EI CVn (Eclipsing binary)

RA: 14h 02m 05.80s, DE: +34° 02' 39.00" (210.5241666617, 34.0441666663)

Data:
  • Constellation: CVn
  • Variability type: EW
  • Maximal brightness (Mag): 11.800 (c)
  • Minimum brightness (Mag): 12.500 (c)
  • Brightness in secondary minimum (Mag): 12.450 (c)
  • Astrophysical interest: Period decreasing
  • Created: 5/13/2003
  • Created by: admin
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Periodic elements:
  • Period (d): 0.260766000000000
  • Epoch (HJD): 52694.37800
  • Secondary Epoch (HJD): 52694.50800
Change log:

4/28/2026, Filip Walter:

  • Astrophysical interest: Nothing → Period decreasing

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

7 x

Number of observers

5 x

Last observed before

2 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2452694.378 + 0.260766 * E
S: M = 2452694.508 + 0.260766 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline