V0423 Dra (Eclipsing binary)

RA: 19h 23m 04.03s, DE: +56° 08' 04.80" (290.7667916617, 56.1346666663)

9/4/2014, 18:37 - 9/5/2014, 01:07 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 9/14/2014, 13:54
  • 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:
# NAME V 423 Dra
# VAR 19:23:04.04 +56:08:04.8 2451478.64000 1.21742 10.93-11.25R EA (VSX 20140827)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 04/05 IX 2014; R_340_90s (334/270); 6.5h; minimum S
# NOTE 2456905.49686 +/- 0.00032; 20140904 23:55:29 (UT) GEO
# COND clear weather
Determined minima
  • S: 2456905.49686 (9/4/2014, 23:55)
    HJDmin: 2456905.49822 +/- 0.00057  
    Heliocentric correction: 0.00136
    Note: 
    # NAME V 423 Dra
# VAR 19:23:04.04 +56:08:04.8 2451478.64000 1.21742 10.93-11.25R EA (VSX 20140827)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 04/05 IX 2014; R_340_90s (334/270); 6.5h; minimum S
# NOTE 2456905.49686 +/- 0.00032; 20140904 23:55:29 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456905.49686
Error (1 sigma): +0.00060/-0.00054 (Bootstrapping), +0.00083/-0.00062 (Prayer bead), +0.00031/-0.00031 (LSM)
Error (95% CI):  +0.00128/-0.00099 (Bootstrapping), +0.00113/-0.00200 (Prayer bead)
LSM: chi^2 = 335.6, n_freedom = 140
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - V0423 Dra, JD 2456905.27618
Comments