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Name
  BT Car  
AAVSO UID
000-BDJ-173 (5 observations)  
Constellation
Carina Sequence
J2000.0
10 49 42.92 -60 44 56.3  (162.42883 -60.74897) Search nearby
B1950.0 10 47 45.53 -60 29 02.1
Proper motion
RA: -5.0 +/- 3.1 mas/yDec: -0.3 +/- 3.6 mas/ySource: UCAC4
Galactic coord. 288.599 -1.310
Other names

(Internal only)
2MASS J10494291-6044562 AN 112.1919 ASAS J104943-6044.9
ASASSN-V J104942.87-604457.1 GDS_J1049429-604456 GSC 08957-03746
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Variability type
EA
Spectral type --
Mag. range
12.35 - 13.1 V
Discoverer M. W. Worssell (1919)
Epoch
03 Feb 2007 (HJD 2454134.784) Ephemeris
Outburst --
Period 8.29265 d
Rise/eclipse dur. 5%  (10.0 h)
Remarks
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References
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1 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
2 F.M.Bateson, M.Morel, B.Sumner, R.Winnett, Charts for Southern Variables,
ser. N11, 1979.
--
3 C.Hoffmeister, KVBB N27, 1943. 1941KVeBB...7....3H
4 Hartwig, E.; Muller, G., 1921, Benennung von neu entdeckten veraenderlichen
Sternen
1921AN....212..353.
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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 = 11.17H = 10.95K = 10.84J - K = 0.33
AllWISE W1 = 10.88W2 = 10.95W3 = 10.25W4 = 8.08W1 - W2 = -0.07W3 - W4 = 2.17
APASS-DR9 B = 12.90V = 12.32g' = 12.59r' = 12.20i' = 12.11B - V = 0.59
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2017-01-10 04:19 UTC Phase plot with ASAS-3 and APASS data.
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Revision History
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4 Fernig, Leo 2023-03-29 20:23 UTC Discoverer updated from 1921AN....212..353. page 367.
3 Otero, Sebastian Alberto 2017-01-10 04:19 UTC Type, period, epoch, eclipse duration and range from ASAS-3 and APASS 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.