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Name
  NSV 20804  
AAVSO UID
--  
Constellation
Scorpius Sequence
J2000.0
16 54 01.80 -41 48 23.0  (253.50750 -41.80639) Search nearby
B1950.0 16 50 30.99 -41 43 31.1
Galactic coord. 343.463 +1.216
Other names

(Internal only)
CD-41 11024 CPD-41 7716 HD 152234
HIP 82676 HR 6260 SAO 227377
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Variability type
VAR:
Spectral type B0.5Ia
Mag. range
5.45 - ? V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto 125 day period SB2 system (sep. 0.9 mas). Two more distant companions 0.5" (B) and 5.5" (C) away (2014ApJS..215...15S).
2 GCVS Team X-ray source. Hp = 5.50 - 5.53 [The Hipparcos and Tycho Catalogues, Vol.11 and Vol.17, CD-ROM No.1, SP-1200, ESA, 1997.]. AB: 5.6, 7.1, 0'.5, 77deg (1990); C: 13.8, 5", 101deg; D: 13.7, 18", 128deg; E: 13., 21", 282deg; F: 7.3, 57", 21deg, CoD-41 11025; FG: 7.3, 13.0, 6", 47deg; FH: 7.3, 10.3, 9", 300deg.
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References
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1 Sana, H.; et al., 2014, Southern Massive Stars at High Angular Resolution:
Observational Campaign and Companion Detection
2014ApJS..215...15S
2 B.Gronbech, E.H.Olsen, AsAp Suppl 25, No.2, 213, 1976. 1976A&AS...25..213G
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Supporting Documents
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Stellar Association Membership
 NGC 6231 Open Cluster 2012A&A...548A..97Z
Revision History
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2 Otero, Sebastian Alberto 2016-04-13 05:21 UTC Remark from 2014ApJS..215...15S. Type and range from HIPPARCOS and GCPD data.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.