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Name
  TT Ori  
AAVSO UID
000-BDY-944 (5281 observations)  
Constellation
Orion Sequence
J2000.0
05 35 16.74 -04 45 44.6  (83.81975 -4.76239) Search nearby
B1950.0 05 32 48.54 -04 47 38.0
Proper motion
RA: 8.6 +/- 5.9 mas/yDec: 2.9 +/- 7.0 mas/ySource: UCAC4
Galactic coord. 208.419 -19.098
Other names

(Internal only)
2MASS J05351673-0445444 3XMM J053516.7-044543 4XMM J053516.7-044543
AN 42.1903 ASAS J053517-0445.7 ASASSN-V J053516.72-044544.6
ATO J083.8197-04.7623 CXO J053516.7-044544 CXOGSG J053516.7-044544
Gaia22ehy HBC 136 Kiso A-0976 145
Parenago 1856    
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Variability type
CTTS
Spectral type K1ea
Mag. range
12.5 - 16.0 V
Discoverer Maximilian Wolf (1903)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team In the region of the Orion nebula T-association.
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 P.P.Parenago, Tr. Gos. Astron. Inst. Sternberg 25, 1954. --
3 Dunér, N. C.; Hartwig, E.; Muller, G., 1913, Benennung von neu entdeckten
veränderlichen Sternen
1913AN....195..241D
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 = 11.35H = 10.38K = 9.72J - K = 1.63
AllWISE W1 = 8.65W2 = 8.05W3 = 6.03W4 = 3.88W1 - W2 = 0.60W3 - W4 = 2.16
APASS-DR9 B = 15.94V = 14.46g' = 15.20r' = 14.03i' = 13.38B - V = 1.48
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2022-12-26 17:13 UTC Range from ASAS-SN data. Gaia DR3 position.
3 Fernig, Leo 2022-11-15 22:35 UTC Discoverer updated from 1913AN....195..241D page 247.
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.