CzeV109 (Eclipsing binary)

RA: 22h 33m 04.33s, DE: +54° 06' 41.72" (338.2680291667, 54.1115888889)

CzeV: CzeV109, Other: LBvar012 Lac, Gsc: GSC 03983-00484, Ucac4: UCAC4 721-095864

Data:

  • Constellation: Lac
  • Variability type: EA:
  • Maximal brightness (Mag): 12.020 (V)
  • Minimum brightness (Mag): 12.260 (V)
  • Astrophysical interest: Wrong period, Wrong main epoch
  • Created: 7/30/2014
  • Created by: admin
Periodic elements:

  • Period (d): 4.571100000000000
  • Epoch (HJD): 2457243.90300
  • Secondary Epoch (HJD): 2457246.18855
Additional data:

  • Discoverer: Brát
  • Discovery year: 2005
  • Note:
    http://pod.snezkou.cz/altan/vysledky.php?lang=cz&star=CzeV109Lac
Change log:

2/26/2025, Filip Walter:

  • Astrophysical interest: Nothing → Wrong period, Wrong main epoch
  • Secondary Epoch: Null → 2457246.18855
  • Epoch: 0 → 2457243.903
  • Period: 0 → 4.5711
  • Photometric band: R → V
  • Minimum brightness: 0.3 → 12.26
  • Maximal brightness: 12 → 12.02

Number of observations

72 x

Number of observers

4 x

Last observed before

3392 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2457243.903 + 4.5711 * E
S: M = 2457246.18855 + 4.5711 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline