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Details for Revision 2
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Name
  omi 1 Cen  
AAVSO UID
000-BBS-222 (156 observations)  
Constellation
Centaurus Sequence
J2000.0
11 31 46.07 -59 26 31.4  (172.94196 -59.44206) Search nearby
B1950.0 11 29 26.74 -59 09 57.4
Galactic coord. 292.953 +1.877
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
omi Cen 1 2MASS J11314606-5926312 BV 1369
CD-58 4100 CPD-58 3692 GC 15818
GCRV 7019 GDS_J1131509-592715 GDS_J1131521-592653
GSC 08629-01712 Gaia DR3 5336490478704008960 HD 100261
HIP 56243 HR 4441 PPM 340163
SAO 239145 TIC 451860101 TYC 8629-1712-1
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Variability type
SRD
Spectral type G3Ia-0
Mag. range
5.8 - 6.6 B
Discoverer --
Epoch
--
Outburst --
Period 200: d
Rise/eclipse dur. --
Remarks
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1 GCVS Team VB A (B 11.4m, 13.5", 125deg).
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References
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1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)		 2017ARep...61...80S
2 M. Hackstein, Ch. Fein, M. Haas et al., 2015, AN 336, 590 2015AN....336..590H
3 Manfroid, J.; et al., 1991, Long-term photometry of variables at ESO 1991A&AS...87..481M
4 Garcia, B., 1989, A list of MK standard stars 1989BICDS..36...27G
5 Eggen, O. J., 1983, Pseudocepheids. I. R Puppis, HR 4441, HR 4511, and AI
CMi		 1983AJ.....88..386E
6 O'Connell, D. J. K., 1961, The semi-regular variable o1 Centauri 1961RA......6..353O
7 D.J.K.O'Connell, Ric Astr 6, N13, 1960. 1961RA......6..353O
External Links
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Supporting Documents
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1 JD light curve Otero, Sebastian Alberto 2026-07-28 15:27 UTC Light curve with Eggen, Otero, Hipparcos and LTPV data.
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Revision History
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5 Otero, Sebastian Alberto 2026-07-28 15:22 UTC Range derived from Otero visual data and data from Hipparcos, the LTPV project and 1983AJ.....88..386E.
4 Riesen, Peter 2026-06-08 13:40 UTC Discoverer from 1961RA......6..353O.
3 Otero, Sebastian Alberto 2020-05-24 17:37 UTC Range from the GCVS (November 2019 version).
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.

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