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Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/255/30
  VLASS QL Ep.1 Catalog, CIRADA version (Gordon+, 2021)
Post annotation
img(gal)
1.J/ApJS/255/30/compDetected components and properties (3381277 rows)

 
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)
  CompName (char) IAU name of the component, VLASS1QLCIR JHHMMSS.ss+DDMMSS.s (Component) (Note 1)   (meta.id;meta.main)
  CompId   [-588/218] The PyBDSF ID of the component in the subtile (Component) (Note 2)   (meta.id)
  IslId   [0/624] The PyBDSF ID of the flux island in the subtile (Isl_id) (Note 2)   (meta.id)
  RAJ2000 deg (i) [0.0/360.0] Right Ascension (J2000) (RA) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-40.02/89.83] Declination (J2000) (DEC) (pos.eq.dec;meta.main)
  e_RAJ2000 deg (n) 1-sigma uncertainty in RA (E_RA) (Note 3)   (stat.error;pos.eq.ra)
  e_DEJ2000 deg (n) 1-sigma uncertainty in DEC (E_DEC) (Note 3)   (stat.error;pos.eq.dec)
  Ftot mJy The integrated flux density of the component in the S-band (2-4GHz) (Total_flux) (Note 3)   (phot.flux.density;em.radio.1500-3000MHz)
  e_Ftot mJy 1-sigma uncertainty in total flux (ETotalf) (Note 3)   (stat.error)
  Fpeak mJy/beam Peak brightness of the component in the S-band (2-4GHz) (Peak_flux) (Note 3)   (phot.flux.density;em.radio.1500-3000MHz)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Fpeak mJy/beam 1-sigma uncertainty in peak flux (EPeakfl) (Note 3)   (stat.error)
  Maj arcsec (n) Major axis of the component fit (Maj) (Note 3)   (stat.fit.param;meta.modelled)
  e_Maj arcsec (n) 1-sigma uncertainty in Maj (E_Maj) (Note 3)   (stat.error)
  Min arcsec (n) Minor axis of the component fit (Min) (Note 3)   (phys.angSize;src)
  e_Min arcsec (n) 1-sigma uncertainty in Min (E_Min) (Note 3)   (stat.error;stat.min)
  PA deg (n) Position angle of the component fit (PA) (Note 3)   (pos.posAng;meta.modelled)
  e_PA deg (n) 1-sigma uncertainty in PA (E_PA) (Note 3)   (stat.error)
  FtotIsl mJy Integrated flux density of the entire flux island (Isl_Total) (phot.flux.density;em.radio.1500-3000MHz)
  e_FtotIsl mJy 1-sigma uncertainty in FtotIsl (EIslTot) (stat.error)
  Islrms mJy/beam Local rms noise of the flux island (Isl_rms) (stat.stdev;phot.flux.density)
  Islmean mJy/beam Mean value of the flux island (Isl_mean) (phot.flux.density;stat.mean)
  ResIdIslrms mJy/beam Local rms noise of the residual for the flux island (Resid_Isl) (Note 3)   (stat.fit.residual;phot.flux.density)
  ResidIslmean mJy/beam Mean value of the residual for the flux island (Resid_Isl) (Note 3)   (instr.det.noise)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  RAMdeg deg Right Ascension (J2000) of the component peak brightness (RA_max) (pos.eq.ra)
  DEMdeg deg Declination (J2000) of the component peak brightness (DEC_max) (pos.eq.dec)
  e_RAMdeg deg (n) 1-sigma uncertainty in RAMdeg (ERAmax) (Note 3)   (stat.error)
  e_DEMdeg deg (n) 1-sigma uncertainty in DEMdeg (EDECmax) (Note 3)   (stat.error)
  SCode (char) [SCME] Component type (S_Code) (Note 4)   (meta.code)
  Xposn pix X-pixel coordinate of the component in the subtile (Xposn) (pos.cartesian.x;instr.det)
  e_Xposn pix (n) 1-sigma uncertainty in Xposn (E_Xposn) (Note 3)   (stat.error;pos.cartesian.x)
  Yposn pix Y-pixel coordinate of the component in the subtile (Yposn) (pos.cartesian.y;instr.det)
  e_Yposn pix (n) 1-sigma uncertainty in Yposn (E_Yposn) (Note 3)   (stat.error;pos.cartesian.y)
  XposnMax pix X-pixel coordinate of the component peak brightness in the subtile (Xposn_max) (pos.cartesian.x;instr.det)
  e_XposnMax pix (n) 1-sigma uncertainty in Xposn_max (EXposnm) (Note 3)   (stat.error;pos.cartesian.x)
  YposnMax pix Y-pixel coordinate of the component peak brightness in the subtile (Yposn_max) (pos.cartesian.y;instr.det)
  e_YposnMax pix (n) 1-sigma uncertainty in Yposn_max (EYposnm) (Note 3)   (stat.error;pos.cartesian.y)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  MajImgPlane arcsec (n) Major axis of the component fit in the image plane (Majimgp) (Note 3)   (phys.angSize)
  e_MajImgPlane arcsec (n) 1-sigma uncertainty in Majimgplane (EMajimg) (Note 3)   (stat.error)
  MinImgPlane arcsec (n) Minor axis of the component fit in the image plane (Minimgp) (phys.angSize;src)
  e_MinImgPlane arcsec (n) 1-sigma uncertainty in Minimgplane (EMinimg) (Note 3)   (stat.error)
  PAImgPlane deg (n) Position angle of the component fit in the image plane (PAimgpl) (Note 3)   (pos.posAng;meta.modelled)
  e_PAImgPlane deg (n) 1-sigma uncertainty in PAimgplane (EPAimg_) (Note 3)   (stat.error)
  DCMaj arcsec (n) Major axis of the component fit after deconvolution from the VLASS beam (DC_Maj) (Note 3)   (phys.angSize)
  e_DCMaj arcsec (n) 1-sigma uncertainty in DC_Maj (EDCMaj) (Note 3)   (stat.error)
  DCMin arcsec (n) Minor axis of the component fit after deconvolution from the VLASS beam (DC_Min) (Note 3)   (phys.angSize;src)
  e_DCMin arcsec (n) 1-sigma uncertainty in DC_Min (EDCMin) (Note 3)   (stat.error)
  DCPA deg (n) Position angle of the component fit after deconvolution from the VLASS beam (DC_PA) (Note 3)   (pos.posAng;meta.modelled)
  e_DCPA deg (n) 1-sigma uncertainty in DC_PA (EDCPA) (Note 3)   (stat.error)
  DCMajImgPlane arcsec (n) Major axis of the component fit in the image plane after deconvolution from the VLASS beam (DCMajim) (Note 3)   (phys.angSize)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_DCMajImgPlane arcsec (n) 1-sigma uncertainty in DCMajimg_plane (EDCMaj_) (Note 3)   (stat.error)
  DCMinImgPlane arcsec (n) Minor axis of the component fit in the image plane after deconvolution from the VLASS beam (DCMinim) (Note 3)   (phys.angSize;src)
  e_DCMinImgPlane arcsec (n) 1-sigma uncertainty in DCMinimg_plane (EDCMin_) (Note 3)   (stat.error)
  DCPAImgPlane deg (n) Position angle of the component fit in the image plane after deconvolution from the VLASS beam (DCPAimg) (Note 3)   (pos.posAng;meta.modelled)
  e_DCPAImgPlane deg (n) 1-sigma uncertainty in DCPAimg_plane (EDCPA_i) (stat.error)
  Tile (char) VLASS tile (Tile) (Note 5)   (obs.field)
  Subtile (char) Name of the Subtile the component was detected in (Subtile) (obs.field)
  RASdeg deg Right Ascension (J2000) of the Subtile (QLimage) (pos.eq.ra)
  DESdeg deg Declination (J2000) of the Subtile (QLimage) (pos.eq.dec)
  NVSSdist arcsec Angular separation from the nearest NVSS source (NVSS_dist) (Note 6)   (pos.angDistance)
  FIRSTdist arcsec Angular separation from the nearest FIRST source (FIRST_dis) (Note 7)   (pos.angDistance)
  PeakToRing  (n) Ratio of maximum brightness within 5" of the component to the maximum brightness in an annulus centred on the component with inner and outer radii of 5" and 10" (Peaktor) (Note 8)   (phot.flux;arith.ratio)
  DupFlag   [0/2] Flag to identify duplicate detections (Duplicate) (Note 9)   (meta.code)
  QualFlag   [0/7] Flag to denote the Quality of the detection (Quality_f) (Note 10)   (meta.code.qual)
  NNdist arcsec (n) Angular separation from nearest other fitted component in the catalog after accounting for duplicates (NN_dist) (Note 3)   (pos.angDistance)
  BMaj arcsec Major axis of the VLASS beam (BMAJ) (phys.angSize)
  BMin arcsec Minor axis of the VLASS beam (BMIN) (phys.angSize;src)
  BPA deg (n) [-90/90] Position angle of the VLASS beam (BPA) (pos.posAng;instr.beam)
  MainSample   [0/1] Part of the main sample used for the scientific analyses presented in the paper (main_samp) (Note 11)   (meta.code)
  QLcutout (char) Link to a 3 arcminute square cutout of the component (QL_cutout) (meta.ref.url)

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