TW Lac (Eclipsing binary)

RA: 22h 30m 26.27s, DE: +54° 37' 06.40" (337.6094583333, 54.6184444438)

Data:
  • Constellation: Lac
  • Variability type: EA
  • Maximal brightness (Mag): 11.500 (V)
  • Minimum brightness (Mag): 13.300 (V)
  • Brightness in secondary minimum (Mag): 11.500 (V)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 3.037494000000000
  • Epoch (HJD): 19041.33000
  • Secondary Epoch (HJD): 19042.848747 (est.)
Chart
TW Lac
Source: The STScI Digitized Sky Survey
Number of observations

9 x

Number of observers

2 x

Last observed before

1337 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2419041.33 + 3.037494 * E
S: M = 2419042.848747 + 3.037494 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline