CW Cas (Eclipsing binary)

RA: 00h 45m 52.71s, DE: +63° 05' 08.40" (11.4696250000, 63.0856666663)

AsasSnV: ASASSN-V J004552.48+630508.5, Gaia: Gaia DR3 523846239000492928, Gcvs: CW Cas, Nsvs: NSVS 1635537, Tic: TIC 421110675, TwoMass: 2MASS J00455269+6305084, Tyc: TYC 4020-1743-1, Other: AN 424.1937, Other: IOMC 4020000079, Other: SVS 827

Data:
  • Constellation: Cas
  • Variability type: EW
  • Maximal brightness (Mag): 11.020 (V)
  • Minimum brightness (Mag): 11.620 (V)
  • Brightness in secondary minimum (Mag): 11.470 (V)
  • Astrophysical interest: Light time effect (LTE)
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 0.318862000000000
  • Epoch (HJD): 52527.35000
  • Secondary Epoch (HJD): 52527.51000
Change log:

7/30/2026, Filip Walter:

  • Name: CW → CW Cas
  • Astrophysical interest: Nothing → Light time effect (LTE)
  • Alternative designation: → AsasSnV: ASASSN-V J004552.48+630508.5, Gaia: Gaia DR3 523846239000492928, Gcvs: CW Cas, Nsvs: NSVS 1635537, Tic: TIC 421110675, TwoMass: 2MASS J00455269+6305084, Tyc: TYC 4020-1743-1, : AN 424.1937, : IOMC 4020000079, : SVS 827

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

98 x

Number of observers

23 x

Last observed before

2 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2452527.35 + 0.318862 * E
S: M = 2452527.51 + 0.318862 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline