CM Dra (Eclipsing binary, Intrinsic variable, Eruptive variable)
RA: 16h 34m 20.33s, DE: +57° 09' 44.39" (248.5847100000, 57.1623300000)
5/31/2012, 22:45 - 6/1/2012, 01:12 (UTC)
- Observer: Pavol A. Dubovsky
- Created: 6/1/2012, 18:53
- 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:
TminHJD = 2456079.4785 +/- 0.0001 ; secondary minimum <br> CCD+R; exp 60s<br> <a href="http://www.astrokolonica.sk/joomla15/index.php/sk/instruments/telescopes/294-c14.html">C14</a> 356/3910 + <a href="http://www.astrokolonica.sk/joomla15/index.php/sk/instruments/detektory/298-g2.html">MII G2-1600</a> + <a href="http://www.astrokolonica.sk/joomla15/index.php/observers/110-dpv.html">DPV</a><br> 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<br> JD geocentric, V-C magnitudes ----- EBFit result: ----- TminGJD = 2456079.47690 Error (1 sigma): +0.00009/-0.00009 (Bootstrapping), +0.00020/-0.00016 (Prayer bead), +0.00015/-0.00015 (LSM) Error (95% CI): +0.00018/-0.00019 (Bootstrapping), +0.00026/-0.00021 (Prayer bead) LSM: chi^2 = 39.6, n_freedom = 102
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No comparison or check stars are explicitly listed for this observation. They should be marked in the star field chart.