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Name
  CzeV681  
AAVSO UID
000-BLR-110 (100 observations)  
Constellation
Cygnus Sequence
J2000.0
20 52 01.83 +34 29 53.8  (313.00763 +34.49828) Search nearby
B1950.0 20 50 01.67 +34 18 32.9
Proper motion
RA: 7.893 +/- 0.981 mas/yDec: 8.923 +/- 1.031 mas/ySource: Gaia DR1
Galactic coord. 77.123 -6.322
Other names

(Internal only)
1SWASP J205201.82+342953.8 2MASS J20520182+3429538 GSC 02696-02177
TYC 2696-2177-1 UCAC4 623-107807  
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Variability type
HADS
Spectral type --
Mag. range
10.55 - 10.72 CV
Discoverer Martin Masek
Epoch
23 Jun 2007 (HJD 2454274.93) Ephemeris
Outburst --
Period 0.0726161 d  (104.5672 min)
Rise/eclipse dur. --
Remarks
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References
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1 Skarka, M.; Mašek, M.; Brát, L.; et al., 2017, CzeV - The Czech Variable
Star Catalogue
2017OEJV..185....1S
2 CzeV - The Czech Variable Star Catalogue, 2017, online data --
3 Butters, O. W.; et al., 2010, The first WASP public data release 2010A&A...520L..10B
4 CzeV catalogue of new variable stars (online data) --
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 9.85H = 9.75K = 9.71J - K = 0.14
AllWISE W1 = 9.70W2 = 9.73W3 = 9.66W1 - W2 = -0.04
APASS-DR9 B = 10.77V = 10.51g' = 10.59r' = 10.53i' = 10.50B - V = 0.26
Images
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Supporting Documents
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1 Phase plot of CzeV681 Masek, Martin 2015-07-06 15:48 UTC
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Revision History
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2 Masek, Martin 2015-07-06 18:47 UTC Reference added
1 Masek, Martin 2015-07-06 18:40 UTC Initial submission.