V0520 Dra (Eclipsing binary)

RA: 17h 41m 09.30s, DE: +66° 52' 21.40" (265.2887499950, 66.8726111104)

Data:
  • Constellation: Dra
  • Variability type: EW
  • Maximal brightness (Mag): 12.400 (R)
  • Minimum brightness (Mag): 12.700 (R)
  • Brightness in secondary minimum (Mag): 12.700 (R)
  • Astrophysical interest: Wrong period
  • Created: 1/24/2012
  • Created by: admin
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Periodic elements:
  • Period (d): 0.388002000000000
  • Epoch (JD): 51450.60800
  • Secondary Epoch (JD): 51450.802001 (est.)
Change log:

2/23/2025, Filip Walter:

  • Period: 0.388 → 0.388002
  • Astrophysical interest: Possible period changes → Wrong period
  • Astrophysical interest: Nothing → Possible period changes

Chart
V0520 Dra
Source: The STScI Digitized Sky Survey
Number of observations

6 x

Number of observers

3 x

Last observed before

8 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2451450.608 + 0.388002 * E
S: M = 2451450.802001 + 0.388002 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline