VizieR

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VizieR

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VIII/65/nvss 1.4GHz NRAO VLA Sky Survey (NVSS) (Condon+ 1998)
The NVSS Catalog (1773484 rows)
  recno=469597
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ColumnValue  Explain   (UCD)
_RAJ200006 21 05.7800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-19 02 03.600 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195006 18 54.9799 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-19 00 36.283 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon226.9159378 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-15.0564385 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
469597recno 469597  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

FieldC0624M20  Name of the original survey image field from which the component was derived. (obs.field)
Xpos 676.69 pix X position (RA direction) of the radio source (pos.cartesian.x;instr.det)
Ypos 744.38 pix Y position (Dec direction) of the radio source (pos.cartesian.y;instr.det)
NVSS062105-190203  (i) Source name (Note 1)   (meta.id;meta.main)
RAJ200006 21 05.78 "h:m:s" (i) Right Ascension J2000 (Note 2)   (pos.eq.ra;meta.main)
DEJ2000-19 02 03.6 "d:m:s" (i) Declination J2000 (Note 2)   (pos.eq.dec;meta.main)
e_RAJ2000 0.13 s Mean error on RA (stat.error;pos.eq.ra)
e_DEJ2000 2.3 arcsec Mean error on Dec (stat.error;pos.eq.dec)
S1.4 10.3 mJy Integrated 1.4GHz flux density of radio source (phot.flux.density;em.radio.750-1500MHz)
e_S1.4 1.0 mJy Mean error on S1.4 (stat.error)
l_MajAxis   Limit flag on MajAxis (meta.code.error;phys.angSize)
MajAxis 33.9 arcsec Fitted (deconvolved) major axis of radio source (phys.angSize;em.radio;meta.modelled)
l_MinAxis<  Limit flag on MinAxis (meta.code.error;phys.angSize)
MinAxis 25.3 arcsec Fitted (deconvolved) minor axis of radio source (phys.angSize;em.radio;meta.modelled)
PA 29.1 deg [-90, 90] Position angle of fitted major axis (pos.posAng;meta.modelled)
e_MajAxis 7.1 arcsec Mean error on MajAxis (stat.error;phys.angSize)
e_MinAxis  arcsec Mean error on MinAxis (stat.error;phys.angSize)
e_PA 9.6 deg Mean error on PA (stat.error)
f_resFlux    [PS* ] Residual Code (Note 3)   (meta.code)
resFlux  mJy Peak residual flux, in mJy/beam (Note 3)   (phot.flux.density;em.radio)
polFlux -0.01 mJy Integrated linearly polarized flux density (phot.flux.density)
polPA  deg [-90,90] The position angle of polFlux (Note 4)   (pos.posAng;phys.polarization)
e_polFlux 0.62 mJy Mean error on polFlux (stat.error)
e_polPA  deg Mean error on polPA (stat.error)

ImageImage  FITS Image of the target, about 200x200 pixels of 5x5arcsec (or consult http://www.cv.nrao.edu/nvss/postage.shtml) (meta.ref.url)
  
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