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Latest Details
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Name
  KV Cyg  
AAVSO UID
000-BDN-365 (12274 observations)  
Constellation
Cygnus Sequence
J2000.0
20 15 38.13 +36 47 36.7  (303.90888 +36.79353) Search nearby
B1950.0 20 13 45.89 +36 38 21.2
Proper motion
RA: -3.203 +/- 0.738 mas/yDec: -4.386 +/- 0.583 mas/ySource: Gaia DR1
Galactic coord. 74.560 +0.981
Other names

(Internal only)
AN 336.1929 ASASSN-V J201538.14+364737.0 ASASSN-V J201538.23+364735.2
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Variability type
EB/SD
Spectral type B0
Mag. range
11.5 - 12.6 p
Discoverer --
Epoch
23 Jul 1939 (HJD 2429468.389) Ephemeris
Outburst --
Period 2.8389936 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team Min II 11.9.
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References
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1 Bob Nelson's O-C files, 2016 --
2 P.G.Koulikovsky, Perem. Zvezdy 6, N5, 286, 1949. --
External Links
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Location    Go   
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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 = 9.54H = 9.38K = 9.32J - K = 0.22
AllWISE W1 = 9.33W2 = 9.38W3 = 9.37W4 = 6.91W1 - W2 = -0.05W3 - W4 = 2.46
APASS-DR9 B = 11.71V = 10.98g' = 11.40r' = 10.79i' = 10.57B - V = 0.74
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 15 38.13 +36 47 36.7 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 111 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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