DQ CVn (Eclipsing binary)

RA: 12h 40m 33.35s, DE: +34° 22' 55.90" (190.1389583233, 34.3821944438)

Data:
  • Constellation: CVn
  • Variability type: EW
  • Maximal brightness (Mag): 12.280 (V)
  • Minimum brightness (Mag): 12.560 (V)
  • Brightness in secondary minimum (Mag): 12.560 (V)
  • Astrophysical interest: Possible period changes
  • Created: 7/24/2004
  • Created by: admin
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Periodic elements:
  • Period (d): 0.491422000000000
  • Epoch (HJD): 51998.75000
  • Secondary Epoch (HJD): 51998.50400
Change log:

3/3/2026, Filip Walter:

  • Astrophysical interest: Nothing → Possible period changes

Chart
DQ CVn
Source: The STScI Digitized Sky Survey
Number of observations

3 x

Number of observers

3 x

Last observed before

5 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2451998.75 + 0.491422 * E
S: M = 2451998.504 + 0.491422 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline