BD+31 4238

Query : BD+31 4238

Basic data :
BD+31 4238 -- Star
Other object types: otypes_help 		* (BD,AG,...), X (1ES), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 50 47.8234826976 +31 35 45.346032168 (Optical) [ 0.0069 0.0106 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 48 44.2140926145 +31 24 29.023338802 [ 0.0069 0.0106 90 ]
Gal coord. (ep=J2000) : 		074.6864057440707 -07.9489805095867 [ 0.0069 0.0106 90 ]
Proper motions mas/yr : 		11.932 0.876 [0.009 0.012 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -13.58 [0.18] / z(spectroscopic) -0.000045 [0.000001] / cz -13.58 [0.18]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		1.6584 [0.0125] A 2020yCat.1350....0G
Spectral type: 		K0 D ~
Fluxes (6) :
B 10.34 [0.03] D 2000A&A...355L..27H
V 9.12 [0.01] D 2000A&A...355L..27H
G 8.749989 [0.002758] C 2020yCat.1350....0G
J 6.946 [0.023] C 2003yCat.2246....0C
H 6.343 [0.029] C 2003yCat.2246....0C
K 6.193 [0.018] C 2003yCat.2246....0C
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Identifiers (12) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

BD+31 4238 GSC 02687-01144 SAO 70569 Gaia DR2 1859687858130737152
AG+31 2096 2MASS J20504782+3135454 TIC 230846416 Gaia DR3 1859687858130737152
1ES 2048+31.4 PPM 85606 TYC 2687-1144-1 Gaia DR1 1859687853820224000

References (6 between 1850 and 2026) (Total 6)
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 : 3   

   

External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Link by name to the catalogue in VizieR :

BD+31 4238 AG+31 2096 GSC 02687-01144 2MASS J20504782+3135454 PPM 85606
SAO 70569 TYC 2687-1144-1 Gaia DR2 1859687858130737152 Gaia DR3 1859687858130737152 Gaia DR1 1859687853820224000

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