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Name
  RR Sco  
AAVSO UID
000-BBY-201 (17780 observations)  
Constellation
Scorpius Sequence
J2000.0
16 56 37.84 -30 34 48.2  (254.15767 -30.58006) Search nearby
B1950.0 16 53 26.31 -30 30 07.5
Proper motion
RA: -11.59 +/- 1.21 mas/yDec: -7.31 +/- 1.01 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 352.592 +7.816
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1650-30 ASAS J165637-3034.9 CD-30 13626
CPD-30 4528 HD 152783 HIP 82912
HV 33 IOMC 7359000051 IRC -30271
RAFGL 1910 SAO 208221  
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Variability type
M
Spectral type M6II-IIIe-M9
Mag. range
5 - 12.4 V
Discoverer W. Fleming
Epoch
24 Mar 1983 (HJD 2445418) Ephemeris
Outburst --
Period 281.45 d
Rise/eclipse dur. 47%
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team SiO maser. P var. Max = 2416944 + 284.31d*E (JD2411000 - 18000); Max = 2422828 + 278.09d*E (JD2422800 - 40000); since JD2440000 - see Table.
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References
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)
2012arXiv1210.0821A
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 E.C. Pickering, 1894, AN 135, 161 1894AN....135..161P
4 T. Karlsson, Maxima of Mira stars --
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
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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 = 0.79H = -0.11K = -0.47J - K = 1.25
APASS-DR9
Images
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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 Admin, VSX 2012-12-27 19:42 UTC Update from [1894AN....135..161P].
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.