AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  W Lyr  
AAVSO UID
000-BCB-726 (55797 observations)  
Constellation
Lyra Sequence
J2000.0
18 14 55.88 +36 40 13.2  (273.73283 +36.67033) Search nearby
B1950.0 18 13 11.78 +36 39 12.2
Proper motion
RA: 4.485 +/- 0.061 mas/yDec: -8.912 +/- 0.078 mas/ySource: Gaia DR1
Galactic coord. 63.807 +22.678
Other names

(Internal only)
AAVSO 1811+36 BD+36 3066 HD 167740
HIP 89419 SAO 66794  
(Not logged in)  Add name
Variability type
M
Spectral type M2e-M8e
Mag. range
7.3 - 13 V
Discoverer T.D. Anderson, 1896
Epoch
24 Apr 1982 (HJD 2445084) Ephemeris
Outburst --
Period 197.88 d
Rise/eclipse dur. 48%  (95 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. Max = 2415578 + 198.39d*E (JD2413000 - 19000); Max = 2420322 + 194.99d*E (JD2419000 - 25500); Max = 2431326 + 198.97d*E (JD2427000 - 31500); Max = 2432494 + 195.11d*E (JD2431500 - 36500); since JD2437500 - see Table.
(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.
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 = 4.90H = 4.12K = 3.73J - K = 1.17
AllWISE W1 = 3.26W3 = 2.16W4 = 1.75W3 - W4 = 0.41
GALEX-DR5 NUV = 18.79
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 14 55.88 +36 40 13.2 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
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.
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]
172.30.5.247