V3140 Cyg (Intrinsic variable)

RA: 21h 26m 24.19s, DE: +32° 52' 48.68" (321.6007916617, 32.8801888882)

CzeV: CzeV173, Gcvs: V3140 Cyg, Other: DRERA05, Gsc: GSC 2707 2268, Ucac4: UCAC4 615-121197

Data:
  • Constellation: Cyg
  • Variability type: EW
  • Maximal brightness (Mag): 11.100 (CV)
  • Minimum brightness (Mag): 11.280 (CV)
  • Created: 7/30/2014
  • Created by: admin
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Periodic elements:
  • Period (d): 0.480711400000000
  • Epoch (HJD): 2455418.51400
  • Secondary Epoch (HJD): 2455418.7543557 (est.)
Additional data:
  • Discoverer: Dřevěný
  • Discovery year: 2007
  • Note: 
    http://var2.astro.cz/obslog.php?obs_id=1180398275&projekt=%&star=CzeV%20173%20Cyg&lang=cz
Change log:

2/26/2025, Filip Walter:

  • Variability type: → EW
  • Photometric band: R → CV
  • Minimum brightness: 0 → 11.28
  • Maximal brightness: 10.76 → 11.1
  • Alternative designation: CzeV: CzeV173 Cyg → CzeV: CzeV173 Cyg, Gcvs: V3140 Cyg

Chart
V3140 Cyg
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

29 x

Number of observers

7 x

Last observed before

1191 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2455418.514 + 0.4807114 * E
S: M = 2455418.7543557 + 0.4807114 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline