TWA 31

Query : TWA 31

Basic data :
TWA 31 -- High Proper Motion Star
Other object types: otypes_help 		* (2014AJ,TWA,...), PM* (2003AJ), NIR (2MASS)
ICRS coord. (ep=J2000) : 		12 07 10.8883274664 -32 30 53.755860744 (Optical) [ 0.0378 0.0281 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 04 36.2298841673 -32 14 10.557864744 [ 0.0378 0.0281 90 ]
Gal coord. (ep=J2000) : 		292.2234703723084 +29.4349004386070 [ 0.0378 0.0281 90 ]
Proper motions mas/yr : 		-46.670 -22.429 [0.059 0.034 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 10.47 [0.41] / z(spectroscopic) 0.000035 [0.000001] / cz 10.47 [0.41]
   (Opt) A 2011ApJ...727....6S
Parallaxes (mas): 		12.243 [0.0579] A 2020yCat.1350....0G
Spectral type: 		M4.2 C 2015A&A...573A..63L
Fluxes (6) :
B 18.5 [~] E 2003AJ....125..984M
R 16.4 [~] E 2003AJ....125..984M
G 16.426298 [0.005556] C 2020yCat.1350....0G
J 13.048 [0.022] C 2003yCat.2246....0C
H 12.490 [0.024] C 2003yCat.2246....0C
K 12.115 [0.021] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 225 Display criteria :

Identifiers (5) :
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2MASS J12071089-3230537 TWA 31 Gaia DR3 3466327989885650176
TIC 142387735 Gaia DR2 3466327989885650176

References (28 between 1850 and 2026) (Total 28)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Distance : 2    Plx : 2    PM : 2   

   

Observing logs
Herschel : 8   

   

External archives :

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2MASS J12071089-3230537 Gaia DR2 3466327989885650176 Gaia DR3 3466327989885650176

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