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Latest Details
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Name
  W Her  
AAVSO UID
000-BBX-769 (31501 observations)  
Constellation
Hercules Sequence
J2000.0
16 35 12.32 +37 20 43.0  (248.80133 +37.34528) Search nearby
B1950.0 16 33 26.17 +37 26 48.8
Proper motion
RA: -6.889 +/- 1.709 mas/yDec: 5.573 +/- 1.988 mas/ySource: Gaia DR1
Galactic coord. 60.020 +42.288
Other names

(Internal only)
AAVSO 1631+37 ADS 10121 A ASASSN-V J163512.38+372043.4
BD+37 2771 HD 149749 IOMC 2587000058
IRC +40285 SAO 65409  
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Variability type
M
Spectral type M3e-M5e
Mag. range
7.6 - 14.4 V
Discoverer Nils Duner (1880)
Epoch
30 Mar 1982 (HJD 2445059) Ephemeris
Outburst --
Period 280.03 d
Rise/eclipse dur. 45%  (126.0135000000000 d)
Remarks
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1 GCVS Team ADS 10121 A (B 14.2m, 6", 334deg).
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
3 T. Karlsson, Maxima of Mira stars --
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
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Location    Go   
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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 = 4.34H = 3.52K = 2.91J - K = 1.42
AllWISE W3 = 1.59W4 = 1.17W3 - W4 = 0.43
APASS-DR9 B = 11.61V = 10.10g' = 10.82B - V = 1.50
SDSS-DR12 u = 14.64g = 16.08r = 15.13i = 13.77z = 7.82u - g = -1.45r - i = 1.35
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 16 35 12.32 +37 20 43.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Campaigns/Programs
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Fernig, Leo 2022-04-22 13:33 UTC Discoverer updated from 1907AnHar..55....1C page 20
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.