VizieR

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

VizieR

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J/ApJS/255/30/comp VLASS QL Ep.1 Catalog, CIRADA version (Gordon+, 2021)
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Detected components and properties (3381277 rows) 		  recno=2166215
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200015 19 41.9549112 "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+43 18 51.114888 "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)
_RAB195015 17 56.3579955 "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+43 29 38.954542 "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)
_Glon071.1875948500 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+56.0496914330 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)
2166215recno 2166215  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
CompNameVLASS1QLCIR J151941.95+431851.1  IAU name of the component, VLASS1QLCIR JHHMMSS.ss+DDMMSS.s (Component) (Note 1)   (meta.id;meta.main)
CompId 42   [-588/218] The PyBDSF ID of the component in the subtile (Component) (Note 2)   (meta.id)
IslId 57   [0/624] The PyBDSF ID of the flux island in the subtile (Isl_id) (Note 2)   (meta.id)
RAJ2000229.92481213 deg (i) [0.0/360.0] Right Ascension (J2000) (RA) (pos.eq.ra;meta.main)
DEJ2000+43.31419858 deg (i) [-40.02/89.83] Declination (J2000) (DEC) (pos.eq.dec;meta.main)
e_RAJ2000 0.00002326 deg 1-sigma uncertainty in RA (E_RA) (Note 3)   (stat.error;pos.eq.ra)
e_DEJ2000 0.00001048 deg 1-sigma uncertainty in DEC (E_DEC) (Note 3)   (stat.error;pos.eq.dec)
Ftot 2.554 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 0.215 mJy 1-sigma uncertainty in total flux (ETotalf) (Note 3)   (stat.error)
Fpeak 2.452 mJy/beam Peak brightness of the component in the S-band (2-4GHz) (Peak_flux) (Note 3)   (phot.flux.density;em.radio.1500-3000MHz)
e_Fpeak 0.117 mJy/beam 1-sigma uncertainty in peak flux (EPeakfl) (Note 3)   (stat.error)
Maj 3.3705 arcsec Major axis of the component fit (Maj) (Note 3)   (stat.fit.param;meta.modelled)
e_Maj 0.1985 arcsec 1-sigma uncertainty in Maj (E_Maj) (Note 3)   (stat.error)
Min 2.2071 arcsec Minor axis of the component fit (Min) (Note 3)   (phys.angSize;src)
e_Min 0.0858 arcsec 1-sigma uncertainty in Min (E_Min) (Note 3)   (stat.error;stat.min)
PA 82.7638 deg Position angle of the component fit (PA) (Note 3)   (pos.posAng;meta.modelled)
e_PA 5.6122 deg 1-sigma uncertainty in PA (E_PA) (Note 3)   (stat.error)
FtotIsl 2.519 mJy Integrated flux density of the entire flux island (Isl_Total) (phot.flux.density;em.radio.1500-3000MHz)
e_FtotIsl 0.227 mJy 1-sigma uncertainty in FtotIsl (EIslTot) (stat.error)
Islrms 0.120 mJy/beam Local rms noise of the flux island (Isl_rms) (stat.stdev;phot.flux.density)
Islmean 0.000 mJy/beam Mean value of the flux island (Isl_mean) (phot.flux.density;stat.mean)
ResIdIslrms 0.045 mJy/beam Local rms noise of the residual for the flux island (Resid_Isl) (Note 3)   (stat.fit.residual;phot.flux.density)
ResidIslmean 0.003 mJy/beam Mean value of the residual for the flux island (Resid_Isl) (Note 3)   (instr.det.noise)
RAMdeg229.92481213 deg Right Ascension (J2000) of the component peak brightness (RA_max) (pos.eq.ra)
DEMdeg 43.31419858 deg Declination (J2000) of the component peak brightness (DEC_max) (pos.eq.dec)
e_RAMdeg 0.00002326 deg 1-sigma uncertainty in RAMdeg (ERAmax) (Note 3)   (stat.error)
e_DEMdeg 0.00001048 deg 1-sigma uncertainty in DEMdeg (EDECmax) (Note 3)   (stat.error)
SCodeS   [SCME] Component type (S_Code) (Note 4)   (meta.code)
Xposn 1495.47232 pix X-pixel coordinate of the component in the subtile (Xposn) (pos.cartesian.x;instr.det)
e_Xposn 0.08373 pix 1-sigma uncertainty in Xposn (E_Xposn) (Note 3)   (stat.error;pos.cartesian.x)
Yposn 1191.42080 pix Y-pixel coordinate of the component in the subtile (Yposn) (pos.cartesian.y;instr.det)
e_Yposn 0.03772 pix 1-sigma uncertainty in Yposn (E_Yposn) (Note 3)   (stat.error;pos.cartesian.y)
XposnMax 1495.47232 pix X-pixel coordinate of the component peak brightness in the subtile (Xposn_max) (pos.cartesian.x;instr.det)
e_XposnMax 0.08373 pix 1-sigma uncertainty in Xposn_max (EXposnm) (Note 3)   (stat.error;pos.cartesian.x)
YposnMax1191.4208 pix Y-pixel coordinate of the component peak brightness in the subtile (Yposn_max) (pos.cartesian.y;instr.det)
e_YposnMax 0.0377 pix 1-sigma uncertainty in Yposn_max (EYposnm) (Note 3)   (stat.error;pos.cartesian.y)
MajImgPlane 3.3705 arcsec Major axis of the component fit in the image plane (Majimgp) (Note 3)   (phys.angSize)
e_MajImgPlane 0.1985 arcsec 1-sigma uncertainty in Majimgplane (EMajimg) (Note 3)   (stat.error)
MinImgPlane 2.2071 arcsec Minor axis of the component fit in the image plane (Minimgp) (phys.angSize;src)
e_MinImgPlane 0.0858 arcsec 1-sigma uncertainty in Minimgplane (EMinimg) (Note 3)   (stat.error)
PAImgPlane 82.6684 deg Position angle of the component fit in the image plane (PAimgpl) (Note 3)   (pos.posAng;meta.modelled)
e_PAImgPlane 5.6122 deg 1-sigma uncertainty in PAimgplane (EPAimg_) (Note 3)   (stat.error)
DCMaj 0.0000 arcsec Major axis of the component fit after deconvolution from the VLASS beam (DC_Maj) (Note 3)   (phys.angSize)
e_DCMaj 0.1985 arcsec 1-sigma uncertainty in DC_Maj (EDCMaj) (Note 3)   (stat.error)
DCMin 0.0000 arcsec Minor axis of the component fit after deconvolution from the VLASS beam (DC_Min) (Note 3)   (phys.angSize;src)
e_DCMin 0.0858 arcsec 1-sigma uncertainty in DC_Min (EDCMin) (Note 3)   (stat.error)
DCPA 0.0000 deg Position angle of the component fit after deconvolution from the VLASS beam (DC_PA) (Note 3)   (pos.posAng;meta.modelled)
e_DCPA 5.6122 deg 1-sigma uncertainty in DC_PA (EDCPA) (Note 3)   (stat.error)
DCMajImgPlane 0.0000 arcsec Major axis of the component fit in the image plane after deconvolution from the VLASS beam (DCMajim) (Note 3)   (phys.angSize)
e_DCMajImgPlane 0.1985 arcsec 1-sigma uncertainty in DCMajimg_plane (EDCMaj_) (Note 3)   (stat.error)
DCMinImgPlane 0.0000 arcsec Minor axis of the component fit in the image plane after deconvolution from the VLASS beam (DCMinim) (Note 3)   (phys.angSize;src)
e_DCMinImgPlane 0.0858 arcsec 1-sigma uncertainty in DCMinimg_plane (EDCMin_) (Note 3)   (stat.error)
DCPAImgPlane 0.0000 deg 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 5.6122 deg 1-sigma uncertainty in DCPAimg_plane (EDCPA_i) (stat.error)
TileT21t16  VLASS tile (Tile) (Note 5)   (obs.field)
SubtileJ151908+433000  Name of the Subtile the component was detected in (Subtile) (obs.field)
RASdeg229.78565 deg Right Ascension (J2000) of the Subtile (QLimage) (pos.eq.ra)
DESdeg 43.50000 deg Declination (J2000) of the Subtile (QLimage) (pos.eq.dec)
NVSSdist 2.84162 arcsec Angular separation from the nearest NVSS source (NVSS_dist) (Note 6)   (pos.angDistance)
FIRSTdist 0.25903 arcsec Angular separation from the nearest FIRST source (FIRST_dis) (Note 7)   (pos.angDistance)
PeakToRing 8.9410   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)
DupFlag0   [0/2] Flag to identify duplicate detections (Duplicate) (Note 9)   (meta.code)
QualFlag0   [0/7] Flag to denote the Quality of the detection (Quality_f) (Note 10)   (meta.code.qual)
NNdist 295.53000 arcsec Angular separation from nearest other fitted component in the catalog after accounting for duplicates (NN_dist) (Note 3)   (pos.angDistance)
BMaj 3.07 arcsec Major axis of the VLASS beam (BMAJ) (phys.angSize)
BMin 2.33 arcsec Minor axis of the VLASS beam (BMIN) (phys.angSize;src)
BPA 83 deg [-90/90] Position angle of the VLASS beam (BPA) (pos.posAng;instr.beam)
MainSample1   [0/1] Part of the main sample used for the scientific analyses presented in the paper (main_samp) (Note 11)   (meta.code)
QLcutouthttps://ws.cadc-ccda.hia-iha.nrc-cnrc.gc.ca/caom2ops/sync?ID=ad%3AVLASS%2FVLASS1.2.ql.T21t16.J151908%2B433000.10.2048.v1.I.iter1.image.pbcor.tt0.subim.fits&RUNID%3Dlm5ntmvx5py3ke9z&CIRCLE=229.92481213358303+43.31419857987332+0.025}}& Link to a 3 arcminute square cutout of the component (QL_cutout) (meta.ref.url)
  
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