V2544 Cyg (Eclipsing binary)

RA: 20h 27m 17.30s, DE: +37° 56' 26.10" (306.8220833333, 37.9405833330)

Gsc: GSC 03152-01202

Data:
  • Constellation: Cyg
  • Variability type: EA
  • Maximal brightness (Mag): 12.690 (c)
  • Minimum brightness (Mag): 13.260 (c)
  • Brightness in secondary minimum (Mag): 13.250 (c)
  • D (h): 5.530
  • Astrophysical interest: Apsidal motion
  • Created: 2/10/2006
  • Created by: admin
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Periodic elements:
  • Period (d): 2.093767000000000
  • Epoch (HJD): 51478.58100
  • Secondary Epoch (HJD): 51479.64500
Change log:

10/25/2025, Filip Walter:

  • Astrophysical interest: Nothing → Apsidal motion
  • D: Null → 5.53

Chart
V2544 Cyg
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

16 x

Number of observers

2 x

Last observed before

3342 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2451478.581 + 2.093767 * E
S: M = 2451479.645 + 2.093767 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline