AI Dra (Eclipsing binary)

RA: 16h 56m 18.15s, DE: +52° 41' 54.40" (254.0756249950, 52.6984444441)

5/15/2022, 20:12 - 5/15/2022, 23:53 (UTC)

Data:
  • Observer: Milan Uhlar
  • Created: 5/16/2022, 12:07
  • Station: JIRNY
  • Instrument: Canon 7D MarkII, LNS500, OAT
  • Photometric band: V
  • Time standard: Gjd
  • Brightness in: Mag
Note:
ISO800, GG binning2x2, 60sec, F8

----- EBFit result: -----
TminGJD = 2459715.42830
Error (1 sigma): +0.00010/-0.00010 (Bootstrapping), +0.00004/-0.00005 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI):  +0.00018/-0.00019 (Bootstrapping), +0.00006/-0.00007 (Prayer bead)
LSM: chi^2 = 230.2, n_freedom = 128
Determined minima
  • P: 2459715.42811 (5/15/2022, 22:16)
    HJDmin: 2459715.42971 +/- 0.00011  
    Heliocentric correction: 0.00160
    Note: 
    ISO800, GG binning2x2, 60sec, F8

----- EBFit result: -----
Tmin = 2459715.42811
Error (1 sigma): +0.00011/-0.00011 (Bootstrapping), +0.00019/-0.00016 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI):  +0.00024/-0.00020 (Bootstrapping), +0.00027/-0.00019 (Prayer bead)
LSM: chi^2 = 423.0, n_freedom = 145
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - AI Dra, JD 2459715.34182
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