FW Her (Eclipsing binary)

RA: 17h 59m 25.76s, DE: +25° 43' 13.20" (269.8573333283, 25.7203333327)

2/24/2014, 00:57 - 2/24/2014, 04:43 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 4/25/2014, 19:05
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: 0.40-m f/5 + CCD G2-1600 + BVRI
  • Photometric band: V
  • Time standard: Gjd
  • Brightness in: Mag
Note:
# NAME FW Her
# VAR 17:59:25.76 +25:43:13.2 2426744.614 0.835412 14.4-14.9p EB/KE (VSX 20110506)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT VR
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 23/24 II 2014; V_75_90s (67/28); R_75_90s (67/27); 3.7h; minimum P
# NOTE FLT V 2456712.60347 +/- 0.00016; 20140224 02:28:59 (UT) GEO
# NOTE FLT R 2456712.60337 +/- 0.00017; 20140224 02:28:51 (UT) GEO
# NOTE FLT VR average 2456712.60342 +/- 0.00017; 20140224 02:28:55 (UT) GEO
# COND fine clear weather
Determined minima
  • P: 2456712.60398 (2/24/2014, 02:29)
    HJDmin: 2456712.60236 +/- 0.00026  
    Heliocentric correction: -0.00162
    Note: 
    # NAME FW Her
# VAR 17:59:25.76 +25:43:13.2 2426744.614 0.835412 14.4-14.9p EB/KE (VSX 20110506)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT VR
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 23/24 II 2014; V_75_90s (67/28); R_75_90s (67/27); 3.7h; minimum P
# NOTE FLT V 2456712.60347 +/- 0.00016; 20140224 02:28:59 (UT) GEO
# NOTE FLT R 2456712.60337 +/- 0.00017; 20140224 02:28:51 (UT) GEO
# NOTE FLT VR average 2456712.60342 +/- 0.00017; 20140224 02:28:55 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456712.60398
Error (1 sigma): +0.00026/-0.00025 (Bootstrapping), +0.00019/-0.00017 (Prayer bead), +0.00030/-0.00030 (LSM)
Error (95% CI):  +0.00050/-0.00053 (Bootstrapping), +0.00025/-0.00031 (Prayer bead)
LSM: chi^2 = 49.0, n_freedom = 61
  • P: 2456712.60324 (2/24/2014, 02:28)
    HJDmin: 2456712.60162 +/- 0.00027  
    Heliocentric correction: -0.00162
    Note: 
    # NAME FW Her
# VAR 17:59:25.76 +25:43:13.2 2426744.614 0.835412 14.4-14.9p EB/KE (VSX 20110506)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT VR
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 23/24 II 2014; V_75_90s (67/28); R_75_90s (67/27); 3.7h; minimum P
# NOTE FLT V 2456712.60347 +/- 0.00016; 20140224 02:28:59 (UT) GEO
# NOTE FLT R 2456712.60337 +/- 0.00017; 20140224 02:28:51 (UT) GEO
# NOTE FLT VR average 2456712.60342 +/- 0.00017; 20140224 02:28:55 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456712.60324
Error (1 sigma): +0.00026/-0.00029 (Bootstrapping), +0.00016/-0.00015 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI):  +0.00052/-0.00054 (Bootstrapping), +0.00024/-0.00034 (Prayer bead)
LSM: chi^2 = 88.2, n_freedom = 61
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - FW Her, JD 2456712.53993
Comments