VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/AJ/121/2843
  QSOs in 2MASS second incremental data release (Barkhouse+, 2001)
ReadMe+ftp
2001AJ....121.2843B
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/121/2843/table1(c)VV00 Quasars Detected in 2MASS (2277 rows)
2.J/AJ/121/2843/table2(c)VV00 Quasars With Only Upper Limits in 2MASS (3999 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)f_2MASS (char) [*] Indicates an object having two 2MASS counterparts within 4''. (meta.code)
  (1)2MASS (char) The 2MASS identification (meta.id.cross)
   (ALL)VV00 (char) Name entries of Veron-Cetty & Veron 2000 (Note 1)   (meta.id;meta.main)
   (ALL)RAJ2000 deg (i) Right Ascension in degrees (J2000) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination in degrees (J2000) (pos.eq.dec;meta.main)
  (1)LNIR [Jy] Log of the NIR luminosity (phys.luminosity;em.IR)
   (ALL)Lopt [Jy] Log of the Optical luminosity (phys.luminosity;em.opt)
  (1)bmag mag The bm band magnitude (phot.mag;em.opt.B)
  (1)rmag mag The rm band magnitude (phot.mag;em.opt.R)
  (1)Jmag mag The J band magnitude (phot.mag;em.IR.J)

ALL cols		    
 (i)indexed column
  (1)e_Jmag mag Uncertainty in Jmag (stat.error;phot.mag;em.IR.J)
  (1)Hmag mag The H band magnitude (phot.mag;em.IR.H)
  (1)e_Hmag mag Uncertainty in Hmag (stat.error;phot.mag;em.IR.H)
  (1)Kmag mag The K band magnitude (phot.mag;em.IR.K)
  (1)e_Kmag mag Uncertainty in Kmag (stat.error;phot.mag;em.IR.K)
  (1)BMag mag Absolute B band magnitude (Note 2)   (phys.magAbs;em.opt.B)
  (1)Dis arcsec Distance to the associated optical source (meta.id.assoc;pos.angDistance)
   (ALL)Radio Jy (n) Flux density at 6 cm (Note 3)   (phot.flux.density;em.radio.3-6GHz)
   (ALL)z  Redshift (Note 2)   (src.redshift)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
**** 
**** -- no connection
**** Report from: stdb_pg,     Status: STDB_ERR 
****Postgres connect error
**** 
**** -- no connection
**** Report from: stdb_pg_conn,     Status: STDB_ERR 
****Couldn't connect with server
**** 
**** -- no connection
**** Report from: stdb_pg,     Status: STDB_ERR 
****Postgres connect error
**** 
**** -- no connection
**** Report from: stdb_pg_conn,     Status: STDB_ERR 
****Couldn't connect with server
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR2122069.err (2025-07-13T23:16:44)
-3
-source=J/AJ/121/2843
-ref=VIZ68743e5c206155
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