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Name
  T Ori  
AAVSO UID
000-BCW-572 (51933 observations)  
Constellation
Orion Sequence
J2000.0
05 35 50.45 -05 28 34.9  (83.96021 -5.47636) Search nearby
B1950.0 05 33 23.04 -05 30 25.8
Proper motion
RA: 21.0 +/- 6.1 mas/yDec: 1.2 +/- 4.9 mas/ySource: UCAC4
Galactic coord. 209.160 -19.297
Other names

(Internal only)
2MASS J05355043-0528349 AAVSO 0530-05A ASAS J053550-0528.6
ASASSN-V J053550.47-052835.1 BD-05 1329 HBC 154
HV 1 JP11 5769 JP11 5770
JP11 5771 MWC 763 Parenago 2247
TYC 4774-866-1    
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Variability type
UXOR
Spectral type B8-A3eap
Mag. range
9.5 - 12.6 V
Discoverer George Bond (1863)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto J-K= 2.06; B-V= 0.4-0.7.
2 GCVS Team In the T-association of the Orion nebula. Connected with a cometary nebula.
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References
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1 Herbst, W.; Shevchenko, V. S., 1999, A Photometric Catalog of Herbig AE/BE
Stars and Discussion of the Nature and Cause of the Variations of UX
Orionis Stars
1999AJ....118.1043H
2 G.H.Herbig, ApJ Suppl 4, N43, 337, 1960. 1960ApJS....4..337H
3 P.P.Parenago, Tr. Gos. Astron. Inst. Sternberg 25, 1954. --
4 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 8.27H = 7.24K = 6.22J - K = 2.06
AllWISE W1 = 5.01W2 = 4.59W3 = 2.73W4 = 0.64W1 - W2 = 0.43W3 - W4 = 2.09
APASS-DR9 B = 10.33V = 10.79g' = 10.47r' = 10.56i' = 10.87B - V = -0.47
Images
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Supporting Documents
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Stellar Association Membership
 NGC 1976 Open Cluster 2012A&A...548A..97Z
Campaigns/Programs
 Individual campaigns
Revision History
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4 Fernig, Leo 2022-02-18 22:11 UTC Discoverer updated from 1907AnHar..55....1C page 11
3 Otero, Sebastian Alberto 2014-07-16 03:52 UTC Maximum magnitude from ASAS-3 data. Type from 1999AJ....118.1043H.
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.