V1097 Her (Eclipsing binary)

RA: 17h 33m 27.94s, DE: +26° 55' 47.50" (263.3664166667, 26.9298611104)

8/7/2017, 19:38 - 8/7/2017, 22:08 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 9/7/2017, 15:47
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: EQ6 + 0.25-m f/4 + CCD ST7 + BVRcIc
  • Photometric band: V
  • Time standard: Gjd
  • Brightness in: Mag
Note:
# NAME V 1097 Her
# VAR 17:33:27.97 +26:55:47.9 2452463.4068 0.360848 10.76-11.30c EW (VSX 20170425)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 07/08 VIII 2017; V_39_90s (39/23); Rc_39_60s (38/23); Ic_39_60s (38/21); 2.5h; minimum S
# NOTE FLT V 2457973.37973 +/- 0.00027; 20170807 21:06:49 (UT) GEO
# NOTE FLT Rc 2457973.38038 +/- 0.00020; 20170807 21:07:45 (UT) GEO
# NOTE FLT Ic 2457973.37894 +/- 0.00025; 20170807 21:05:40 (UT) GEO
# NOTE FLT VRcIc average 2457973.37968 +/- 0.00027; 20170807 21:06:44 (UT) GEO
# COND clear weather; full moon
Determined minima
  • S: 2457973.37973 (8/7/2017, 21:06)
    HJDmin: 2457973.38189 +/- 0.00048  
    Heliocentric correction: 0.00216
    Note: 
    # NAME V 1097 Her
# VAR 17:33:27.97 +26:55:47.9 2452463.4068 0.360848 10.76-11.30c EW (VSX 20170425)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 07/08 VIII 2017; V_39_90s (39/23); Rc_39_60s (38/23); Ic_39_60s (38/21); 2.5h; minimum S
# NOTE FLT V 2457973.37973 +/- 0.00027; 20170807 21:06:49 (UT) GEO
# NOTE FLT Rc 2457973.38038 +/- 0.00020; 20170807 21:07:45 (UT) GEO
# NOTE FLT Ic 2457973.37894 +/- 0.00025; 20170807 21:05:40 (UT) GEO
# NOTE FLT VRcIc average 2457973.37968 +/- 0.00027; 20170807 21:06:44 (UT) GEO
# COND clear weather; full moon

----- EBFit result: -----
Tmin = 2457973.37973
Error (1 sigma): +0.00050/-0.00045 (Bootstrapping), +0.00011/-0.00007 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI):  +0.00098/-0.00098 (Bootstrapping), +0.00019/-0.00016 (Prayer bead)
LSM: chi^2 = 108.7, n_freedom = 34
  • S: 2457973.38038 (8/7/2017, 21:07)
    HJDmin: 2457973.38254 +/- 0.00023  
    Heliocentric correction: 0.00216
    Note: 
    # NAME V 1097 Her
# VAR 17:33:27.97 +26:55:47.9 2452463.4068 0.360848 10.76-11.30c EW (VSX 20170425)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 07/08 VIII 2017; V_39_90s (39/23); Rc_39_60s (38/23); Ic_39_60s (38/21); 2.5h; minimum S
# NOTE FLT V 2457973.37973 +/- 0.00027; 20170807 21:06:49 (UT) GEO
# NOTE FLT Rc 2457973.38038 +/- 0.00020; 20170807 21:07:45 (UT) GEO
# NOTE FLT Ic 2457973.37894 +/- 0.00025; 20170807 21:05:40 (UT) GEO
# NOTE FLT VRcIc average 2457973.37968 +/- 0.00027; 20170807 21:06:44 (UT) GEO
# COND clear weather; full moon

----- EBFit result: -----
Tmin = 2457973.38038
Error (1 sigma): +0.00026/-0.00020 (Bootstrapping), +0.00006/-0.00005 (Prayer bead), +0.00020/-0.00020 (LSM)
Error (95% CI):  +0.00048/-0.00038 (Bootstrapping), +0.00009/-0.00012 (Prayer bead)
LSM: chi^2 = 38.8, n_freedom = 33
  • S: 2457973.37895 (8/7/2017, 21:05)
    HJDmin: 2457973.38111 +/- 0.00063  
    Heliocentric correction: 0.00216
    Note: 
    # NAME V 1097 Her
# VAR 17:33:27.97 +26:55:47.9 2452463.4068 0.360848 10.76-11.30c EW (VSX 20170425)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 07/08 VIII 2017; V_39_90s (39/23); Rc_39_60s (38/23); Ic_39_60s (38/21); 2.5h; minimum S
# NOTE FLT V 2457973.37973 +/- 0.00027; 20170807 21:06:49 (UT) GEO
# NOTE FLT Rc 2457973.38038 +/- 0.00020; 20170807 21:07:45 (UT) GEO
# NOTE FLT Ic 2457973.37894 +/- 0.00025; 20170807 21:05:40 (UT) GEO
# NOTE FLT VRcIc average 2457973.37968 +/- 0.00027; 20170807 21:06:44 (UT) GEO
# COND clear weather; full moon

----- EBFit result: -----
Tmin = 2457973.37895
Error (1 sigma): +0.00068/-0.00057 (Bootstrapping), +0.00010/-0.00008 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI):  +0.00126/-0.00119 (Bootstrapping), +0.00022/-0.00018 (Prayer bead)
LSM: chi^2 = 150.1, n_freedom = 29
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - V1097 Her, JD 2457973.31809
Comments