BD+31 2312

Query : BD+31 2312

Basic data :
BD+31 2312 -- Spectroscopic Binary
Other object types: otypes_help 		* (1962AJ,BD,...), SB* (2022yCat), NIR (2MASS)
ICRS coord. (ep=J2000) : 		11 56 23.8151128344 +30 38 28.414465584 (Optical) [ 0.1977 0.1954 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		11 53 49.2541644578 +30 55 10.811443077 [ 0.1977 0.1954 90 ]
Gal coord. (ep=J2000) : 		193.4159138716135 +77.4599086609430 [ 0.1977 0.1954 90 ]
Proper motions mas/yr : 		-10.913 -11.386 [0.245 0.236 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 4.75 [7.45] / z(spectroscopic) 0.000016 [0.000025] / cz 4.75 [7.45]
   (Opt) D 2023A&A...675A..28O
Parallaxes (mas): 		12.3453 [0.2762] A 2020yCat.1350....0G
Spectral type: 		G8 E 1962AJ.....67...37U
Fluxes (6) :
B 11.38 [0.06] D 2000A&A...355L..27H
V 10.47 [0.04] D 2000A&A...355L..27H
G 10.282638 [0.002797] C 2020yCat.1350....0G
J 8.911 [0.024] C 2003yCat.2246....0C
H 8.456 [0.021] C 2003yCat.2246....0C
K 8.312 [0.021] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 536 Display criteria :

Identifiers (10) :
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BD+31 2312 2MASS J11562380+3038284 TYC 2524-2101-1 Gaia DR1 4020493734457169536
BSD 56-892 NGP 31 19 Gaia DR2 4020493738752834048
GSC 02524-02101 TIC 99298816 Gaia DR3 4020493738752834048

References (9 between 1850 and 2026) (Total 9)
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

Velocities : 1    Distance : 2    Var : 1    Plx : 3    PM : 2    SpT : 2   

   

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Link by name to the catalogue in VizieR :

BD+31 2312 GSC 02524-02101 2MASS J11562380+3038284 TYC 2524-2101-1 Gaia DR2 4020493738752834048
Gaia DR3 4020493738752834048 Gaia DR1 4020493734457169536

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