AAVSO Home



Current Time: 01 Apr 2025 19:44:15 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Details for Revision 2
Log in to retrieve additional aliases from SIMBAD.
Name
  Z Cyg  
AAVSO UID
000-BCK-199 (24450 observations)  
Constellation
Cygnus Sequence
J2000.0
20 01 27.46 +50 02 32.6  (300.36442 +50.04239) Search nearby
B1950.0 20 00 02.50 +49 54 08.6
Galactic coord. 84.442 +10.230
Other names

(Internal only)
AAVSO 1958+49 BD+49 3160 HD 190163
IRC +50314 RAFGL 5456S  
(Not logged in)  Add name
Variability type
M
Spectral type M5e-M9e
Mag. range
7.1 - 14.7 V
Discoverer --
Epoch
13 Jan 1981 (HJD 2444618) Ephemeris
Outburst --
Period 263.69 d
Rise/eclipse dur. 45%  (119 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team OH, H2O emission.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 T. Köhl, AN 196, 145, 1913. 1913AN....196..145K
2 T. Karlsson, Maxima of Mira stars --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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.
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Campaigns/Programs
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Billiaert, Bruno 2015-12-06 00:29 UTC Added reference and discoverer.
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.