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=104878
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ColumnValue  Explain   (UCD)
_RAJ200001 25 12.5800 "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)
_DEJ2000-38 04 14.100 "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)
_RAB195001 22 57.6749 "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)
_DEB1950-38 19 49.679 "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)
_Glon272.1073480 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-76.9632447 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)
104878recno 104878  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

FieldC0120M40  Name of the original survey image field from which the component was derived. (obs.field)
Xpos 265.94 pix X position (RA direction) of the radio source (pos.cartesian.x;instr.det)
Ypos 974.17 pix Y position (Dec direction) of the radio source (pos.cartesian.y;instr.det)
NVSS012512-380414  (i) Source name (Note 1)   (meta.id;meta.main)
RAJ200001 25 12.58 "h:m:s" (i) Right Ascension J2000 (Note 2)   (pos.eq.ra;meta.main)
DEJ2000-38 04 14.1 "d:m:s" (i) Declination J2000 (Note 2)   (pos.eq.dec;meta.main)
e_RAJ2000 0.23 s Mean error on RA (stat.error;pos.eq.ra)
e_DEJ2000 4.1 arcsec Mean error on Dec (stat.error;pos.eq.dec)
S1.4 8.0 mJy Integrated 1.4GHz flux density of radio source (phot.flux.density;em.radio.750-1500MHz)
e_S1.4 1.1 mJy Mean error on S1.4 (stat.error)
l_MajAxis   Limit flag on MajAxis (meta.code.error;phys.angSize)
MajAxis 47.6 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 31.5 arcsec Fitted (deconvolved) minor axis of radio source (phys.angSize;em.radio;meta.modelled)
PA 26.0 deg [-90, 90] Position angle of fitted major axis (pos.posAng;meta.modelled)
e_MajAxis10.6 arcsec Mean error on MajAxis (stat.error;phys.angSize)
e_MinAxis  arcsec Mean error on MinAxis (stat.error;phys.angSize)
e_PA 8.6 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 -0.09 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 0.79 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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