AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Details for Revision 1
Log in to retrieve additional aliases from SIMBAD.
Name
  U Dra  
AAVSO UID
000-BCF-547 (9839 observations)  
Constellation
Draco Sequence
J2000.0
19 10 00.60 +67 16 37.0  (287.50250 +67.27694) Search nearby
B1950.0 19 09 58.73 +67 11 35.6
Galactic coord. 98.182 +23.127
Other names

(Internal only)
AAVSO 1909+67 BD+67 1124 HD 180050
IRC +70149 RAFGL 2339S  
(Not logged in)  Add name
Variability type
M
Spectral type M6e-M8
Mag. range
9.1 - 14.6 V
Discoverer --
Epoch
20 Feb 1980 (HJD 2444290) Ephemeris
Outburst --
Period 316.13 d
Rise/eclipse dur. 47%  (149 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Mean elements are given.
(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. Karlsson, Maxima of Mira stars --
2 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
 LPV Program
 LPV Humps
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
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.

Guidelines    FAQ    Manual    Forum    Variability Types    Passbands    Copyright    Acknowledgments    Privacy    Contact    Help us   
The International Variable Star Index
© 2005-2026 American Association of Variable Star Observers (AAVSO)
Version 1.1 [C]
172.30.5.179