BD+31 4958

Query : BD+31 4958

Basic data :
BD+31 4958 -- Star
Other object types: otypes_help 		* (BD,ALS,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		23 43 00.5343912768 +32 07 23.821758372 (Optical) [ 0.0250 0.0216 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		23 40 30.0743383559 +31 50 45.064466659 [ 0.0250 0.0216 90 ]
Gal coord. (ep=J2000) : 		106.4559283742453 -28.5497452593886 [ 0.0250 0.0216 90 ]
Proper motions mas/yr : 		3.242 -3.400 [0.047 0.029 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -12.25 [0.46] / z(spectroscopic) -0.000041 [0.000002] / cz -12.25 [0.46]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.2061 [0.0432] A 2020yCat.1350....0G
Spectral type: 		B2V D ~
Fluxes (7) :
U 9.95 [~] D 2003AJ....125.2531R
B 11.4 [~] E ~
V 10.7 [~] E ~
G 10.647700 [0.002770] C 2020yCat.1350....0G
J 9.741 [0.022] C 2003yCat.2246....0C
H 9.535 [0.032] C 2003yCat.2246....0C
K 9.442 [0.020] C 2003yCat.2246....0C
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Identifiers (10) :
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BD+31 4958 GSC 02771-00723 TYC 2771-723-1 Gaia DR1 2871713540396343552
ALS 16634 2MASS J23430053+3207238 Gaia DR2 2871713544691545216
GEN# +0.03104958 TIC 432422590 Gaia DR3 2871713544693406592

References (17 between 1850 and 2026) (Total 17)
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    Plx : 3    PM : 2   

   

Observing logs
IUE : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD+31 4958 ALS 16634 GSC 02771-00723 2MASS J23430053+3207238 TYC 2771-723-1
Gaia DR2 2871713544691545216 Gaia DR3 2871713544693406592 Gaia DR1 2871713540396343552

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