Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
  V0780 Cyg  
000-BDN-747 (1 observation)  
Cygnus Sequence
21 04 42.41 +42 54 23.2  (316.17671 +42.90644) Search nearby
B1950.0 21 02 51.72 +42 42 22.9
Galactic coord. 85.141 -2.730
Other names

(Internal only)
2MASS J21044241+4254231 SVS 1224 USNO-B1.0 1329-0500516
(Not logged in)  Add name
Variability type
Spectral type --
Mag. range
13.4 - <16.0 V
Discoverer --
18 Nov 1946 (HJD 2432143) Ephemeris
Outburst --
Period 319 d
Rise/eclipse dur. 33%:  (105 d)
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto J-K= 1.84. Not 2MASS J21044297+4254159 as previously thought (J= 14.32; sep. 9").
(Not logged in)  Add remark
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Caron, J.; Kugel, F., Dauban Survey, 2013, private communication --
2 D.Ya.Martynov, Perem. Zvezdy 11, N3, 170, 1957. --
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
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 = 7.95H = 6.80K = 6.11J - K = 1.84
AllWISE W1 = 5.46W2 = 4.62W3 = 4.01W4 = 3.42W1 - W2 = 0.84W3 - W4 = 0.59
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2013-04-22 20:18 UTC Other names added.
3 Otero, Sebastian Alberto 2013-04-22 20:16 UTC New identification based on Dauban Survey's observations. 2MASS position.
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.