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Details for Revision 3
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Name
  EM Car  
AAVSO UID
000-BDJ-222 (1 observation)  
Constellation
Carina Sequence
J2000.0
11 12 04.50 -61 05 42.9  (168.01875 -61.09525) Search nearby
B1950.0 11 09 56.31 -60 49 23.5
Galactic coord. 291.216 -0.504
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J11120450-6105429 ASAS J111204-6105.7 CD-60 3419
CPD-60 2638 GDS_J1112044-610543 GSC 08959-00569
HD 97484 IOMC 8959000039 PPM 358560
SAO 251312 TYC 8959-569-1  
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Variability type
EA/DM
Spectral type O8V+O8V
Mag. range
8.37 - 8.85 V
Discoverer --
Epoch
12 Apr 2007 (HJD 2454202.738) Ephemeris
Outburst --
Period 3.41427 d
Rise/eclipse dur. 14%  (11.5 h)
Remarks
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1 Otero, Sebastian Alberto Slightly eccentric. Apside line rotation period of 43 years (IBVS 5498).
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References
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1 Maíz Apellániz, J.; Sota, A.; Arias, J. I.; et al., 2016, The Galactic
O-Star Spectroscopic Survey (GOSSS). III. 142 Additional O-type Systems.
2016ApJS..224....4M
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 Mayer, P., 2004, IBVS #5498 2004IBVS.5498....1M
4 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
5 F.M.Bateson, A.F.Jones, I.Stranson, Charts for Southern Variables, ser. 5,
1968.
--
6 S.Gaposchkin, HA 113, N2, 1953. 1953AnHar.113...67G
7 Guthnick, P.; et al., 1925, Benennung von neu entdeckten veränderlichen
Sternen
1925AN....224..129G
8 CALEB - Catalog and AtLas of Eclipsing Binaries --
External Links
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Supporting Documents
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Stellar Association Membership
 ASCC 65 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5 Fernig, Leo 2023-07-05 21:39 UTC Discoverer updated from 1925AN....224..129G page 140.
4 Otero, Sebastian Alberto 2018-07-10 09:20 UTC Spectral type from 2016ApJS..224....4M.
3 Otero, Sebastian Alberto 2014-09-17 20:58 UTC Epoch and range from ASAS-3 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.