BD+20 474

Query : BD+20 474

Basic data :
BD+20 474 -- Star
Other object types: otypes_help 		* (BD,AG,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		02 54 26.9514393456 +21 19 34.289755464 (Optical) [ 0.0128 0.0128 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		02 51 35.3553358157 +21 07 25.320183611 [ 0.0128 0.0128 90 ]
Gal coord. (ep=J2000) : 		157.6006302248084 -33.1365258009727 [ 0.0128 0.0128 90 ]
Proper motions mas/yr : 		19.042 -18.441 [0.018 0.016 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 20.04 [0.30] / z(spectroscopic) 0.000067 [0.000001] / cz 20.04 [0.30]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.8543 [0.0159] A 2020yCat.1350....0G
Spectral type: 		G0 D ~
Fluxes (6) :
B 10.65 [0.05] D 2000A&A...355L..27H
V 9.72 [0.03] D 2000A&A...355L..27H
G 9.448072 [0.002764] C 2020yCat.1350....0G
J 7.862 [0.023] C 2003yCat.2246....0C
H 7.496 [0.034] C 2003yCat.2246....0C
K 7.371 [0.024] C 2003yCat.2246....0C
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Identifiers (9) :
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BD+20 474 2MASS J02542695+2119344 TYC 1230-999-1
AG+21 264 PPM 92056 Gaia DR2 109247067314619136
GSC 01230-00999 TIC 371471094 Gaia DR3 109247067314619136

References (5 between 1850 and 2026) (Total 5)
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 : 2    PM : 3   

   

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Link by name to the catalogue in VizieR :

BD+20 474 AG+21 264 GSC 01230-00999 2MASS J02542695+2119344 PPM 92056
TYC 1230-999-1 Gaia DR2 109247067314619136 Gaia DR3 109247067314619136

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