REF 120/600 Archo + Orion 3G CCD + 0.75x Foc. reducer
----- EBFit result: -----
Tmin = 2459616.35297
Error (1 sigma): +0.00129/-0.00121 (Bootstrapping), +0.00129/-0.00109 (Prayer bead), +0.00033/-0.00033 (LSM)
Error (95% CI): +0.00261/-0.00236 (Bootstrapping), +0.00147/-0.00202 (Prayer bead)
LSM: chi^2 = 5409.6, n_freedom = 517

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 15/16 IV 2015; Rc_65_60s (64/29); 1.2h; minimum P
# NOTE 2457128.31135 +/- 0.00007; 20150415 19:28:21 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457128.31136
Error (1 sigma): +0.00009/-0.00009 (Bootstrapping), +0.00010/-0.00007 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00016/-0.00019 (Bootstrapping), +0.00012/-0.00010 (Prayer bead)
LSM: chi^2 = 98.6, n_freedom = 59

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 15/16 IV 2015; Rc_65_60s (64/29); 1.2h; minimum P
# NOTE 2457128.31135 +/- 0.00007; 20150415 19:28:21 (UT) GEO
# COND clear weather

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 II 2015; Rc_160_60s (139/76); 2.9h; minimum S
# NOTE 2457075.30192 +/- 0.00039; 20150221 19:14:46 (UT) GEO
# COND clear weather

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 21/22 II 2015; Rc_160_60s (139/76); 2.9h; minimum S
# NOTE 2457075.30192 +/- 0.00039; 20150221 19:14:46 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457075.30192
Error (1 sigma): +0.00039/-0.00040 (Bootstrapping), +0.00031/-0.00048 (Prayer bead), +0.00039/-0.00039 (LSM)
Error (95% CI): +0.00073/-0.00080 (Bootstrapping), +0.00047/-0.00065 (Prayer bead)
LSM: chi^2 = 129.9, n_freedom = 134

Schmidt-Newton 0.25m F/4, CCD MX 716
10 Sec. Exposure.

----- EBFit result: -----
Tmin = 2457024.52778
Error (1 sigma): +0.00006/-0.00007 (Bootstrapping), +0.00006/-0.00008 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00014/-0.00013 (Bootstrapping), +0.00012/-0.00011 (Prayer bead)
LSM: chi^2 = 1911.7, n_freedom = 325

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 02/03 III 2014; R_160_60s (159/80); 2.9h; minimum S
# NOTE 2456719.30579 +/- 0.00026; 20140302 19:20:20 (UT) GEO
# COND somewhat cloudy (very thick cirrus)

----- EBFit result: -----
Tmin = 2456719.30568
Error (1 sigma): +0.00034/-0.00035 (Bootstrapping), +0.00022/-0.00026 (Prayer bead), +0.00027/-0.00027 (LSM)
Error (95% CI): +0.00066/-0.00065 (Bootstrapping), +0.00038/-0.00045 (Prayer bead)
LSM: chi^2 = 272.4, n_freedom = 154

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 02/03 III 2014; R_160_60s (159/80); 2.9h; minimum S
# NOTE 2456719.30579 +/- 0.00026; 20140302 19:20:20 (UT) GEO
# COND somewhat cloudy (very thick cirrus)

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 25/26 II 2014; R_75_60s (75/34); 1.5h; minimum P
# NOTE 2456714.28335 +/- 0.00010; 20140225 18:48:01 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456714.28334
Error (1 sigma): +0.00009/-0.00010 (Bootstrapping), +0.00004/-0.00003 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00018/-0.00018 (Bootstrapping), +0.00005/-0.00007 (Prayer bead)
LSM: chi^2 = 96.5, n_freedom = 70

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 25/26 II 2014; R_75_60s (75/34); 1.5h; minimum P
# NOTE 2456714.28335 +/- 0.00010; 20140225 18:48:01 (UT) GEO
# COND clear weather

EQ6 + 0.25-m f/5 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 22/23 I 2011; R_100_60s (96/37); minimum S
# NOTE 2455584.37164 +/- 0.00057; 20110122 20:55:10 (UT) GEO
# COND clear weather -> foggy weather -> very low clouds -> overcast

EQ6 + 0.25-m f/5 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.60 +30:25:36.8 2427133.459 1.1159843 10.5-11.6p EA/SD (VSX 20110202)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 22/23 I 2011; R_100_60s (96/37); minimum S
# NOTE 2455584.37164 +/- 0.00057; 20110122 20:55:10 (UT) GEO
# COND clear weather -> foggy weather -> very low clouds -> overcast

0.40-m f/5 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.6 +30:25:37 2451951.4939 1.11596115 10.5-11.6 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.18 + AVE 2.51
# NOTE 12/13 IV 2007; R_410_30s (390); minimum P
# NOTE 2454203.38926 +/- 0.00005; 20070412 21:20:32 (UT) GEO
# COND clear weather

0.40-m f/5 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.6 +30:25:37 2451951.4939 1.11596115 10.5-11.6 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.18 + AVE 2.51
# NOTE 12/13 IV 2007; R_410_30s (390); minimum P
# NOTE 2454203.38926 +/- 0.00005; 20070412 21:20:32 (UT) GEO
# COND clear weather

0.40-m f/5 + CCD ST7 + R
# NAME WW Cnc
# VAR 09:09:48.6 +30:25:37 2451951.4939 1.11596115 10.5-11.6 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.18
# NOTE 01/02 IV 2007; R_230_60s (221); rise
# COND clear weather; full moon period

RL 0.2m, f/10 + ST-8
TminGJD = 2454099.602742 +/- 0.000068
TminHJD = 2454099.607432 +/- 0.000068
HELcor = 0.00469d
TimePCerror = 5.4 +/- 0.1s
CCD+R

RL200, f/10 + CCD ST8 + R
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