IO Cep (Eclipsing binary)

RA: 21h 10m 30.68s, DE: +57° 43' 08.50" (317.6278333233, 57.7190277771)

Data:
  • Constellation: Cep
  • Variability type: EA
  • Maximal brightness (Mag): 11.400 (P)
  • Minimum brightness (Mag): 12.600 (P)
  • Brightness in secondary minimum (Mag): 11.700 (P)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 1.235808000000000
  • Epoch (HJD): 30729.28500
  • Secondary Epoch (HJD): 30729.90300
Chart
IO Cep
Source: The STScI Digitized Sky Survey
Number of observations

4 x

Number of observers

4 x

Last observed before

1408 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2430729.285 + 1.235808 * E
S: M = 2430729.903 + 1.235808 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline