GR Boo (Eclipsing binary)

RA: 14h 59m 54.50s, DE: +25° 54' 34.00" (224.9770833283, 25.9094444444)

5/20/2013, 19:49 - 5/20/2013, 21:44 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 5/25/2013, 20:23
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: EQ6 + 0.25-m f/4 + CCD ST7 + R
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Note:
GENERATED FROM MINIMUM id=4994
Determined minima
  • P: 2456433.37156 (5/20/2013, 20:55)
    HJDmin: 2456433.37545 +/- 0.00022  
    Heliocentric correction: 0.00389
    Note: 
    # NAME GR Boo
# VAR 14:59:54.55 +25:54:33.6 2452500.1923 0.3766703 11.45-11.9 EW (VSX 20110301)
# 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 20/21 V 2013; R_105_60s (98/59); 1.9h; minimum P
# NOTE 2456433.37080 +/- 0.00014; 20130520 20:53:57 (UT) GEO
# COND clear weather => somewhat cloudy

----- EBFit result: -----
Tmin = 2456433.37156
Error (1 sigma): +0.00023/-0.00022 (Bootstrapping), +0.00058/-0.00032 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI):  +0.00046/-0.00046 (Bootstrapping), +0.00097/-0.00065 (Prayer bead)
LSM: chi^2 = 162.6, n_freedom = 93
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - GR Boo, JD 2456433.32576
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