V0477 Cyg (Eclipsing binary)

RA: 20h 05m 27.69s, DE: +31° 58' 18.10" (301.3653749950, 31.9716944438)

Tic: TIC 89522181, Gsc: GSC 02674-00736, Hd: HD 190786, Tyc: TYC 2674-736-1, Gcvs: V477 Cyg, TwoMass: 2MASS J20052768+3158180, Gaia: Gaia DR3 2031022212482338048

Data:
  • Constellation: Cyg
  • Variability type: EA,disp
  • Maximal brightness (Mag): 8.500 (V)
  • Minimum brightness (Mag): 9.340 (V)
  • Brightness in secondary minimum (Mag): 8.690 (V)
  • D (h): 3.943
  • Astrophysical interest: Excentric orbit of the binary, Apsidal motion
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 2.346980000000000
  • Epoch (HJD): 44189.25400
  • Secondary Epoch (HJD): 44190.02700
Change log:

1/31/2026, Filip Walter:

  • Name: V0477 → V0477 Cyg
  • Alternative designation: → Tic: TIC 89522181, Gsc: GSC 02674-00736, Hd: HD 190786, Tyc: TYC 2674-736-1, Gcvs: V477 Cyg, TwoMass: 2MASS J20052768+3158180, Gaia: Gaia DR3 2031022212482338048

1/22/2026, Filip Walter:

  • D: Null → 3.943

1/21/2026, Filip Walter:

  • Astrophysical interest: Nothing → Excentric orbit of the binary, Apsidal motion

Chart
V0477 Cyg
Source: The STScI Digitized Sky Survey
Number of observations

10 x

Number of observers

4 x

Last observed before

878 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2444189.254 + 2.34698 * E
S: M = 2444190.027 + 2.34698 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline