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Latest Details
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| Name |
U Ori |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
05 52 50.95 +20 10 06.2 |
| Proper motion |
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| Galactic coord. |
188.715 -2.492 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 0549+20A |
ASAS J055549+2010.5 |
ASASSN-V J055549.21+201030.3 |
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BD+20 11711 |
HD 39816 |
HIP 28041 |
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HR 2063 |
IOMC 1320000037 |
IRC +20127 |
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RAFGL 837 |
SAO 77730 |
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(Not logged in) Add name
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| Variability type |
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M |
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| Spectral type |
M6e-M9.5e |
| Mag. range |
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4.8 - 13.0 V |
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| Discoverer |
John Gore (1885) |
| Epoch |
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| Outburst |
-- |
| Period |
371.7 d |
| Rise/eclipse dur. |
38% (141 d) |
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Remarks
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Some references may be clicked to view in new window. Roll over index number to view submission details.
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1 |
GCVS Team |
SiO, OH, H2O maser. P var. Max = 2409881 + 374.5d*E (JD2409800 - 15900); Max = 2415871 + 367.9d*E (JD2415900 - 21000); Max = 2421016 + 376.0d*E (JD2421000 - 29300); Max = 2428164 + 368.3d*E (JD2428100 - 32900) [H.Schneller, GuL 3, 1952.]; Max = 2433336 + 372.7d*E (JD2432900 - 43800); since JD2443800 - see Table. |
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
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2 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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3 |
Cannon, A. J., 1907, Second catalogue of variable stars |
1907AnHar..55....1C |
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4 |
T. Karlsson, Maxima of Mira stars |
-- |
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5 |
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al. |
-- |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 1.11 | H = 0.23 | K = -0.26 | J - K = 1.38 |
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AllWISE
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W4 = -3.12 |
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APASS-DR9
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B = 11.89 | V = 10.28 | g' = 11.50 | B - V = 1.61 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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There are currently no supporting documents on file for this star.
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Campaigns/Programs
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Legacy LPV Program
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LPV Program
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LPV Humps
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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