ZZ UMi (Eclipsing binary)

RA: 15h 36m 36.59s, DE: +69° 11' 20.90" (234.1524583333, 69.1891388886)

Data:
  • Constellation: UMi
  • Variability type: EA
  • Maximal brightness (Mag): 11.250 (R)
  • Minimum brightness (Mag): 12.000 (R)
  • Brightness in secondary minimum (Mag): 11.250 (R)
  • Created: 8/14/2008
  • Created by: admin
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Periodic elements:
  • Period (d): 3.206440000000000
  • Epoch (HJD): 51593.73300
  • Secondary Epoch (HJD): 51595.33622 (est.)
Chart
ZZ UMi
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

2 x

Number of observers

2 x

Last observed before

29 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2451593.733 + 3.20644 * E
S: M = 2451595.33622 + 3.20644 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline