YY Cet (Eclipsing binary)

RA: 02h 00m 12.04s, DE: -18° 12' 28.10" (30.0501666667, -18.2078055556)

Data:
  • Constellation: Cet
  • Variability type: EB
  • Maximal brightness (Mag): 10.580 (c)
  • Minimum brightness (Mag): 11.610 (c)
  • Brightness in secondary minimum (Mag): 10.780 (c)
  • Astrophysical interest: Light time effect (LTE), Period increasing
  • Created: 5/30/2003
  • Created by: admin
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Periodic elements:
  • Period (d): 0.790459800000000
  • Epoch (HJD): 27333.52000
  • Secondary Epoch (HJD): 27333.91500
Change log:

10/18/2026, Filip Walter:

  • Astrophysical interest: Nothing → Light time effect (LTE), Period increasing

Chart
YY Cet
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

1 x

Number of observers

1 x

Last observed before

5 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2427333.52 + 0.7904598 * E
S: M = 2427333.915 + 0.7904598 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline