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Name
  TT Car  
AAVSO UID
000-BBR-379 (114 observations)  
Constellation
Carina Sequence
J2000.0
10 20 39.43 -61 44 47.9  (155.16429 -61.74664) Search nearby
B1950.0 10 18 58.12 -61 29 39.7
Proper motion
RA: -8.2 +/- 5.0 mas/yDec: -4.4 +/- 5.0 mas/ySource: UCAC4
Galactic coord. 286.066 -3.916
Other names

(Internal only)
2MASS J10203943-6144478 AAVSO 1017-61 AN 55.1906
ASAS J102039-6144.8 ASASSN-V J102039.45-614447.7 HV 1214
IOMC 8956000032 IRAS 10189-6129 UCAC4 142-040140
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Variability type
M
Spectral type M6e
Mag. range
11.3 - <15.7 V
Discoverer Henrietta Leavitt (1906)
Epoch
30 Apr 2005 (HJD 2453491) Ephemeris
Outburst --
Period 342 d
Rise/eclipse dur. --
Remarks
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References
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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
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 F.M.Bateson, A.F.Jones, Charts for Southern Variables, ser.II, 1960. --
4 W.M.Worssell, UOC N46, 1919. --
5 Dunér, N. C.; Hartwig, E.; Muller, G., 1911, Benennung von neu entdeckten
veränderlichen Sternen
1911AN....190...57.
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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 = 6.11H = 5.11K = 4.46J - K = 1.65
APASS-DR9 B = 14.80V = 13.19g' = 14.69r' = 12.40i' = 10.23B - V = 1.61
Images
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-11-15 22:31 UTC Discoverer updated from 1911AN....190...57. page 65.
3 Salvo Bazan, Raul Domingo 2014-09-20 02:51 UTC Period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude from AAVSO V data. UCAC4 position.
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.