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/A+A/645/A95
  NEP raster ROSAT X-ray/Optical catalog (Hasinger+, 2021)
ReadMe+ftp
2021A&A...645A..95H
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/645/A95/table4AGN candidates selected by mid-IR colours (185 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  RAI deg Mid-IR AGN candidate right ascension (J2000.0) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEI deg Mid-IR AGN candidate declination (J2000.0) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  magOpt mag Optical AB Magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  I1mag mag IRAC I1 AB magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  I1-I2 mag Mid-infrared colour IRAC I1-I2 ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  e_I1-I2 mag Error of mid-IR colour ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  Class   [1/2] Mid-IR AGN candidate ID class (Note 1)   ((unassigned);(unassigned);(unassigned);pos.galactic)
  zph  Photometric redshift ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;meta.main)
  ML  Existence maximum likelihood ((unassigned);(unassigned);(unassigned);pos.healpix;meta.main)
  uCTS ct Net X-ray source count upper limit ((unassigned);phys.veloc.orbital;arith.diff;time.duration;(unassigned);(unassigned))
  ExpTime s Exposure time ((unassigned);(unassigned);arith.factor;(unassigned);(unassigned);meta.main)
  uFX 10-17W/m2Upper limit to 0.5-2 keV X-ray flux (Note 2)   (stat.fit.goodness;pos.wcs.crval;arith.grad;meta.abstract;(unassigned);(unassigned))
  uFX/FO  Upper limit to X-ray to optical flux ratio (stat.value;em.IR;arith.factor;meta.abstract;pos.lsr;meta.main)
  ulogLX [10-7W] Upper limit log (0.5-2 keV luminosity) in erg/s unit ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))

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