EL CVn (Eclipsing binary)

RA: 13h 23m 57.00s, DE: +43° 35' 55.00" (200.9874999950, 43.5986111108)

4/22/2015, 19:22 - 4/22/2015, 22:52 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 5/16/2015, 23:02
  • 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 EL CVn
# VAR 13:23:57.02 +43:35:55.4 2448331.77800 0.795629 9.42-9.59V EA (VSX 20120328)
# 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 22/23 IV 2015; R_345_30s (290/167); 3.6h; minimum P
# NOTE 2457135.38553 +/- 0.00026; 20150422 21:15:10 (UT) GEO
# COND clear weather
Determined minima
  • P: 2457135.38601 (4/22/2015, 21:15)
    HJDmin: 2457135.38921 +/- 0.00033  
    Heliocentric correction: 0.00320
    Note: 
    # NAME EL CVn
# VAR 13:23:57.02 +43:35:55.4 2448331.77800 0.795629 9.42-9.59V EA (VSX 20120328)
# 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 22/23 IV 2015; R_345_30s (290/167); 3.6h; minimum P
# NOTE 2457135.38553 +/- 0.00026; 20150422 21:15:10 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457135.38601
Error (1 sigma): +0.00034/-0.00033 (Bootstrapping), +0.00188/-0.00267 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI):  +0.00067/-0.00063 (Bootstrapping), +0.00303/-0.00751 (Prayer bead)
LSM: chi^2 = 748.6, n_freedom = 285
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - EL CVn, JD 2457135.30761
Comments