V2422 Cyg (Eclipsing binary)

RA: 20h 16m 58.80s, DE: +39° 05' 23.00" (304.2449999900, 39.0897222219)

Gcvs: V2422 Cyg, CzeV: CzeV12, Gsc: GSC 3151.0633, Ucac4: UCAC4 646-088726

Data:
  • Constellation: Cyg
  • Variability type: EW
  • Maximal brightness (Mag): 13.000 (c)
  • Minimum brightness (Mag): 13.600 (c)
  • Brightness in secondary minimum (Mag): 13.000 (c)
  • Created: 11/12/2006
  • Created by: admin
Show list of observations >>
Periodic elements:
  • Period (d): 0.506166000000000
  • Epoch (HJD): 52122.45900
  • Secondary Epoch (HJD): 52122.71200
Additional data:
  • Discoverer: Karel Koss, Petr Hájek, David Motl
  • Discovery year: 2000
Change log:

3/31/2025, Martin Mašek:

  • MD: Discovery year: Null → 2000
  • MD: Discoverer: Null → Karel Koss, Petr Hájek, David Motl

2/25/2025, Filip Walter:

  • Name: V2422 → CzeV12
  • Alternative designation: → Gcvs: V2422 Cyg, CzeV: CzeV12

Chart
V2422 Cyg
Source: The STScI Digitized Sky Survey
Number of observations

49 x

Number of observers

5 x

Last observed before

969 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2452122.459 + 0.506166 * E
S: M = 2452122.712 + 0.506166 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline