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Name
  AO Sgr  
AAVSO UID
000-BCW-987 (7 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 12 13.64 -29 51 34.4  (273.05683 -29.85956) Search nearby
B1950.0 18 09 01.54 -29 52 21.1
Proper motion
RA: 11.7 +/- 1.9 mas/yDec: 5.0 +/- 1.3 mas/ySource: UCAC4
Galactic coord. 2.083 -5.487
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1805-29 AN 28.1908 ASAS J181214-2951.7
ASASSN-V J181213.51-295134.2 CD-29 14636 CPD-29 5374
HD 166507 HV 3070 IRC -30367
SAO 186452    
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Variability type
SRB
Spectral type M3e
Mag. range
8.45 (1.63) V
Discoverer Annie J. Cannon (1908)
Epoch
04 Aug 2002 (HJD 2452490.8) Ephemeris
Outburst --
Period 143.3 d
Rise/eclipse dur. --
Remarks
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 F.M.Bateson, M.Morel, B.Sumner, Charts for Southern Variables, ser. 14,
1982.
--
3 C.Payne-Gaposchkin, HA 115, N12, 1950. 1952AnHar.115..137P
4 Dunér, N. C.; Hartwig, E.; Muller, G., 1912, Benennung von neu entdeckten
veränderlichen Sternen
1912AN....191..341.
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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 = 3.15H = 2.23K = 1.84J - K = 1.31
AllWISE W3 = 0.49W4 = -0.77W3 - W4 = 1.26
Images
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-11-15 22:34 UTC Discoverer updated from 1912AN....191..341. page 353.
3 Otero, Sebastian Alberto 2018-06-11 00:10 UTC Primary record creation.
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.