SW Evostar 80/600 ED + Zwo Asi 174MM-C


----- EBFit result: -----
Tmin = 2460054.50037
Error (1 sigma): +0.00028/-0.00031 (Bootstrapping), +0.00009/-0.00015 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00054/-0.00058 (Bootstrapping), +0.00019/-0.00022 (Prayer bead)
LSM: chi^2 = 313.6, n_freedom = 78

SW Evostar 80/600 ED + Zwo Asi 174MM-C


----- EBFit result: -----
Tmin = 2460054.35441
Error (1 sigma): +0.00079/-0.00061 (Bootstrapping), +0.00083/-0.00091 (Prayer bead), +0.00034/-0.00034 (LSM)
Error (95% CI): +0.00139/-0.00123 (Bootstrapping), +0.00130/-0.00154 (Prayer bead)
LSM: chi^2 = 41.2, n_freedom = 20

SW Evostar 80/600 ED + Zwo Asi 174MM-C


----- EBFit result: -----
Tmin = 2460051.59068
Error (1 sigma): +0.00062/-0.00057 (Bootstrapping), +0.00044/-0.00049 (Prayer bead), +0.00067/-0.00067 (LSM)
Error (95% CI): +0.00124/-0.00113 (Bootstrapping), +0.00070/-0.00081 (Prayer bead)
LSM: chi^2 = 30.2, n_freedom = 30

SW Evostar 80/600 ED + Zwo Asi 174MM-C


----- EBFit result: -----
Tmin = 2460051.44461
Error (1 sigma): +0.00037/-0.00039 (Bootstrapping), +0.00017/-0.00014 (Prayer bead), +0.00030/-0.00030 (LSM)
Error (95% CI): +0.00073/-0.00076 (Bootstrapping), +0.00034/-0.00020 (Prayer bead)
LSM: chi^2 = 123.9, n_freedom = 78

SW Evostar 80/600 ED + Zwo Asi 174MM-C


----- EBFit result: -----
Tmin = 2460042.57477
Error (1 sigma): +0.00033/-0.00032 (Bootstrapping), +0.00017/-0.00017 (Prayer bead), +0.00031/-0.00031 (LSM)
Error (95% CI): +0.00064/-0.00065 (Bootstrapping), +0.00033/-0.00027 (Prayer bead)
LSM: chi^2 = 76.4, n_freedom = 68

SW Evostar 80/600 ED + Zwo Asi 174MM-C
----- EBFit result: -----
Tmin = 2460042.42753
Error (1 sigma): +0.00024/-0.00027 (Bootstrapping), +0.00009/-0.00012 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00046/-0.00049 (Bootstrapping), +0.00019/-0.00022 (Prayer bead)
LSM: chi^2 = 97.1, n_freedom = 99

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.55143
Error (1 sigma): +0.00019/-0.00011 (Bootstrapping), +0.00016/-0.00011 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00037/-0.00028 (Bootstrapping), +0.00025/-0.00019 (Prayer bead)
LSM: chi^2 = 143.9, n_freedom = 40

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.55162
Error (1 sigma): +0.00015/-0.00014 (Bootstrapping), +0.00008/-0.00007 (Prayer bead), +0.00008/-0.00008 (LSM)
Error (95% CI): +0.00032/-0.00028 (Bootstrapping), +0.00012/-0.00010 (Prayer bead)
LSM: chi^2 = 175.4, n_freedom = 41

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.55165
Error (1 sigma): +0.00021/-0.00024 (Bootstrapping), +0.00016/-0.00012 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00042/-0.00039 (Bootstrapping), +0.00026/-0.00020 (Prayer bead)
LSM: chi^2 = 153.6, n_freedom = 33

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.40740
Error (1 sigma): +0.00014/-0.00017 (Bootstrapping), +0.00005/-0.00008 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00031/-0.00033 (Bootstrapping), +0.00013/-0.00010 (Prayer bead)
LSM: chi^2 = 73.4, n_freedom = 46

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.40653
Error (1 sigma): +0.00018/-0.00021 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00038/-0.00040 (Bootstrapping), +0.00009/-0.00010 (Prayer bead)
LSM: chi^2 = 144.6, n_freedom = 43

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

----- EBFit result: -----
Tmin = 2458961.40677
Error (1 sigma): +0.00014/-0.00012 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00025/-0.00028 (Bootstrapping), +0.00007/-0.00009 (Prayer bead)
LSM: chi^2 = 57.9, n_freedom = 44

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20200519)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 IV 2020; V_108_90s (92); Rc_107_60s (100); Ic_107_60s (102); 6.5h; minimum S, maximum, minimum P

# NOTE FLT V 2458961.40678 +/- 0.00011; 20200421 21:45:46 (UT) GEO
# NOTE FLT Rc 2458961.40653 +/- 0.00009; 20200421 21:45:24 (UT) GEO
# NOTE FLT Ic 2458961.40740 +/- 0.00012; 20200421 21:46:39 (UT) GEO
# NOTE FLT VRcIc average 2458961.40690 +/- 0.00012; 20200421 21:45:56 (UT) GEO

# NOTE FLT V 2458961.55165 +/- 0.00009; 20200422 01:14:23 (UT) GEO
# NOTE FLT Rc 2458961.55162 +/- 0.00007; 20200422 01:14:20 (UT) GEO
# NOTE FLT Ic 2458961.55148 +/- 0.00010; 20200422 01:14:08 (UT) GEO
# NOTE FLT VRcIc average 2458961.55158 +/- 0.00010; 20200422 01:14:17 (UT) GEO

# COND fine clear weather

NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458962.57044
Error (1 sigma): +0.00021/-0.00021 (Bootstrapping), +0.00007/-0.00006 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00038/-0.00040 (Bootstrapping), +0.00011/-0.00011 (Prayer bead)
LSM: chi^2 = 147.6, n_freedom = 47

NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458962.42487
Error (1 sigma): +0.00016/-0.00014 (Bootstrapping), +0.00008/-0.00012 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00029/-0.00027 (Bootstrapping), +0.00015/-0.00020 (Prayer bead)
LSM: chi^2 = 588.2, n_freedom = 113

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458955.58841
Error (1 sigma): +0.00022/-0.00022 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00046/-0.00044 (Bootstrapping), +0.00006/-0.00006 (Prayer bead)
LSM: chi^2 = 168.7, n_freedom = 52

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458955.44353
Error (1 sigma): +0.00024/-0.00021 (Bootstrapping), +0.00008/-0.00006 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00047/-0.00042 (Bootstrapping), +0.00018/-0.00010 (Prayer bead)
LSM: chi^2 = 346.5, n_freedom = 74

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458955.29732
Error (1 sigma): +0.00059/-0.00060 (Bootstrapping), +0.00041/-0.00055 (Prayer bead), +0.00054/-0.00054 (LSM)
Error (95% CI): +0.00115/-0.00123 (Bootstrapping), +0.00062/-0.00133 (Prayer bead)
LSM: chi^2 = 61.6, n_freedom = 32

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458955.58947
Error (1 sigma): +0.00030/-0.00040 (Bootstrapping), +0.00018/-0.00017 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI): +0.00057/-0.00080 (Bootstrapping), +0.00041/-0.00042 (Prayer bead)
LSM: chi^2 = 35.1, n_freedom = 15

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458955.44331
Error (1 sigma): +0.00027/-0.00030 (Bootstrapping), +0.00009/-0.00009 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00056/-0.00057 (Bootstrapping), +0.00013/-0.00011 (Prayer bead)
LSM: chi^2 = 94.9, n_freedom = 22

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458955.30019
Error (1 sigma): +0.00033/-0.00041 (Bootstrapping), +0.00016/-0.00017 (Prayer bead), +0.00029/-0.00029 (LSM)
Error (95% CI): +0.00070/-0.00071 (Bootstrapping), +0.00024/-0.00025 (Prayer bead)
LSM: chi^2 = 28.4, n_freedom = 19

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458955.58882
Error (1 sigma): +0.00049/-0.00041 (Bootstrapping), +0.00010/-0.00005 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI): +0.00091/-0.00079 (Bootstrapping), +0.00025/-0.00023 (Prayer bead)
LSM: chi^2 = 88.5, n_freedom = 22

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458955.44345
Error (1 sigma): +0.00027/-0.00028 (Bootstrapping), +0.00027/-0.00022 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00058/-0.00061 (Bootstrapping), +0.00045/-0.00030 (Prayer bead)
LSM: chi^2 = 63.0, n_freedom = 21

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.57149
Error (1 sigma): +0.00031/-0.00031 (Bootstrapping), +0.00010/-0.00010 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00058/-0.00060 (Bootstrapping), +0.00017/-0.00018 (Prayer bead)
LSM: chi^2 = 94.3, n_freedom = 61

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.42642
Error (1 sigma): +0.00027/-0.00026 (Bootstrapping), +0.00006/-0.00006 (Prayer bead), +0.00024/-0.00024 (LSM)
Error (95% CI): +0.00054/-0.00054 (Bootstrapping), +0.00009/-0.00016 (Prayer bead)
LSM: chi^2 = 103.6, n_freedom = 73

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.57276
Error (1 sigma): +0.00036/-0.00040 (Bootstrapping), +0.00018/-0.00022 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI): +0.00077/-0.00082 (Bootstrapping), +0.00031/-0.00027 (Prayer bead)
LSM: chi^2 = 41.4, n_freedom = 18

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.42612
Error (1 sigma): +0.00019/-0.00019 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00040/-0.00037 (Bootstrapping), +0.00011/-0.00013 (Prayer bead)
LSM: chi^2 = 62.0, n_freedom = 35

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.57233
Error (1 sigma): +0.00035/-0.00040 (Bootstrapping), +0.00010/-0.00010 (Prayer bead), +0.00039/-0.00039 (LSM)
Error (95% CI): +0.00078/-0.00075 (Bootstrapping), +0.00017/-0.00018 (Prayer bead)
LSM: chi^2 = 16.4, n_freedom = 18

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458946.42576
Error (1 sigma): +0.00031/-0.00032 (Bootstrapping), +0.00019/-0.00018 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI): +0.00065/-0.00060 (Bootstrapping), +0.00024/-0.00041 (Prayer bead)
LSM: chi^2 = 91.8, n_freedom = 47

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458941.48233
Error (1 sigma): +0.00022/-0.00020 (Bootstrapping), +0.00010/-0.00008 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00044/-0.00045 (Bootstrapping), +0.00018/-0.00028 (Prayer bead)
LSM: chi^2 = 200.8, n_freedom = 81

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458941.33615
Error (1 sigma): +0.00032/-0.00038 (Bootstrapping), +0.00011/-0.00011 (Prayer bead), +0.00024/-0.00024 (LSM)
Error (95% CI): +0.00062/-0.00069 (Bootstrapping), +0.00017/-0.00020 (Prayer bead)
LSM: chi^2 = 103.6, n_freedom = 54

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x filtry VOD Turnov
v zorném poli větve blízkých stromů
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458941.48165
Error (1 sigma): +0.00023/-0.00020 (Bootstrapping), +0.00006/-0.00006 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00052/-0.00035 (Bootstrapping), +0.00016/-0.00021 (Prayer bead)
LSM: chi^2 = 132.5, n_freedom = 21

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x filtry VOD Turnov
v zorném poli větve blízkých stromů
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108


----- EBFit result: -----
Tmin = 2458941.33591
Error (1 sigma): +0.00031/-0.00025 (Bootstrapping), +0.00010/-0.00010 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI): +0.00059/-0.00062 (Bootstrapping), +0.00023/-0.00021 (Prayer bead)
LSM: chi^2 = 34.6, n_freedom = 18

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x filtry VOD Turnov
v zorném poli větve blízkých stromů
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458941.48208
Error (1 sigma): +0.00029/-0.00026 (Bootstrapping), +0.00006/-0.00007 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00059/-0.00053 (Bootstrapping), +0.00007/-0.00016 (Prayer bead)
LSM: chi^2 = 128.0, n_freedom = 24

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x filtry VOD Turnov
v zorném poli větve blízkých stromů
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458941.33596
Error (1 sigma): +0.00043/-0.00036 (Bootstrapping), +0.00020/-0.00028 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00084/-0.00080 (Bootstrapping), +0.00042/-0.00057 (Prayer bead)
LSM: chi^2 = 80.5, n_freedom = 26

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.50125
Error (1 sigma): +0.00021/-0.00021 (Bootstrapping), +0.00011/-0.00009 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00042/-0.00039 (Bootstrapping), +0.00017/-0.00022 (Prayer bead)
LSM: chi^2 = 250.8, n_freedom = 79

Sky-Watcher REF 80/600 + G2-8300 + reduktor 0.85x
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.35524
Error (1 sigma): +0.00038/-0.00036 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00065/-0.00067 (Bootstrapping), +0.00009/-0.00012 (Prayer bead)
LSM: chi^2 = 181.5, n_freedom = 57

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.50141
Error (1 sigma): +0.00024/-0.00023 (Bootstrapping), +0.00014/-0.00015 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00052/-0.00043 (Bootstrapping), +0.00022/-0.00039 (Prayer bead)
LSM: chi^2 = 226.1, n_freedom = 41

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.35451
Error (1 sigma): +0.00045/-0.00047 (Bootstrapping), +0.00010/-0.00011 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00092/-0.00076 (Bootstrapping), +0.00016/-0.00014 (Prayer bead)
LSM: chi^2 = 70.3, n_freedom = 24

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x filtry + VOD Turnov
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.50181
Error (1 sigma): +0.00026/-0.00025 (Bootstrapping), +0.00009/-0.00011 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00055/-0.00051 (Bootstrapping), +0.00016/-0.00021 (Prayer bead)
LSM: chi^2 = 277.3, n_freedom = 38

Vixen SCT VC200L 200/1800 + G2-8300 + reduktor 0.71x + filtry VOD Turnov
přecházející vysoká oblačnost
cmp: UCAC4 685-055890 m=11.768 b-v=0.929
chk: UCAC4 683-058128 m=12.046 b-v=1.108

----- EBFit result: -----
Tmin = 2458934.35427
Error (1 sigma): +0.00058/-0.00064 (Bootstrapping), +0.00029/-0.00021 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI): +0.00114/-0.00143 (Bootstrapping), +0.00042/-0.00039 (Prayer bead)
LSM: chi^2 = 141.4, n_freedom = 27

NWT 150/600 + MII G2-8300
----- EBFit result: -----
Tmin = 2458590.39999
Error (1 sigma): +0.00019/-0.00020 (Bootstrapping), +0.00017/-0.00021 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00037/-0.00036 (Bootstrapping), +0.00028/-0.00039 (Prayer bead)
LSM: chi^2 = 255.5, n_freedom = 113

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458228.55533
Error (1 sigma): +0.00018/-0.00017 (Bootstrapping), +0.00009/-0.00010 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00038/-0.00032 (Bootstrapping), +0.00014/-0.00018 (Prayer bead)
LSM: chi^2 = 68.8, n_freedom = 35

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458228.55502
Error (1 sigma): +0.00019/-0.00018 (Bootstrapping), +0.00011/-0.00010 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00039/-0.00033 (Bootstrapping), +0.00013/-0.00016 (Prayer bead)
LSM: chi^2 = 122.8, n_freedom = 37

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458228.55536
Error (1 sigma): +0.00021/-0.00019 (Bootstrapping), +0.00013/-0.00014 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00041/-0.00038 (Bootstrapping), +0.00030/-0.00023 (Prayer bead)
LSM: chi^2 = 112.9, n_freedom = 34

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.61062
Error (1 sigma): +0.00020/-0.00021 (Bootstrapping), +0.00028/-0.00018 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00042/-0.00041 (Bootstrapping), +0.00038/-0.00030 (Prayer bead)
LSM: chi^2 = 50.4, n_freedom = 28

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.61114
Error (1 sigma): +0.00012/-0.00012 (Bootstrapping), +0.00009/-0.00007 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00023/-0.00026 (Bootstrapping), +0.00017/-0.00014 (Prayer bead)
LSM: chi^2 = 49.9, n_freedom = 31

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.61087
Error (1 sigma): +0.00024/-0.00023 (Bootstrapping), +0.00022/-0.00016 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00051/-0.00046 (Bootstrapping), +0.00026/-0.00024 (Prayer bead)
LSM: chi^2 = 83.1, n_freedom = 29

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.46600
Error (1 sigma): +0.00013/-0.00015 (Bootstrapping), +0.00009/-0.00007 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00028/-0.00030 (Bootstrapping), +0.00015/-0.00014 (Prayer bead)
LSM: chi^2 = 108.9, n_freedom = 40

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.46581
Error (1 sigma): +0.00017/-0.00018 (Bootstrapping), +0.00006/-0.00008 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00032/-0.00032 (Bootstrapping), +0.00008/-0.00012 (Prayer bead)
LSM: chi^2 = 228.7, n_freedom = 38

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.46622
Error (1 sigma): +0.00015/-0.00018 (Bootstrapping), +0.00007/-0.00005 (Prayer bead), +0.00008/-0.00008 (LSM)
Error (95% CI): +0.00031/-0.00032 (Bootstrapping), +0.00010/-0.00010 (Prayer bead)
LSM: chi^2 = 122.5, n_freedom = 35

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.32174
Error (1 sigma): +0.00029/-0.00030 (Bootstrapping), +0.00013/-0.00013 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI): +0.00062/-0.00054 (Bootstrapping), +0.00019/-0.00035 (Prayer bead)
LSM: chi^2 = 79.7, n_freedom = 26

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.32138
Error (1 sigma): +0.00030/-0.00030 (Bootstrapping), +0.00007/-0.00007 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00058/-0.00065 (Bootstrapping), +0.00010/-0.00011 (Prayer bead)
LSM: chi^2 = 93.5, n_freedom = 26

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 06/07 IV 2018; V_137_90s (125); Rc_137_60s (130); Ic_137_60s (127); 8.4h; minimum S, maximum, minimum P, maximum, minimum S

# NOTE FLT V 2458215.32157 +/- 0.00016; 20180406 19:43:04 (UT) GEO
# NOTE FLT Rc 2458215.32138 +/- 0.00014; 20180406 19:42:47 (UT) GEO
# NOTE FLT Ic 2458215.32173 +/- 0.00017; 20180406 19:43:17 (UT) GEO
# NOTE FLT VRcIc average 2458215.32156 +/- 0.00017; 20180406 19:43:03 (UT) GEO

# NOTE FLT V 2458215.46622 +/- 0.00008; 20180406 23:11:21 (UT) GEO
# NOTE FLT Rc 2458215.46583 +/- 0.00010; 20180406 23:10:48 (UT) GEO
# NOTE FLT Ic 2458215.46603 +/- 0.00010; 20180406 23:11:05 (UT) GEO
# NOTE FLT VRcIc average 2458215.46602 +/- 0.00010; 20180406 23:11:04 (UT) GEO

# NOTE FLT V 2458215.61087 +/- 0.00012; 20180407 02:39:39 (UT) GEO
# NOTE FLT Rc 2458215.61114 +/- 0.00011; 20180407 02:40:02 (UT) GEO
# NOTE FLT Ic 2458215.61062 +/- 0.00014; 20180407 02:39:18 (UT) GEO
# NOTE FLT VRcIc average 2458215.61088 +/- 0.00014; 20180407 02:39:40 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2458215.32157
Error (1 sigma): +0.00026/-0.00024 (Bootstrapping), +0.00010/-0.00007 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00054/-0.00045 (Bootstrapping), +0.00021/-0.00016 (Prayer bead)
LSM: chi^2 = 112.0, n_freedom = 24

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.56405
Error (1 sigma): +0.00018/-0.00022 (Bootstrapping), +0.00021/-0.00019 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00039/-0.00042 (Bootstrapping), +0.00044/-0.00028 (Prayer bead)
LSM: chi^2 = 92.2, n_freedom = 30

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.56405
Error (1 sigma): +0.00018/-0.00020 (Bootstrapping), +0.00021/-0.00020 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00040/-0.00040 (Bootstrapping), +0.00044/-0.00028 (Prayer bead)
LSM: chi^2 = 92.2, n_freedom = 30

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.56471
Error (1 sigma): +0.00011/-0.00012 (Bootstrapping), +0.00007/-0.00007 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00021/-0.00022 (Bootstrapping), +0.00018/-0.00011 (Prayer bead)
LSM: chi^2 = 29.7, n_freedom = 29

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.41939
Error (1 sigma): +0.00013/-0.00013 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00029/-0.00027 (Bootstrapping), +0.00004/-0.00006 (Prayer bead)
LSM: chi^2 = 51.9, n_freedom = 36

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.41885
Error (1 sigma): +0.00015/-0.00017 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00030/-0.00033 (Bootstrapping), +0.00008/-0.00006 (Prayer bead)
LSM: chi^2 = 66.1, n_freedom = 34

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

----- EBFit result: -----
Tmin = 2457874.41926
Error (1 sigma): +0.00013/-0.00014 (Bootstrapping), +0.00005/-0.00005 (Prayer bead), +0.00013/-0.00013 (LSM)
Error (95% CI): +0.00025/-0.00031 (Bootstrapping), +0.00011/-0.00013 (Prayer bead)
LSM: chi^2 = 42.0, n_freedom = 33

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; V_108_90s (103); Rc_108_60s (104); Ic_108_60s (105); 6.5h; maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457874.41927 +/- 0.00012; 20170430 22:03:45 (UT) GEO
# NOTE FLT Rc 2457874.41885 +/- 0.00012; 20170430 22:03:09 (UT) GEO
# NOTE FLT Ic 2457874.41939 +/- 0.00012; 20170430 22:03:55 (UT) GEO
# NOTE FLT VRcIc average 2457874.41917 +/- 0.00012; 20170430 22:03:36 (UT) GEO

# NOTE FLT V 2457874.56470 +/- 0.00011; 20170501 01:33:10 (UT) GEO
# NOTE FLT Rc 2457874.56456 +/- 0.00015; 20170501 01:32:58 (UT) GEO
# NOTE FLT Ic 2457874.56405 +/- 0.00011; 20170501 01:32:14 (UT) GEO
# NOTE FLT VRcIc average 2457874.56443 +/- 0.00015; 20170501 01:32:47 (UT) GEO

# COND clear weather

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280 15:36:34.557 +46:38:09.25 J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140 15:36:12.192 +46:35:11.65 J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152 15:37:13.767 +46:35:49.27 J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266 15:35:41.647 +46:37:25.12 J = 11.638 K = 11.143 J-K = 0.495

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather


----- EBFit result: -----
Tmin = 2457853.62150
Error (1 sigma): +0.00050/-0.00040 (Bootstrapping), +0.00013/-0.00009 (Prayer bead), +0.00031/-0.00031 (LSM)
Error (95% CI): +0.00125/-0.00075 (Bootstrapping), +0.00028/-0.00020 (Prayer bead)
LSM: chi^2 = 20.8, n_freedom = 16

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.62106
Error (1 sigma): +0.00022/-0.00016 (Bootstrapping), +0.00009/-0.00008 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00041/-0.00031 (Bootstrapping), +0.00015/-0.00015 (Prayer bead)
LSM: chi^2 = 11.5, n_freedom = 17

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.62083
Error (1 sigma): +0.00015/-0.00014 (Bootstrapping), +0.00018/-0.00014 (Prayer bead), +0.00021/-0.00021 (LSM)
Error (95% CI): +0.00036/-0.00028 (Bootstrapping), +0.00025/-0.00021 (Prayer bead)
LSM: chi^2 = 12.2, n_freedom = 16

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.47759
Error (1 sigma): +0.00018/-0.00020 (Bootstrapping), +0.00007/-0.00007 (Prayer bead), +0.00021/-0.00021 (LSM)
Error (95% CI): +0.00038/-0.00036 (Bootstrapping), +0.00012/-0.00010 (Prayer bead)
LSM: chi^2 = 29.0, n_freedom = 37

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.47743
Error (1 sigma): +0.00027/-0.00021 (Bootstrapping), +0.00018/-0.00011 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI): +0.00049/-0.00046 (Bootstrapping), +0.00030/-0.00016 (Prayer bead)
LSM: chi^2 = 60.4, n_freedom = 32

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.47719
Error (1 sigma): +0.00019/-0.00022 (Bootstrapping), +0.00003/-0.00005 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI): +0.00037/-0.00042 (Bootstrapping), +0.00008/-0.00013 (Prayer bead)
LSM: chi^2 = 57.6, n_freedom = 34

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.32949
Error (1 sigma): +0.00054/0.00000 (Bootstrapping), +0.00071/-0.00071 (Prayer bead), +0.00036/-0.00036 (LSM)
Error (95% CI): +0.00095/-0.00063 (Bootstrapping), +0.00092/-0.00078 (Prayer bead)
LSM: chi^2 = 31.6, n_freedom = 16

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457853.33067
Error (1 sigma): +0.00019/-0.00019 (Bootstrapping), +0.00009/-0.00008 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI): +0.00035/-0.00037 (Bootstrapping), +0.00014/-0.00013 (Prayer bead)
LSM: chi^2 = 10.4, n_freedom = 19

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather


----- EBFit result: -----
Tmin = 2457853.33013
Error (1 sigma): +0.00039/-0.00048 (Bootstrapping), +0.00013/-0.00016 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00082/-0.00080 (Bootstrapping), +0.00030/-0.00042 (Prayer bead)
LSM: chi^2 = 35.1, n_freedom = 19

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.92200 0.29087 12.1-12.45R1 EW (VSX 20130415)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 09/10 IV 2017; V_132_90s (117); Rc_132_60s (111); Ic_132_60s (118); 8.0h; minimum P, maximum, minimum S, maximum, minimum P

# NOTE FLT V 2457853.32998 +/- 0.00025; 20170409 19:55:10 (UT) GEO
# NOTE FLT Rc 2457853.33048 +/- 0.00023; 20170409 19:55:53 (UT) GEO
# NOTE FLT Ic 2457853.32974 +/- 0.00037; 20170409 19:54:50 (UT) GEO
# NOTE FLT VRcIc average 2457853.33006 +/- 0.00037; 20170409 19:55:17 (UT) GEO

# NOTE FLT V 2457853.47718 +/- 0.00017; 20170409 23:27:08 (UT) GEO
# NOTE FLT Rc 2457853.47743 +/- 0.00017; 20170409 23:27:30 (UT) GEO
# NOTE FLT Ic 2457853.47758 +/- 0.00021; 20170409 23:27:43 (UT) GEO
# NOTE FLT VRcIc average 2457853.47740 +/- 0.00021; 20170409 23:27:27 (UT) GEO

# NOTE FLT V 2457853.62095 +/- 0.00022; 20170410 02:54:10 (UT) GEO
# NOTE FLT Rc 2457853.62168 +/- 0.00018; 20170410 02:55:13 (UT) GEO
# NOTE FLT Ic 2457853.62140 +/- 0.00031; 20170410 02:54:49 (UT) GEO
# NOTE FLT VRcIc average 2457853.62134 +/- 0.00031; 20170410 02:54:44 (UT) GEO

# COND clear weather

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.60424
Error (1 sigma): +0.00014/-0.00017 (Bootstrapping), +0.00011/-0.00013 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00027/-0.00035 (Bootstrapping), +0.00019/-0.00021 (Prayer bead)
LSM: chi^2 = 69.7, n_freedom = 31

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.60451
Error (1 sigma): +0.00012/-0.00012 (Bootstrapping), +0.00009/-0.00011 (Prayer bead), +0.00008/-0.00008 (LSM)
Error (95% CI): +0.00024/-0.00024 (Bootstrapping), +0.00014/-0.00016 (Prayer bead)
LSM: chi^2 = 90.5, n_freedom = 33

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.60444
Error (1 sigma): +0.00012/-0.00014 (Bootstrapping), +0.00009/-0.00006 (Prayer bead), +0.00008/-0.00008 (LSM)
Error (95% CI): +0.00024/-0.00028 (Bootstrapping), +0.00016/-0.00015 (Prayer bead)
LSM: chi^2 = 81.4, n_freedom = 31

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.45978
Error (1 sigma): +0.00019/-0.00020 (Bootstrapping), +0.00006/-0.00006 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00038/-0.00042 (Bootstrapping), +0.00012/-0.00010 (Prayer bead)
LSM: chi^2 = 45.2, n_freedom = 27

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.45977
Error (1 sigma): +0.00014/-0.00015 (Bootstrapping), +0.00004/-0.00002 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00030/-0.00028 (Bootstrapping), +0.00009/-0.00012 (Prayer bead)
LSM: chi^2 = 65.9, n_freedom = 27

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather

----- EBFit result: -----
Tmin = 2457844.45998
Error (1 sigma): +0.00020/-0.00022 (Bootstrapping), +0.00013/-0.00008 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00042/-0.00039 (Bootstrapping), +0.00016/-0.00029 (Prayer bead)
LSM: chi^2 = 98.4, n_freedom = 26

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20170401)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 31 III / 01 IV 2017; V_85_90s (80); Rc_85_60s (86); Ic_85_60s (81); 5.5h; minimum S, maximum, minimum P

# NOTE FLT V 2457844.45998 +/- 0.00012; 20170331 23:02:22 (UT) GEO
# NOTE FLT Rc 2457844.45978 +/- 0.00012; 20170331 23:02:05 (UT) GEO
# NOTE FLT Ic 2457844.45978 +/- 0.00014; 20170331 23:02:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.45984 +/- 0.00014; 20170331 23:02:10 (UT) GEO

# NOTE FLT V 2457844.60444 +/- 0.00008; 20170401 02:30:24 (UT) GEO
# NOTE FLT Rc 2457844.60451 +/- 0.00008; 20170401 02:30:30 (UT) GEO
# NOTE FLT Ic 2457844.60422 +/- 0.00010; 20170401 02:30:05 (UT) GEO
# NOTE FLT VRcIc average 2457844.60439 +/- 0.00010; 20170401 02:30:19 (UT) GEO

# COND clear weather