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Details for Revision 2
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Name
  NSV 18497  
AAVSO UID
--  
Constellation
Carina Sequence
J2000.0
10 44 00.37 -59 52 27.5  (161.00154 -59.87431) Search nearby
B1950.0 10 42 04.39 -59 36 41.2
Galactic coord. 287.569 -0.859
Other names

(Internal only)
1E 1042.0-5936 ASAS J104400-5952.5 CD-59 3279
CPD-59 2556 GSC 08626-02169 HD 93130
LS 1825 LSS 1825 PPM 339377
SAO 238400 cl FMF 1 (Collinder 228) cl MJ 208 (Trumpler 16)
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Variability type
EA
Spectral type O6III(f)
Mag. range
8.07 - 8.28 V
Discoverer --
Epoch
06 May 2004 (HJD 2453131.619) Ephemeris
Outburst --
Period 23.944 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Eccentric system (Min II = 8.16 V at phase 0.65). Very close third component detected (2014ApJS..215...15S). Also visual 12th mag. companion at 11".9.
2 Admin, VSX MinII - MinI = 0.65P. In the Eta Carinae Nebula. VB A (B 12.5m, 12", 158deg, 2000).
3 Otero, Sebastian Alberto Eccentric system (Min II at phase 0.65). Visual 12th mag. companion at 11".9. No observations at mideclipse II (V= 8.2:)
4 GCVS Team In the open cluster Cr 228.
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References
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1 OEJV #45 Otero, S.A., Open European Journal on Variable stars, 45, 1 (2006)
2 OEJV #45 Otero, S.A., OEJV, 45, 1 (2006)
3 Sana, H.; et al., 2014, Southern Massive Stars at High Angular Resolution:
Observational Campaign and Companion Detection		 2014ApJS..215...15S
4 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2008, IBVS 5863		 2008IBVS.5863....1K
5 A.M.van Genderen, H.Bovenschen, E.C.Engelsman, P.Goudfrooy, M.P.van
Haarlem, D.Hartmann, H.J.Latour, Y.K.Ng, J.J.Prein, F.H.P.M.van Roermund,
H.J.A.Roettgering, F.W.M.Steeman, W.Tijdhof, AsAp Suppl 79, No.2, 263,
1989.		 1989A&AS...79..263V
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Supporting Documents
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Stellar Association Membership
 Collinder 228 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2016-04-01 00:56 UTC Period and eclipse duration from ASAS-3 data.
3 Admin, VSX 2008-12-03 03:26 UTC Primary name changed to GCVS designation [2008IBVS.5863....1K]
2 Otero, Sebastian Alberto 2006-08-02 01:21 UTC Corrected classification
  1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.

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