FR Ori (Eclipsing binary)

RA: 05h 51m 05.73s, DE: +09° 26' 37.50" (87.7738750000, 9.4437499997)

Data:
  • Constellation: Ori
  • Variability type: EB
  • Maximal brightness (Mag): 11.000 (P)
  • Minimum brightness (Mag): 11.900 (P)
  • Brightness in secondary minimum (Mag): 11.100 (P)
  • Astrophysical interest: Period increasing
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 0.883163000000000
  • Epoch (JD): 27862.16900
  • Secondary Epoch (JD): 27862.61100
Change log:

11/12/2025, Filip Walter:

  • Astrophysical interest: Nothing → Period increasing

Chart
FR Ori
Source: The STScI Digitized Sky Survey
Number of observations

6 x

Number of observers

4 x

Last observed before

1 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2427862.169 + 0.883163 * E
S: M = 2427862.611 + 0.883163 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline