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Name
R Sco
AAVSO UID
Constellation
J2000.0
B1950.0
16 14 39.97 -22 49 22.0
Proper motion
RA: 4.4 +/- 2.3 mas/y Dec: 3.4 +/- 1.4 mas/y Source: UCAC4
Galactic coord.
352.798 +19.380
Other names
(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J16173907-2256404
AAVSO 1611-22A
ASAS J161739-2256.7
ASASSN-V J161739.04-225640.8
BD-22 4140
CD-22 11477
Cl* NGC 6093 SAW V7
IRAS 16146-2249
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Variability type
M
Spectral type
M5e
Mag. range
9.8 - 15.9 V
Discoverer
Jean Charcornac (1853)
Epoch
Outburst
--
Period
225.2 d
Rise/eclipse dur.
46% (104 d)
Remarks
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1
GCVS Team
V7 (NGC 6093 = M80). Probable field star. P var. Max = 2400518 + 220.2d*E (JD2400500 - 04000) [H.Schneller, GuL 3, 1952.]; Max = 2404493 + 225.86d*E (JD2404000 - 08600); Max = 2409003 + 222.29d*E (JD2408600 - 33300); since JD2433300 - see Table.
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References
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1
Catalogue of Stellar Spectral Classifications (Skiff, 2014)
2014yCat....102023S
2
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
3
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
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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External Links
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Location
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AAVSO WebObs
APASS
AAVSOnet EPD
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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 = 6.51 H = 5.67 K = 5.17 J - K = 1.34
AllWISE
W1 = 4.44 W2 = 3.71 W3 = 3.34 W4 = 2.79 W1 - W2 = 0.73 W3 - W4 = 0.55
APASS-DR9
g' = 16.35 r' = 13.96 i' = 10.91
Images
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Supporting Documents
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Campaigns/Programs
LPV Program
Revision History
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4
Fernig, Leo
2022-04-22 13:33 UTC
Discoverer updated from 1907AnHar..55....1C page 19
3
Otero, Sebastian Alberto
2014-03-04 01:41 UTC
Period and epoch from ASAS-3 data. Minimum magnitude from AAVSO V data. Spectral type from Skiff (2014). UCAC4 position.
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.