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  S Col  
000-BBK-175 (7730 observations)  
Columba Sequence
05 46 56.31 -31 41 28.4  (86.73462 -31.69122) Search nearby
B1950.0 05 45 03.79 -31 42 29.9
Proper motion
RA: -3.02 +/- 0.95 mas/yDec: 6.94 +/- 1.35 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 236.689 -26.735
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0543-31 ASAS J054657-3141.5 CD-31 2732
HIP 27286 IOMC 7057000043 IRC -30049
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Variability type
Spectral type M6e-M8
Mag. range
8.9 - 14.2 V
Discoverer --
03 Dec 1969 (HJD 2440559) Ephemeris
Outburst --
Period 325.85 d
Rise/eclipse dur. 46%  (149.891000000000 d)
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1988ApJS...66...69C
4 T. Karlsson, Maxima of Mira stars --
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
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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 = 3.35H = 2.43K = 1.80J - K = 1.55
AllWISE W3 = -0.20W4 = -0.92W3 - W4 = 0.71
APASS-DR9 B = 11.39V = 10.91g' = 11.88B - V = 0.48
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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 LPV Program
 Legacy LPV South
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
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.