AB 4

Query : AB 4

Basic data :
AB 4 -- Quasar
Other object types: otypes_help 		QSO (2011MNRAS,QSO,...), Opt (LAMOST,SDSS), * (Gaia), UV (AB), NIR (2MASS), IR (2MASSI)
ICRS coord. (ep=J2000) : 		12 46 52.2217005960 +37 49 57.702275796 (Optical) [ 0.0681 0.0644 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 44 28.7850985169 +38 06 19.889973323 [ 0.0681 0.0644 90 ]
Gal coord. (ep=J2000) : 		127.7736471418656 +79.2525828175735 [ 0.0681 0.0644 90 ]
Proper motions mas/yr : 		0.054 -0.064 [0.065 0.091 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 201516 [585] / z(spectroscopic) 1.25854 [0.00195] / cz 377300.8 [584.6]
   D 2009ApJS..182..543A
Fluxes (11) :
B 17.78 [~] E ~
V 18.17 [~] E ~
G 17.694788 [0.003329] C 2020yCat.1350....0G
J 16.650 [0.126] C 2010AJ....139.2360S
H 15.822 [0.117] C 2010AJ....139.2360S
K 15.366 [0.152] C 2010AJ....139.2360S
u (AB) 18.1638 [0.0274] C 2020ApJS..250....8L
g (AB) 17.8563 [0.0153] C 2020ApJS..250....8L
r (AB) 17.5363 [0.0123] C 2020ApJS..250....8L
i (AB) 17.5095 [0.0225] C 2020ApJS..250....8L
z (AB) 17.5150 [0.0222] C 2020ApJS..250....8L
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Identifiers (16) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

QSO B1244+381 2MASSI J1246521+374957 [VV2000] J124652.1+375000 [VV96] J124652.1+375000
AB 4 SDSS J124652.21+374957.6 [VV2003] J124652.1+375000 [VV98] J124652.1+375000
LAMOST J124652.21+374957.6 TIC 389871202 [VV2006] J124652.1+375000 Gaia DR2 1520432475920544512
2MASS J12465223+3749575 [HB93] 1244+381 [VV2010] J124652.2+374957 Gaia DR3 1520432475920544512

References (21 between 1850 and 2026) (Total 21)
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 : 6    PM : 2   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : AB 4

Link by name to the catalogue in VizieR :

2MASS J12465223+3749575 2MASSI J1246521+374957 SDSS J124652.21+374957.6 Gaia DR2 1520432475920544512 Gaia DR3 1520432475920544512

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