V2902 Cyg (Eclipsing binary)

RA: 20h 11m 06.61s, DE: +30° 38' 54.57" (302.7775255701, 30.6484927927)

AsasSnV: ASASSN-V J201106.61+303854.6, Ato: ATO J302.7774+30.6484, Gaia: Gaia DR3 2029905482299047040, Gcvs: V2902 Cyg, Gsc: GSC 02671-02330, Tic: TIC 378597235, TwoMass: 2MASS J20110660+3038546, Ucac4: UCAC4 604-103635, Ztf: ZTF J201106.59+303854.2, Other: Fr184 Cyg

Data:
  • Constellation: Cyg
  • Variability type: EA
  • Maximal brightness (Mag): 12.400 (V)
  • Minimum brightness (Mag): 13.020 (V)
  • Brightness in secondary minimum (Mag): 12.840 (V)
  • Astrophysical interest: Possible period changes
  • Created: 4/1/2016
  • Created by: admin
Show list of observations >>
Periodic elements:
  • Period (d): 0.616961760000000
  • Epoch (HJD): 56186.58640
  • Secondary Epoch (HJD): 56186.89488
Change log:

8/24/2026, Filip Walter:

  • Astrophysical interest: Nothing → Possible period changes
  • Declination: 30.6487499997 → 30.64849279269
  • Right ascension: 302.7775416617 → 302.77752557013
  • Name: V2902 → V2902 Cyg
  • CI: Ztf: Null → ZTF J201106.59+303854.2
  • CI: Ucac4: Null → UCAC4 604-103635
  • CI: TwoMass: Null → 2MASS J20110660+3038546
  • CI: Tic: Null → TIC 378597235
  • CI: Other: Null → Fr184 Cyg
  • CI: Gsc: Null → GSC 02671-02330
  • CI: Gcvs: Null → V2902 Cyg
  • CI: Gaia: Null → Gaia DR3 2029905482299047040
  • CI: Ato: Null → ATO J302.7774+30.6484

Chart
V2902 Cyg
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

9 x

Number of observers

2 x

Last observed before

426 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2456186.5864 + 0.61696176 * E
S: M = 2456186.89488 + 0.61696176 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline