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Latest Details
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Name
  OY Cyg  
AAVSO UID
000-BDN-400 (29 observations)  
Constellation
Cygnus Sequence
J2000.0
19 54 43.90 +39 17 57.9  (298.68292 +39.29942) Search nearby
B1950.0 19 52 58.16 +39 10 00.4
Proper motion
RA: -4.5 +/- 2.8 mas/yDec: -3.7 +/- 2.5 mas/ySource: UCAC4
Galactic coord. 74.484 +5.798
Other names

(Internal only)
AN 76.1928    
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Variability type
ZAND
Spectral type M2-M4
Mag. range
14.8 - 16.2 p
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team Star 23 - 30 [J.J.Nassau, G.B.van Albada, ApJ 109, 391-413, 1949.].
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J.J.Nassau, G.B.van Albada, ApJ 109, 391-413, 1949. 1949ApJ...109..391N
2 W.Baade, AN 249, 269, 1933. --
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 = 6.53H = 5.50K = 5.08J - K = 1.45
AllWISE W1 = 5.09W2 = 4.89W3 = 3.88W4 = 2.89W1 - W2 = 0.20W3 - W4 = 1.00
APASS-DR9 B = 16.03V = 13.16g' = 15.46r' = 12.04B - V = 2.87
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 54 43.90 +39 17 57.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 108 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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