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Name
  V0630 Cyg  
AAVSO UID
000-BCP-055 (7588 observations)  
Constellation
Cygnus Sequence
J2000.0
21 34 59.22 +40 40 18.8  (323.74675 +40.67189) Search nearby
B1950.0 21 32 59.51 +40 26 53.2
Galactic coord. 87.517 -8.318
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
Downes V0630 Cyg SON 4556  
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Variability type
UGSU
Spectral type em
Mag. range
13.4 - 17.2 p
Discoverer --
Epoch
19 Sep 1962 (HJD 2437927) Ephemeris
Outburst --
Period (35: d)
Rise/eclipse dur. --
Remarks
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References
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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 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1992A&AS...93..419B
4 M.Petit, CT 86, 229, 1970. 1970C&T....86..229P
5 MVS N309, 1957. --
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 = 14.68H = 14.50K = 14.40J - K = 0.28
AllWISE W1 = 15.84W2 = 16.16W1 - W2 = -0.32
APASS-DR9 B = 15.28V = 15.35g' = 15.17r' = 15.38B - V = -0.07
Images
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Supporting Documents
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Campaigns/Programs
 Legacy CVs
Revision History
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3 Admin, VSX 2017-12-15 09:04 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
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.