ZZ Cyg (Eclipsing binary)

RA: 20h 23m 52.91s, DE: +46° 55' 14.40" (305.9704583283, 46.9206666660)

Data:
  • Constellation: Cyg
  • Variability type: EA
  • Maximal brightness (Mag): 10.610 (V)
  • Minimum brightness (Mag): 11.690 (V)
  • Brightness in secondary minimum (Mag): 10.780 (V)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 0.628613000000000
  • Epoch (JD): 45000.35700
  • Secondary Epoch (JD): 45000.67130
Chart
ZZ Cyg
Source: The STScI Digitized Sky Survey
Number of observations

11 x

Number of observers

7 x

Last observed before

3 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2445000.357 + 0.628613 * E
S: M = 2445000.6713 + 0.628613 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline