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Latest Details
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Name
  RY Cyg  
AAVSO UID
000-BCK-774 (1924 observations)  
Constellation
Cygnus Sequence
J2000.0
20 10 23.42 +35 56 49.4  (302.59758 +35.94706) Search nearby
B1950.0 20 08 30.51 +35 47 52.9
Proper motion
RA: 0.560 +/- 1.059 mas/yDec: 0.450 +/- 0.975 mas/ySource: Gaia DR1
Galactic coord. 73.272 +1.395
Other names

(Internal only)
AAVSO 2006+35 BD+35 4002 HD 191783
IRC +40391    
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Variability type
LB
Spectral type C4,8-C6,4(N)
Mag. range
8.5 - 10.3 V
Discoverer Thomas Espin (1886)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team In the region of the open cluster NGC 6883.
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References
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1 A.K.Alksnis, Z.K.Alksne, I.A.Daube, Photometric Studies on Red Stars (in
russian), p.7-114, Riga, 1973.		 1973TrRig..15....7A
2 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
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 = 4.31H = 3.19K = 2.47J - K = 1.84
AllWISE W3 = 1.77W4 = 1.45W3 - W4 = 0.33
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 10 23.42 +35 56 49.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 NGC 6883 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Fernig, Leo 2022-04-22 13:35 UTC Discoverer updated from 1907AnHar..55....1C page 28
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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