EM Cyg (Eclipsing binary)

RA: 19h 38m 40.11s, DE: +30° 30' 28.40" (294.6671249950, 30.5078888889)

Data:
  • Constellation: Cyg
  • Variability type: UGZ+E
  • Maximal brightness (Mag): 11.900 (P)
  • Minimum brightness (Mag): 14.400 (P)
  • Brightness in secondary minimum (Mag): 11.900 (P)
  • Created: 7/10/1997
  • Created by: admin
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Periodic elements:
  • Period (d): 0.290909100000000
  • Epoch (HJD): 37882.85950
  • Secondary Epoch (HJD): 37883.00500
Chart
EM Cyg
Source: The STScI Digitized Sky Survey
Number of observations

89 x

Number of observers

7 x

Last observed before

1353 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2437882.8595 + 0.2909091 * E
S: M = 2437883.005 + 0.2909091 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline