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Latest Details
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Name
  BT Ara  
AAVSO UID
000-BDG-024 (No observations)  
Constellation
Ara Sequence
J2000.0
17 54 42.47 -45 56 15.5  (268.67696 -45.93764) Search nearby
B1950.0 17 50 59.74 -45 55 44.4
Proper motion
RA: 0.9 +/- 1.5 mas/yDec: 2.3 +/- 3.0 mas/ySource: UCAC4
Galactic coord. 346.163 -10.138
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
ASAS J175442-4556.3 ASASSN-V J175442.48-455614.7 HV 6666
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Variability type
M
Spectral type --
Mag. range
10.2 - <14.4 V
Discoverer --
Epoch
05 May 2002 (HJD 2452400) Ephemeris
Outburst --
Period 370 d
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 H.Shapley, H.H.Swope, HA 90, N5, 1934. 1940AnHar..90..177S
External Links
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Location    Go   
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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 = 5.21H = 4.21K = 3.75J - K = 1.47
AllWISE W1 = 3.73W2 = 3.20W3 = 2.53W4 = 1.97W1 - W2 = 0.54W3 - W4 = 0.56
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 17 54 42.47 -45 56 15.5 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 Alessi 9 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Admin, VSX 2010-01-05 04:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.