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Name
RR Sgr
AAVSO UID
Constellation
J2000.0
B1950.0
19 52 49.90 -29 19 23.4
Proper motion
Galactic coord.
11.839 -25.988
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1949-29
ASAS J195557-2911.4
CD-29 16646
CPD-29 6196
HD 188378
HIP 98077
HV 22
IRC -30419
RAFGL 5569
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Variability type
M
Spectral type
M4e-M9e
Mag. range
5.4 - 14.0 V
Discoverer
Williamina Fleming (1892)
Epoch
Outburst
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Period
334.1 d
Rise/eclipse dur.
43% (144 d)
Remarks
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1
GCVS Team
P var. Max = 2410008 + 336.0d*E (JD2410000 - 17100) [G.Mueller, E.Hartwig, GuL1920.]; Max = 2422755 + 332.73d*E (JD2422700 - 32100) [H.Schneller, GuL 3, 1952.]; since JD2432100 - see Table. OH, H2O emission.
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References
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1
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
2
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
3
T. Karlsson, Maxima of Mira stars
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4
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
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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 = 2.04 H = 1.18 K = 0.66 J - K = 1.39
AllWISE
W3 = -0.65 W4 = -1.51 W3 - W4 = 0.86
APASS-DR9
B = 11.90 V = 11.82 g' = 12.78 r' = 10.27 B - V = 0.08
GALEX-DR5
NUV = 21.91
Images
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Supporting Documents
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Campaigns/Programs
LPV Program
Legacy LPV South
Revision History
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