IU Cnc (Eclipsing binary)

RA: 09h 00m 59.10s, DE: +12° 58' 52.00" (135.2462500000, 12.9811111104)

12/17/2013, 01:42 - 12/17/2013, 05:00 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 12/26/2013, 21:15
  • 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 IU Cnc
# VAR 09:00:59.06 +12:58:51.6 2451630.65700 0.4216475 11.80-12.36V EW (VSX 20110329)
# 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 16/17 XII 2013; R_180_60s (164/23); 3.2h; minimum P
# NOTE 2456643.59318 +/- 0.00064; 20131217 02:14:11 (UT) GEO
# COND clear weather; full moon period
Determined minima
  • P: 2456643.59312 (12/17/2013, 02:14)
    HJDmin: 2456643.59685 +/- 0.00057  
    Heliocentric correction: 0.00373
    Note: 
    # NAME IU Cnc
# VAR 09:00:59.06 +12:58:51.6 2451630.65700 0.4216475 11.80-12.36V EW (VSX 20110329)
# 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 16/17 XII 2013; R_180_60s (164/23); 3.2h; minimum P
# NOTE 2456643.59318 +/- 0.00064; 20131217 02:14:11 (UT) GEO
# COND clear weather; full moon period

----- EBFit result: -----
Tmin = 2456643.59312
Error (1 sigma): +0.00053/-0.00061 (Bootstrapping), +0.00043/-0.00054 (Prayer bead), +0.00064/-0.00064 (LSM)
Error (95% CI):  +0.00103/-0.00126 (Bootstrapping), +0.00077/-0.00081 (Prayer bead)
LSM: chi^2 = 75.6, n_freedom = 110
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - IU Cnc, JD 2456643.57134
Comments