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Latest Details
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Name
  BM Sco  
AAVSO UID
000-BBZ-237 (1516 observations)  
Constellation
Scorpius Sequence
J2000.0
17 40 58.55 -32 12 52.1  (265.24396 -32.21447) Search nearby
B1950.0 17 37 42.92 -32 11 21.6
Proper motion
RA: -2.01 +/- 0.42 mas/yDec: -6.51 +/- 0.23 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 356.685 -0.871
Other names

(Internal only)
2MASS J17405855-3212520 AAVSO 1734-32 AN 23.1920
CD-32 13142 CPD-32 4756 HD 160371
HIP 86527 HV 3526 IRC -30313
RAFGL 5372 SAO 209132  
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Variability type
L
Spectral type K2.5Ib
Mag. range
5.25 - 6.46 V
Discoverer Annie J. Cannon (1920)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto Possible period (815 d.) in the GCVS is not present in the data available in the literature.
2 GCVS Team In the region of the open cluster NGC 6405 = M6.
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References
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1 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
2 J.W.Warner, R.F.Wing, ApJ 218, 105, 1977. 1977ApJ...218..105W
3 S.Gaposchkin, HA 115, N13, 1950. 1952AnHar.115..157G
4 Hartwig, E.; Muller, G., 1921, Benennung von neu entdeckten veraenderlichen
Sternen
1921AN....212..353.
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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 = 2.97H = 2.18K = 1.83J - K = 1.14
AllWISE W3 = -0.55W4 = -1.66W3 - W4 = 1.10
Images
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Supporting Documents
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1 BM Sco light curve Otero, Sebastian Alberto 2011-01-24 00:30 UTC Light curve with all V-data available from the literature.
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Stellar Association Membership
 NGC 6405 Open Cluster 2012A&A...548A..97Z
Campaigns/Programs
 Binocular program
Revision History
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4 Fernig, Leo 2023-03-29 20:24 UTC Discoverer updated from 1921AN....212..353. page 370.
3 Otero, Sebastian Alberto 2011-01-24 00:30 UTC V-range from available data.
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.