CL Aur (Eclipsing binary)

RA: 05h 12m 54.17s, DE: +33° 30' 27.90" (78.2257100000, 33.5077500000)

AsasSnV: ASASSN-V J051254.19+333028.0, Ato: ATO J078.2257+33.5077, Gaia: Gaia DR3 181924442315418112, Gcvs: CL Aur, Gsc: GSC 02393-01455, Nsvs: NSVS 6861100, Tic: TIC 367365974, TwoMass: 2MASS J05125418+3330280, Tyc: TYC 2393-1455-1, Other: HV 6886

Data:
  • Constellation: Aur
  • Variability type: EA/SD
  • Maximal brightness (Mag): 12.100 (P)
  • Minimum brightness (Mag): 13.200 (P)
  • Brightness in secondary minimum (Mag): 12.300 (P)
  • Astrophysical interest: Light time effect (LTE), Period increasing
  • Created: 4/9/2007
  • Created by: admin
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Periodic elements:
  • Period (d): 1.244371800000000
  • Epoch (HJD): 32967.28800
  • Secondary Epoch (HJD): 32967.91100
Change log:

10/21/2026, Filip Walter:

  • Variability type: EA → EA/SD
  • Right ascension: 78.2257083333 → 78.22571
  • Name: CL → CL Aur
  • Astrophysical interest: Nothing → Light time effect (LTE), Period increasing
  • CI: Tyc: Null → TYC 2393-1455-1
  • CI: TwoMass: Null → 2MASS J05125418+3330280
  • CI: Tic: Null → TIC 367365974
  • CI: Other: Null → HV 6886
  • CI: Nsvs: Null → NSVS 6861100
  • CI: Gsc: Null → GSC 02393-01455
  • CI: Gcvs: Null → CL Aur
  • CI: Gaia: Null → Gaia DR3 181924442315418112
  • CI: Ato: Null → ATO J078.2257+33.5077
  • CI: AsasSnV: Null → ASASSN-V J051254.19+333028.0

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

30 x

Number of observers

10 x

Last observed before

4 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2432967.288 + 1.2443718 * E
S: M = 2432967.911 + 1.2443718 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline