EM Aur (Eclipsing binary)

RA: 05h 13m 24.45s, DE: +37° 05' 59.20" (78.3518749900, 37.0997777774)

Data:
  • Constellation: Aur
  • Variability type: EB
  • Maximal brightness (Mag): 11.000 (P)
  • Minimum brightness (Mag): 11.900 (P)
  • Brightness in secondary minimum (Mag): 11.700 (P)
  • Astrophysical interest: Light time effect (LTE)
  • Created: 4/9/2007
  • Created by: admin
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Periodic elements:
  • Period (d): 1.821969500000000
  • Epoch (HJD): 15017.35000
  • Secondary Epoch (HJD): 15018.26100
Change log:

12/20/2025, Filip Walter:

  • Astrophysical interest: Nothing → Light time effect (LTE)

Chart
EM Aur
Source: The STScI Digitized Sky Survey
Number of observations

18 x

Number of observers

6 x

Last observed before

105 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2415017.35 + 1.8219695 * E
S: M = 2415018.261 + 1.8219695 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline