PB 6940

Query : PB 6940

Basic data :
PB 6940 -- Quasar
Other object types: otypes_help 		QSO (2008ApJ,LBQS,...), Q? ([CLB91],[HH86]), * (PB,Gaia), X (2XMM,3XMM), Opt (LAMOST,SDSS), G ([LCB92]), blu (US), UV (KUV), NIR (2MASS)
ICRS coord. (ep=J2000) : 		02 56 44.6911855488 +00 12 46.046020716 (Optical) [ 0.1190 0.1355 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		02 54 10.8533609002 +00 00 43.420644522 [ 0.1190 0.1355 90 ]
Gal coord. (ep=J2000) : 		175.8597359780557 -49.3359739712771 [ 0.1190 0.1355 90 ]
Proper motions mas/yr : 		0.052 -0.138 [0.161 0.174 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 247966 [~] / z(emission) 2.251 [~] / cz 674833 [~]
   (Opt) C 2017AJ....154..114O
Parallaxes (mas): 		0.0355 [0.1992] A 2018yCat.1345....0G
Fluxes (11) :
B 18.31 [~] D 2010A&A...518A..10V
V 18.10 [~] D 2010A&A...518A..10V
G 18.003532 [0.006626] C 2020yCat.1350....0G
J 16.485 [0.134] C 2010AJ....139.2360S
H 16.350 [0.274] C 2010AJ....139.2360S
K 15.961 [0.330] C 2010AJ....139.2360S
u (AB) 18.3303 [0.0304] C 2020ApJS..250....8L
g (AB) 17.8186 [0.0219] C 2020ApJS..250....8L
r (AB) 17.6670 [0.0111] C 2020ApJS..250....8L
i (AB) 17.6618 [0.0165] C 2020ApJS..250....8L
z (AB) 17.4601 [0.0192] C 2020ApJS..250....8L
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Identifiers (30) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

LBQS 0254+0000 QSO B0254+0000 3XMM J025644.6+001245 [VV2006] J025644.6+001245
HBQS 0254+0000 SDSS J025644.68+001245.9 [CLB91] 025410.8+000042 [VV2010] J025644.6+001245
KODIAQ J025644+001246 SDSS J025644.69+001245.9 [CTL96] 025410.86+000043.5 [VV96] J025644.6+001245
KUV 02542+0001 SDSS J025644.69+001246.0 [HB93] 0254+000A [VV98] J025644.6+001245
LAMOST J025644.68+001246.1 SDSS J025644.82+001247.1 [HH86] 0254+000 Gaia DR3 2498073513316271616
2MASS J02564469+0012457 TIC 347023135 [LCB92] 0254+0000 Gaia DR2 2498073513316271616
PB 6940 US 3390 [VV2000] J025644.6+001245
QSO B0254+000 2XMM J025644.6+001245 [VV2003] J025644.6+001245

References (68 between 1850 and 2026) (Total 68)
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 : 19    Plx : 1    PM : 2   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : PB 6940

Link by name to the catalogue in VizieR :

LBQS 0254+0000 2MASS J02564469+0012457 PB 6940 SDSS J025644.68+001245.9 SDSS J025644.69+001245.9
SDSS J025644.69+001246.0 SDSS J025644.82+001247.1 Gaia DR3 2498073513316271616 Gaia DR2 2498073513316271616

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