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Name
  V0780 Cyg  
AAVSO UID
000-BDN-747 (1 observation)  
Constellation
Cygnus Sequence
J2000.0
21 04 42.90 +42 54 16.0  (316.17875 +42.90444) Search nearby
B1950.0 21 02 52.20 +42 42 15.7
Galactic coord. 85.141 -2.732
Other names

(Internal only)
2MASS J21044241+4254231 SVS 1224 USNO-B1.0 1329-0500516
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Variability type
M
Spectral type --
Mag. range
13.4 - <16.0 V
Discoverer --
Epoch
18 Nov 1946 (HJD 2432143) Ephemeris
Outburst --
Period 319 d
Rise/eclipse dur. 33%:  (105 d)
Remarks
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1 Otero, Sebastian Alberto J-K= 1.84. Not 2MASS J21044297+4254159 as previously thought (J= 14.32; sep. 9").
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References
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1 Caron, J.; Kugel, F., Dauban Survey, 2013, private communication --
2 D.Ya.Martynov, Perem. Zvezdy 11, N3, 170, 1957. --
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2013-04-23 00:18 UTC Other names added.
3 Otero, Sebastian Alberto 2013-04-23 00:16 UTC New identification based on Dauban Survey's observations. 2MASS position.
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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