BD+40 4257

Query : BD+40 4257

Basic data :
BD+40 4257 -- Star
Other object types: otypes_help 		* (BD,AG,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 37 58.6804909872 +41 09 19.746961416 (Optical) [ 0.0108 0.0128 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 36 09.9873487833 +40 58 46.394457878 [ 0.0108 0.0128 90 ]
Gal coord. (ep=J2000) : 		080.6308658282387 -00.0184774295728 [ 0.0108 0.0128 90 ]
Proper motions mas/yr : 		-3.845 -18.539 [0.014 0.014 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -5.39 [0.22] / z(spectroscopic) -0.000018 [0.000001] / cz -5.39 [0.22]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.4648 [0.0149] A 2020yCat.1350....0G
Spectral type: 		G5 D ~
Fluxes (6) :
B 9.84 [0.03] D 2000A&A...355L..27H
V 8.95 [0.02] D 2000A&A...355L..27H
G 8.746939 [0.002759] C 2020yCat.1350....0G
J 7.334 [0.024] C 2003yCat.2246....0C
H 6.904 [0.018] C 2003yCat.2246....0C
K 6.825 [0.017] C 2003yCat.2246....0C
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Identifiers (14) :
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BD+40 4257 HIP 101817 TIC 64710461 Gaia DR3 2064867619896623360
AG+40 2083 2MASS J20375868+4109198 TYC 3157-469-1 Gaia DR1 2064867615601140864
GSC 03157-00469 PPM 60252 [SKV93] 3-66
HIC 101817 SAO 49875 Gaia DR2 2064867619896623360

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    Plx : 5    PM : 5   

   

External archives :

Link by name to the catalogue in VizieR :

BD+40 4257 AG+40 2083 GSC 03157-00469 HIC 101817 HIP 101817
2MASS J20375868+4109198 PPM 60252 SAO 49875 TYC 3157-469-1 Gaia DR2 2064867619896623360
Gaia DR3 2064867619896623360 Gaia DR1 2064867615601140864

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