CM Dra (Eclipsing binary)

RA: 16h 34m 20.22s, DE: +57° 09' 43.90" (248.5842499900, 57.1621944444)

Data:
  • Constellation: Dra
  • Variability type: EA
  • Maximal brightness (Mag): 12.870 (V)
  • Minimum brightness (Mag): 13.630 (V)
  • Brightness in secondary minimum (Mag): 13.630 (V)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 1.268390000000000
  • Epoch (JD): 42893.93250
  • Secondary Epoch (JD): 42894.56670
Chart
CM Dra
Source: The STScI Digitized Sky Survey
Number of observations

81 x

Number of observers

10 x

Last observed before

243 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2442893.9325 + 1.26839 * E
S: M = 2442894.5667 + 1.26839 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline