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/129/2542
  BL Lac from SDSS (Collinge+, 2005)
ReadMe+ftp
2005AJ....129.2542C
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/129/2542/proBL(c)Probable BL Lac candidates (tables 1 and 2 of paper) (10 rows)
2.J/AJ/129/2542/posBL(c)Possible BL Lac candidates (tables 3 and 4 of paper) (10 rows)
3.J/AJ/129/2542/table5(c)Potential radio-weak BL Lac candidates (27 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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)SDSS (char) SDSS designation (JHHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
   (ALL)n_SDSS (char) [*] *: SDSS data using DR2 reductions were not available for the object (Note G1)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1+2)umag mag SDSS u magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1+2)e_umag mag rms uncertainty on umag ((unassigned);(unassigned);(unassigned);time.age;stat.probability)
  (1+2)gmag mag SDSS g magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1+2)e_gmag mag rms uncertainty on gmag ((unassigned);(unassigned);(unassigned);time.age;stat.probability)
  (1+2)rmag mag SDSS r magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1+2)e_rmag mag rms uncertainty on rmag ((unassigned);(unassigned);(unassigned);time.age;stat.probability)
  (1+2)imag mag SDSS i magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1+2)e_imag mag rms uncertainty on imag ((unassigned);phys.veloc.orbital;arith.diff;time.age;stat.probability)

ALL cols		    
 (i)indexed column
  (1+2)zmag mag SDSS z magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1+2)e_zmag mag rms uncertainty on zmag ((unassigned);phys.veloc.orbital;arith.diff;time.age;stat.probability)
  (1+2)Ar mag Absorption in rband (Note 1)   ((unassigned);(unassigned);(unassigned);phys.dust)
   (ALL)Morph (char) [pr] Optical morphology (Note G2)   ((unassigned);(unassigned);(unassigned);phys.luminosity.fun;meta.main)
  (1+2)Target  Target code (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
   (ALL)l_z (char) [>= ] Limit flag on z (time.expo;(unassigned);arith.factor;pos.galactic.lon;pos.parallax;meta.main)
   (ALL)z  (n) Redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
   (ALL)u_z (char) [?] Uncertainty flag on z ((unassigned);(unassigned);(unassigned);pos.galactic.lon;pos.parallax;meta.main)
   (ALL)pm mas/yr (n) Proper motion ((unassigned);(unassigned);(unassigned);instr.offset;meta.main)
   (ALL)u_pm (char) [?] Uncertainty flag on pm ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  (1+2)Ident (char) [Y/N] Previously reported in NED as a BL Lac object ? ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
   (ALL)SDSSdata (char) Display the SDSS data for this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  (1+2)NH 10+20cm-2Hydrogen column density ((unassigned);(unassigned);(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)Xray (char) [BFU] X-ray match (Note 1)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1+2)Sep1 arcsec (n) RASS Separation ((unassigned);(unassigned);(unassigned);em.mm.50-100GHz)
  (1+2)l_CR (char) Limit flag on CR ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1+2)CR ct/s RASS Count rate ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  (1+2)e_CR ct/s (n) rms uncertainty on CR ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (1+2)Exp s RASS Exposition time ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);(unassigned);meta.main)
  (1+2)l_F1keV (char) Limit flag on F1keV ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1+2)F1keV 10-16W/m2/keVEnergy flux at 1keV ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;(unassigned);(unassigned))
  (1+2)l_FX (char) Limit flag on FX ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1+2)FX 10-16W/m2RASS X-ray flux ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  (1+2)Sep2 arcsec (n) FIRST separation ((unassigned);(unassigned);(unassigned);em.mm.50-100GHz)
  (1+2)l_F1.4GHz (char) Limit flag on F1.4GHz ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1+2)F1.4GHz mJy (n) FIRST flux at 1.4GHz ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)rms mJy (n) FIRST rms level appropriate to the object's coordinates ((unassigned);(unassigned);(unassigned);phot.flux.sb)
  (1+2)Sep3 arcsec (n) NVSS separation ((unassigned);(unassigned);(unassigned);em.mm.50-100GHz)
  (1+2)F1.4GHz2 mJy (n) NVSS flux at 1.4GHz ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  (1+2)e_F1.4GHz2 mJy (n) rms uncertainty on F1.4GHz2 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
   (ALL)l_alphaOX (char) Limit flag on alphaOX ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
   (ALL)alphaOX  Spectral index between optical and X-ray ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
   (ALL)l_alphaRO (char) Limit flag on alphaRO ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
   (ALL)alphaRO  (n) Spectral index between radio and optical ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
  (1+2)Radio (char) Show nearby FIRST/NVSS sources (up to 10'') ((unassigned);(unassigned);(unassigned);pos.geocentric)
   (ALL)_RA deg Position derived from SDSS name (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
   (ALL)_DE deg Position derived from SDSS name (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (3)l_logL5GHz (char) Limit flag on logL5GHz ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (3)logL5GHz [10-7W/Hz](n) Luminosity at 5GHz ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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