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  T Gru  
000-BCQ-429 (8698 observations)  
Grus Sequence
22 25 40.93 -37 34 09.2  (336.42054 -37.56922) Search nearby
B1950.0 22 22 46.30 -37 49 23.8
Proper motion
RA: -12.327 +/- 0.081 mas/yDec: -28.626 +/- 0.083 mas/ySource: Gaia DR1
Galactic coord. 4.784 -57.728
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2219-38 ASAS J222541-3734.2 CD-38 15044
CPD-38 8398 HD 212537 HIP 110697
HV 85 SAO 213810  
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Variability type
Spectral type M1Iae-M2Ibe
Mag. range
8.0 - 12.0 V
Discoverer --
22 Jul 2005 (HJD 2453574.0) Ephemeris
Outburst --
Period 137.1 d
Rise/eclipse dur. 48%
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto Strong mean magnitude and amplitude changes so it has been reclassified as SRB.
2 Otero, Sebastian Alberto Other periods 99.3 and 304 d.
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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 The HIPPARCOS and TYCHO catalogues 1997A&A...323L..57H
3 T. Karlsson, Maxima of Mira stars --
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
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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 = 6.55H = 5.81K = 5.40J - K = 1.15
AllWISE W1 = 4.97W2 = 4.13W3 = 4.28W4 = 3.96W1 - W2 = 0.84W3 - W4 = 0.31
APASS-DR9 B = 11.25V = 11.08g' = 11.12r' = 10.37B - V = 0.17
GALEX-DR5 NUV = 18.31
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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 LPV Program
 LPV Humps
 Legacy LPV South
Revision History
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4 Otero, Sebastian Alberto 2012-02-06 23:25 UTC Type changed to SRB. Aditional periods from ASAS-3 data.
3 Otero, Sebastian Alberto 2012-02-06 15:39 UTC Type, period, epoch and range from ASAS-3 and Hipparcos/Tycho data.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.