CM Dra (Eclipsing binary, Intrinsic variable, Eruptive variable)

RA: 16h 34m 20.33s, DE: +57° 09' 44.39" (248.5847100000, 57.1623300000)

8/23/2015, 22:13 - 8/23/2015, 23:53 (UTC)

Data:
  • Observer: Pavol A. Dubovsky
  • Created: 10/23/2015, 01:45
  • Updated by: Filip Walter
  • Updated: 8/24/2026, 21:36
  • Station: AO Kolonica
  • Instrument: Celestron 14
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Note:
CCD+R; exp 60s; C14
<a href="http://www.astrokolonica.sk/joomla15/index.php/en/instruments/telescopes/294-c14.html">C14</a> 356/3910 + <a href="http://www.astrokolonica.sk/joomla15/index.php/en/instruments/detektory/298-g2.html">MII G2-1600</a> + <a href="http://www.astrokolonica.sk/joomla15/en/observers/110-dpv.html">DPV</a>
Ensamble photometry with C-Munipack and MCV, mean comparison = GSC 3881-1076 V=13.96 B-V=0.29 (NOMAD), check#3 on the chart
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457258.44937
Error (1 sigma): +0.00002/-0.00003 (Bootstrapping), +0.00001/-0.00001 (Prayer bead), +0.00001/-0.00001 (LSM)
Error (95% CI):  +0.00005/-0.00005 (Bootstrapping), +0.00002/-0.00002 (Prayer bead)
LSM: chi^2 = 182.1, n_freedom = 45
Actions:
Light curve
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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