EX Del (Eclipsing binary)

RA: 20h 16m 58.35s, DE: +15° 52' 52.70" (304.2431249900, 15.8813055549)

Data:
  • Constellation: Del
  • Variability type: EW
  • Maximal brightness (Mag): 12.800 (P)
  • Minimum brightness (Mag): 13.300 (P)
  • Brightness in secondary minimum (Mag): 13.300 (P)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 0.330987700000000
  • Epoch (HJD): 29846.60400
  • Secondary Epoch (HJD): 29846.43800
Chart
EX Del
Source: The STScI Digitized Sky Survey
Number of observations

11 x

Number of observers

2 x

Last observed before

1307 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2429846.604 + 0.3309877 * E
S: M = 2429846.438 + 0.3309877 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline