IT Per (Eclipsing binary)

RA: 02h 43m 19.92s, DE: +43° 43' 24.60" (40.8329999900, 43.7234999993)

Data:

  • Constellation: Per
  • Variability type: EA
  • Maximal brightness (Mag): 9.900 (P)
  • Minimum brightness (Mag): 10.500 (P)
  • Brightness in secondary minimum (Mag): 10.000 (P)
  • Astrophysical interest: Sudden period changes
  • Created: 6/1/1996
  • Created by: admin
Periodic elements:

  • Period (d): 1.533725000000000
  • Epoch (JD): 29382.90200
  • Secondary Epoch (JD): 29383.66900
Change log:

12/15/2025, Filip Walter:

  • Astrophysical interest: Nothing → Sudden period changes

Number of observations

5 x

Number of observers

3 x

Last observed before

1 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2429382.902 + 1.533725 * E
S: M = 2429383.669 + 1.533725 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline