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  RT Cyg  
000-BCH-737 (53086 observations)  
Cygnus Sequence
19 43 37.77 +48 46 41.3  (295.90738 +48.77814) Search nearby
B1950.0 19 42 12.65 +48 39 25.5
Proper motion
RA: -9.84 +/- 0.85 mas/yDec: 13.61 +/- 0.87 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 81.884 +12.156
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1940+48 ASAS J194338+4846.7 BD+48 2942
HD 186686 HIP 97068 HV 10
IRC +50306 KID 11146627 RAFGL 5420S
SAO 48773    
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Variability type
Spectral type M2e-M8.8eIb
Mag. range
6 - 13.1 V
Discoverer --
14 Dec 1980 (HJD 2444588) Ephemeris
Outburst --
Period 190.28 d
Rise/eclipse dur. 44%
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 [astro-ph]
2 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 (online data)
3 T. Karlsson, Maxima of Mira stars --
4 Planet Hunters --
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 = 4.68H = 3.81K = 3.13J - K = 1.55
AllWISE W3 = 1.98W4 = 1.51W3 - W4 = 0.47
APASS-DR9 B = 12.54V = 11.03g' = 11.80r' = 10.14B - V = 1.51
GALEX-DR5 NUV = 19.49
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
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.