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Latest Details
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Name
  R Com  
AAVSO UID
000-BBS-620 (8994 observations)  
Constellation
Coma Berenices Sequence
J2000.0
12 04 15.20 +18 46 56.8  (181.06333 +18.78244) Search nearby
B1950.0 12 01 41.80 +19 03 38.8
Proper motion
RA: -7.04 +/- 5.08 mas/yDec: 2.96 +/- 1.86 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 248.033 +76.316
Other names

(Internal only)
AAVSO 1159+19 BD+19 2527 HIP 58854
IRC +20237 RAFGL 4835S  
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Variability type
M
Spectral type M5e-M8ep
Mag. range
7.1 - 14.6 V
Discoverer --
Epoch
30 Jan 1978 (HJD 2443539) Ephemeris
Outburst --
Period 362.82 d
Rise/eclipse dur. 38%
Remarks
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1 GCVS Team OH emission.
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References
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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
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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 = 3.58H = 2.71K = 2.16J - K = 1.41
AllWISE W3 = 0.68W4 = -0.08W3 - W4 = 0.76
APASS-DR9 B = 13.89V = 12.67g' = 13.72r' = 11.43B - V = 1.22
GALEX-DR5 NUV = 20.33
SDSS-DR12 u = 16.45g = 16.42r = 13.22i = 9.94z = 9.08u - g = 0.03r - i = 3.29
Images
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Supporting Documents
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Campaigns/Programs
 LPV Program
Revision History
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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.