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  khi Cyg  
000-BCJ-205 (110575 observations)  
Cygnus Sequence
19 50 33.92 +32 54 50.6  (297.64133 +32.91406) Search nearby
B1950.0 19 48 38.58 +32 47 11.3
Proper motion
RA: -20.16 +/- 0.73 mas/yDec: -38.34 +/- 0.90 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 68.539 +3.276
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1946+32 ASASSN-V J195035.14+325704.5 BD+32 3593
HD 187796 HIP 97629 HR 7564
IOMC 2673000052 IRC +30395 RAFGL 2465
SAO 68943    
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Variability type
Spectral type S6,2e-S10,4e(MSe)
Mag. range
3.3 - 14.2 V
Discoverer Kirch (1686)
02 Apr 1974 (HJD 2442140.00) Ephemeris
Outburst --
Period 408.05 d
Rise/eclipse dur. 41%  (167 d)
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 van Ballegoij, Erwin J The star is discovered by Gottfried Kirch in 1686 (Source: Burnham's Celestial Handbook, Volume 2, page 762)
2 GCVS Team VB A (B 10.8m, 158", 254deg). S 6 + %1e (Tc). SiO maser. P var.Max = 2393559 + 405.88d*E (JD2337150 - 94000); since JD2394000 - see Table.
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 T. Jayasinghe, K. Z. Stanek, C. Kochanek, et al., 2019 (in preparation) --
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
3 W. Ceraski, 1908, Nouvelles de la Science, Variétés 1908BSAFR..22..241C
4 T. Karlsson, Maxima of Mira stars --
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 = 0.17H = -1.10K = -1.70J - K = 1.86
AllWISE W4 = -4.10
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Revision History
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3 Billiaert, Bruno 2015-12-29 18:29 UTC discoverer added (1908BSAFR..22..241C)
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.