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Latest Details
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Name
  T Ari  
AAVSO UID
000-BBF-469 (17655 observations)  
Constellation
Aries Sequence
J2000.0
02 48 19.74 +17 30 33.8  (42.08225 +17.50939) Search nearby
B1950.0 02 45 32.12 +17 18 06.7
Proper motion
RA: -14.62 +/- 1.08 mas/yDec: -17.21 +/- 0.72 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 158.659 -37.124
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0242+17 ASAS J024820+1730.5 BD+16 351
HD 17446 HIP 13092 IRC +20049
RAFGL 379 SAO 93115  
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Variability type
SR
Spectral type M6e-M8e
Mag. range
7.3 - 10.5 V
Discoverer --
Epoch
05 Dec 2008 (HJD 2454806) Ephemeris
Outburst --
Period 314 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto The best main period to represent the whole dataset in the AAVSO database from 1871 to 2017 is 320.5 d. but the period between 2002 and 2017 has been 314 d. There are also periods of 162.8 and 147.3 d.
2 GCVS Team P var. Max = 2417160 + 313.5d*E (JD2404800 - 17200); Max = 2434616 + 323.1d*E (JD2419400 - 34560). Since JD2436560 - see Table. <P> = 319.53d (JD2404800 - 44160). Sometimes A < 1.5m.
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 T. Karlsson, Maxima of Mira stars --
3 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 = 1.36H = 0.41K = 0.17J - K = 1.19
AllWISE W3 = -0.39W4 = -1.51W3 - W4 = 1.11
APASS-DR9 B = 10.96V = 9.41g' = 10.27r' = 8.27i' = 5.67B - V = 1.55
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 02 48 19.74 +17 30 33.8 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Campaigns/Programs
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2017-01-16 17:39 UTC Type, period and range from ASAS-3 and AAVSO data.
2 Admin, VSX 2010-01-04 23:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.