GM Dra (Eclipsing binary)

RA: 17h 20m 21.88s, DE: +57° 58' 27.00" (260.0911666617, 57.9741666660)

9/21/2020, 17:58 - 9/21/2020, 23:03 (UTC)

Data:
  • Observer: Urbaník M.
  • Created: 9/22/2020, 11:05 UTC
  • Station: Kysucká hvezdáreň
  • Instrument: SKY-WATCHER NWT 150/750 + MII G2-8300
  • Photometric band: B
  • Time standard: GJD
  • Brightness in: Mag
Note:
CCD+B,exp.45 s,comp. HD157223,2x2.
Determined minima
  • P: 2459114.29958 (9/21/2020, 19:11 UTC)
    HJDmin: 2459114.29906 +/- 0.00041  
    Heliocentric correction: -0.00052
    Note: 
    CCD+B,exp.45 s,comp. HD157223,2x2.

----- EBFit result: -----
Tmin = 2459114.29958
Error (1 sigma): +0.00042/-0.00040 (Bootstrapping), +0.00019/-0.00013 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI):  +0.00085/-0.00078 (Bootstrapping), +0.00031/-0.00018 (Prayer bead)
LSM: chi^2 = 403.2, n_freedom = 47
Actions:
Light curve
Star field chart
Chart - GM Dra, JD 2459114.24865
Explicitly named stars

No comparison or check stars are explicitly listed for this observation. They should be marked in the star field chart.

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