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


Looking for catalogs ..
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

  The FIRST Survey Catalog, Version 2014Dec17 (Helfand+ 2015) See also the FIRST description and coverage maps
Post annotation
1.VIII/92/first14The FIRST survey catalog, 14Dec17 Version (946432 rows)
The column FIRST provides a link to the FIRST cutout image server (see also the original FIRST search engine)

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. (meta.record)
  FIRST (char) (i) FIRST Source designation (1) (clicking on the name asks the FIRST Cutout Server to deliver an image of 4'x4' centered on the source) (Note)   (;meta.main)
  FITS  Get a fully WCS-qualified FITS image of the target (meta.ref.url)
  RAJ2000 "h:m:s" (i) Right Ascension J2000 (Note 2)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination J2000 (Note 2)   (pos.eq.dec;meta.main)
  p(S)   [0,1] Probability of being a side lobe (Note 3)   (
  Fpeak mJy Peak flux density at 1.4GHz (Note 4)   (phot.flux.density;
  Fint mJy Integrated flux density at 1.4GHz (Note 4)   (phot.flux.density;
  Rms mJy Local noise estimate (Note 5)   (stat.stdev;instr.det.noise)
  Maj arcsec Major axis (FWHM) (Note 6)   (phys.angSize)
  Min arcsec Minor axis (FWHM) (Note 6)   (phys.angSize)

ALL cols
 (i)indexed column
  PA deg [0/180] Position angle (Note 6)   (pos.posAng)
  fMaj arcsec Fitted major axis before deconvolution (Note 7)   (phys.angSize;meta.modelled)
  fMin arcsec Fitted minor axis before deconvolution (Note 7)   (phys.angSize;meta.modelled)
  fPA deg [0/180] Fitted PA before deconvolution (Note 7)   (pos.posAng;meta.modelled)
  Field (char) Name of the coadded image containing the source (Note 8)   (obs.image)
  N1  (n) [0/10] Number of SDSS-DR10 counterparts (Note 9)   (obs.image)
  r1 arcsec (n) [0/8] Closest SDSS match (Note 9)   (pos;arith.diff)
  m1 mag (n) SDSS i magnitude of closest SDSS match (Note 9)   (phot.mag;em.opt.I)
  c1 (char) [sg-] SDSS class: s=star, g=galaxy (src.class.starGalaxy)
  N2  Number of 2MASS counterparts (Note 10)   (obs.image)
  r2 arcsec (n) [0/8] Closest 2MASS match (Note 10)   (pos;arith.diff)
  m2 mag (n) 2MASS Ks mag. of closest 2MASS match (Note 10)   (phot.mag;em.IR.K)
  Ep yr Mean epoch of the FIRST flux density (Note 11)   (time.epoch)
  Ep(JD) d Mean epoch in Julian Day (Note 11)   (time.epoch)
  s_Ep(JD) d Epoch rms (Note 11)   (time.epoch)

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  
elapse time 5