QSO B1257+3754

Query : QSO B1257+3754

Basic data :
QSO B1257+3754 -- Quasar
Other object types: otypes_help 		QSO (2011MNRAS,QSO,...), * (Gaia), EmO (PC), Opt (SDSS)
ICRS coord. (ep=J2000) : 		12 59 24.9925586448 +37 38 44.231771148 (Optical) [ 0.2063 0.1477 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 57 04.2514865868 +37 54 54.056927978 [ 0.2063 0.1477 90 ]
Gal coord. (ep=J2000) : 		114.3561184781768 +79.3494371441501 [ 0.2063 0.1477 90 ]
Proper motions mas/yr : 		0.110 0.165 [0.198 0.223 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 268325 [~] / z(spectroscopic) 3.249000 [~] / cz 974025.70 [~]
   (Opt) D 2018A&A...613A..51P
Parallaxes (mas): 		0.3893 [0.3002] A 2020yCat.1350....0G
Fluxes (8) :
B 20.41 [~] D 2010A&A...518A..10V
V 20.11 [~] D 2010A&A...518A..10V
G 19.447094 [0.004093] C 2020yCat.1350....0G
u (AB) 23.0720 [0.3204] D 2020ApJS..250....8L
g (AB) 19.9792 [0.0253] C 2020ApJS..250....8L
r (AB) 19.7237 [0.0217] C 2020ApJS..250....8L
i (AB) 19.8124 [0.0310] C 2020ApJS..250....8L
z (AB) 19.6438 [0.0645] C 2020ApJS..250....8L
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Identifiers (11) :
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QSO B1257+3754 [VV2000] J125924.9+373844 [VV2010] J125924.9+373844 Gaia DR2 1517425002377957888
PC 1257+3754 [VV2003] J125924.9+373844 [VV96] J125924.9+373844 Gaia DR3 1517425002377957888
SDSS J125924.99+373844.1 [VV2006] J125924.9+373844 [VV98] J125924.9+373844

References (19 between 1850 and 2026) (Total 19)
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 : 9    Plx : 2    PM : 2   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : QSO B1257+3754

Link by name to the catalogue in VizieR :

SDSS J125924.99+373844.1 Gaia DR2 1517425002377957888 Gaia DR3 1517425002377957888

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Annotations :
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