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Details for Revision 4
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Name
  S Ori  
AAVSO UID
000-BBJ-409 (20534 observations)  
Constellation
Orion Sequence
J2000.0
05 29 00.90 -04 41 32.8  (82.25375 -4.69244) Search nearby
B1950.0 05 26 32.63 -04 43 53.2
Galactic coord. 207.596 -20.455
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0524-04A ASAS J052901-0441.6 BD-04 1146
HD 36090 HIP 25673 IRC +00074
Parenago 18 RAFGL 757 SAO 132163
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Variability type
M
Spectral type M6.5e-M9.5e
Mag. range
7.2 - 13.1 V
Discoverer --
Epoch
18 Apr 2009 (HJD 2454940) Ephemeris
Outburst --
Period 434 d
Rise/eclipse dur. 48%  (208 d)
Remarks
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1 GCVS Team VB A (B 10.9m, 47", 228deg). SiO maser. P var. Max = 2404538 + 412.00d*E (JD2404520 - 13600); Max = 2414014 + 427.15d*E (JD2414000 - 19150); Max = 2419567 + 416.11d*E (JD2419570 - 22890); Max = 2423312 + 407.10d*E (JD2423320 - 31050); Max = 2431454 + 438.53d*E (JD2431500 - 39000) [H.Huth, MVS 3, H.7, 201, 1966.]; since JD2439000 - see Table.
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
3 T. Karlsson, Maxima of Mira stars --
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
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Location    Go   
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Supporting Documents
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Campaigns/Programs
 Legacy LPV Program
 LPV Program
 LPV Double Trouble Campaign
 LPV Humps
 Percy's Unusual LPVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5 Fernig, Leo 2022-02-18 22:11 UTC Discoverer updated from 1907AnHar..55....1C page 10
4 Otero, Sebastian Alberto 2014-03-05 01:44 UTC Minimum magnitude from AAVSO V data.
3 Otero, Sebastian Alberto 2011-01-14 03:29 UTC Primary record creation. Period and epoch 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.