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Latest Details
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Name
  T Tuc  
AAVSO UID
000-BCQ-618 (5908 observations)  
Constellation
Tucana Sequence
J2000.0
22 40 33.48 -61 33 13.6  (340.13950 -61.55378) Search nearby
B1950.0 22 37 16.82 -61 48 53.5
Proper motion
RA: -4.31 +/- 1.24 mas/yDec: -6.18 +/- 0.99 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 326.164 -49.252
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2234-62 AN 86.1903 ASAS J224033-6133.3
CD-62 1407 CPD-62 6358 HD 214575
HIP 111946 SAO 255280  
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Variability type
M
Spectral type M3IIe-M6IIe
Mag. range
7.5 - 13.8 V
Discoverer Cape Observatory (1903)
Epoch
18 Oct 1973 (HJD 2441974) Ephemeris
Outburst --
Period 250.3 d
Rise/eclipse dur. 46%  (115.138000000000 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Max = 2410138 + 250.76d*E (JD2410000 - 14400); Max = 2414900 + 248.88d*E (JD2414400 - 22000); Max = 2432160 + 250.00d*E (JD2422900 - 35000); since JD2437700 - see Table.
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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 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
3 T. Karlsson, Maxima of Mira stars --
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.		 --
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 = 3.95H = 3.08K = 2.69J - K = 1.27
AllWISE W3 = 1.81W4 = 1.35W3 - W4 = 0.46
APASS-DR9 B = 11.19V = 10.07g' = 9.96r' = 8.51i' = 6.63B - V = 1.12
GALEX-DR5 NUV = 18.85
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 40 33.48 -61 33 13.6 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Campaigns/Programs
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Fernig, Leo 2022-04-22 13:37 UTC Discoverer updated from 1907AnHar..55....1C page 31
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.

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