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  EY Cyg  
000-BCJ-618 (21805 observations)  
Cygnus Sequence
19 54 36.71 +32 21 55.1  (298.65296 +32.36531) Search nearby
B1950.0 19 52 40.08 +32 13 58.1
Proper motion
RA: 14.6 +/- 4.4 mas/yDec: 2.6 +/- 4.3 mas/ySource: UCAC4
Galactic coord. 68.502 +2.264
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXH J195436.4+322157 2MASS J19543674+3221550 AAVSO 1950+32A
AN 200.1928 Downes EY Cyg  
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Variability type
Spectral type sdBe+K0V
Mag. range
11.4 - 15.5 V
Discoverer --
Outburst --
Period 0.459324 d  (11.0238 h)
Rise/eclipse dur. --
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1 Otero, Sebastian Alberto GCVS cycle length 240 d.
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1 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
2 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
3 A.Wachmann, Bergd Abh 6, N2, 1963. --
4 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1962ApJ...135..408K
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
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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 = 13.12H = 12.76K = 12.62J - K = 0.51
AllWISE W1 = 12.62W2 = 12.68W1 - W2 = -0.07
APASS-DR9 B = 15.46V = 14.77g' = 15.06r' = 14.49i' = 14.36B - V = 0.69
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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 Legacy CVs
Revision History
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3 Otero, Sebastian Alberto 2011-12-08 18:03 UTC Primary record creation. Orbital period and range from Downes (2001).
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.