VizieR

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

VizieR

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J/MNRAS/519/5723
  Faraday RM GRID of the LoTSS survey DR2 (O'Sullivan+, 2023)
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2023MNRAS.519.5723O
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Post annotation 		img(gal)
1.J/MNRAS/519/5723/rmcat*The final LoTSS RM Grid catalogue of polarized components (Note) (2461 rows)

Simple ConstraintList Of Constraints
 
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)
  ID  The unique identifier for each polarized component (cat_id) (meta.id;meta.main)
  RAJ2000 deg (i) Right Ascension of the polarized component (J2000) (ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination of the polarized component (J2000) (dec) (pos.eq.dec;meta.main)
  RM rad/m2 Faraday rotation measure value at peak of Faraday dispersion function excluding sources due to instrumental polarization as seen in section 2.2 (rm) (phys.polarization.rotMeasure)
  e_RM rad/m2 Uncertainty in the peak RM including some systematic errors (rm_err) (stat.error)
  errRM rad/m2 Uncertainty in the peak RM value based only on the signal-to-noise ratio (rmerrsnr) (stat.value;stat.max)
  PIlin Jy/beam Linear polarization intensity at the reference frequency after correction for polarization bias (polint) (phot.flux.density)
  e_PIlin Jy/beam Uncertainty in the linear polarization intensity (polint_err) (stat.error)
  FracP  Fractional linear polarization of the polarized component (fracpol) (phot.flux.density;arith.ratio;em.radio.100-200MHz)
  e_FracP  Uncertainty in the fractional linear polarization (fracpol_err) (stat.error)

ALL cols		    
 (i)indexed column
  I Jy/beam Total intensity at the position of the polarized component (stokesI) (phys.polarization.stokes)
  e_I Jy/beam Uncertainty in the total intensity (stokesI_err) (stat.error)
  FPlin Hz Reference frequency for the linear polarization quantities (reffreq_pol) (em.freq)
  Ftot Hz Reference frequency for the total intensity values (reffreq_I) (em.freq)
  FWHM rad/m2 Full width at half maximum of the RMSF rotation measure spread function (rmsf_fwhm) (phys.polarization.rotMeasure)
  Field (char) LoTSS sky are field name (field) (meta.id)
  Xpos pix The x-pixel coordinate within an individual LoTSS field ranging from 0 to 3200 for a pixel width of 4.5 arcsec (x) (pos.cartesian.x;instr.plate)
  Ypos pix The y-pixel coordinate within an individual LoTSS field, ranging from 0 to 3200 for a pixel height of 4.5 arcsec (y) (pos.cartesian.y;instr.plate)
  snrMAD  SNR of polarization intensity computed with MAD median absolute deviation of RM values (snrRMtoolsMAD) (stat.snr)
  Ang deg Electric vector polarization angle (angle) (pos.posAng;phys.polarization)
  RANdeg deg (n) Right Ascension from NVSS Condon et al. 1998AJ....115.1693C, Cat.VIII/65 (RA_NVSS) (J2000) (RA_NVSS) (Note 5)   (pos.eq.ra)
  DENdeg deg (n) Declination from NVSS Condon et al. 1998AJ....115.1693C, Cat. VIII/65 of the (J2000) (DEC_NVSS) (Note 5)   (pos.eq.dec)
  NVSSRM rad/m2 (n) Faraday rotation measure value taken from NVSS Condon et al. 1998AJ....115.1693C, Cat.VIII/65 (NVSS_RM) (phys.polarization.rotMeasure)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_NVSSRM rad/m2 (n) The 1{sigma} error of NVSSRM (NVSSRMerr) (stat.error)
  INVSS mJy (n) Integrated Stokes I parameter flux density from NVSS Condon et al. 1998AJ....115.1693C, Cat. VIII/65 (I_NVSS) (phot.flux.density;em.radio.750-1500MHz)
  PkNVSS mJy (n) Average peak polarized intensity from NVSS Condon et al. 1998AJ....115.1693C, Cat. VIII/65 (P_NVSS) (phot.flux.density;em.radio.750-1500MHz)
  mNVSS mJy (n) Percent polarization as ratio of peak polarized intensity to peak Stokes I from NVSS Condon et al. 1998AJ....115.1693C, Cat. VIII/65 (PI_NVSS) (phot.flux.density;arith.ratio;em.radio.750-1500MHz)
  Sep arcsec (n) Angular separation between LOFAR and NVSS positions (Separation_NVSS) (pos.angDistance)
  GLON deg Galactic Longitude of the polarized component (l) (pos.galactic.lon)
  GLAT deg Galactic Latitude of the polarized component (b) (pos.galactic.lat)
  RRM rad/m2 The residual RM after subtraction of the Galactic RM as RM-GRM usefull when RM is dominated by GRM (RRM) (phys.polarization.rotMeasure)
  GRM rad/m2 The Galactic RM (GRM) (phys.polarization.rotMeasure)
  e_GRM rad/m2 Error of GRM (GRMerr) (stat.error)
  LGZ arcsec (n) Largest angular size estimated from visual inspection (LGZ_Size) (phys.angSize;stat.max)
  rmag mag (n) Optical r band magnitude from Optical identification with LEGACY optical (MAG_R) (phot.mag;em.opt.R)
  W1mag mag (n) The Wise W1 infrared magnitude (MAG_W1) (phot.mag;em.IR.3-4um)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  W2mag mag (n) The Wise W2 infrared magnitude (MAG_W2) (phot.mag;em.IR.4-8um)
  zph  (n) Photometric redshift of the host galaxies (zphot) (Note 6)   (src.redshift)
  e_zph  (n) Error of zph (zphot_err) (stat.error)
  ErrPos  Positional uncertainty (pos_err) (stat.error;pos)
  RAgh h (n) Right ascension of the host galaxy (J2000) (lgz_ra) (pos.eq.ra)
  RAgm min (n) Right ascension of the host galaxy (J2000) (lgz_ra) (pos.eq.ra)
  RAgs s (n) Right Ascension of the host galaxy (J2000) (lgz_ra) (pos.eq.ra)
  DEg- (char) Declination sign of the host galaxy (J2000) (lgz_ra) (pos.eq.dec)
  DEgd deg (n) Declination of the host galaxy (J2000) (lgz_ra) (pos.eq.dec)
  DEgm arcmin (n) Declination of the host galaxy (J2000) (lgz_ra) (pos.eq.dec)
  DEgs arcsec (n) Declination of the host galaxy (J2000) (lgz_ra) (pos.eq.dec)
  f_zbest  (n) A value of 0/1 corresponds to a photometric/spectroscopic redshift in zbest (photspecz_best) (meta.code)
  RAgdeg deg (n) Right ascension of the host galaxy (lgzradeg) (pos.eq.ra)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  DEgdeg deg (n) Declination of the host galaxy (lgzdecdeg) (pos.eq.dec)
  zbest  (n) Redshift of host galaxy spectroscopic if available otherwise photometric (z_best) (src.redshift.phot)
  PIori Jy/beam The original polarized intensity from selection of candidate sources as described in section 2.2 (p_orig) (phot.flux.density)
  SNRori  The signal-to-noise ratio in polarization from original selection of candidate sources (snr_orig) (stat.snr;phys.polarization)
  Phimax deg (n) The maximum observed polarization angle (phi_max) (pos.posAng;phys.polarization)
  Nbr  The number of images used for RM measures (num) (meta.number)
  RMmed rad/m2 Median value of faraday rotation measure (medRM) (phys.polarization.rotMeasure;stat.median)
  RMmad rad/m2 The median absolute deviation of RM values (madRM) (phys.polarization.rotMeasure)
  FrPmed  Median of fractional linear polarization values (medfpol) (phot.flux.density;arith.ratio;em.radio.100-200MHz)
  FrPmad  The median absolute deviation of fractional linear polarization values (madfpol) (phot.flux.density;arith.ratio;em.radio.100-200MHz)
  RAcdeg deg Right ascension of the centre of the field (J2000) (ra_centre) (pos.eq.ra)
  DEcdeg deg Declination of the centre of the field (J2000) (dec_centre) (pos.eq.dec)
  BeamD deg (n) Distance of the polarized component from the centre of the field (beamdist) (pos.angDistance)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  BibCode (char) The bibcode of this study (catalog_name) (meta.bib.bibcode)
  Stokes (char) Stokes parameter complex U flag which is always used (complex_flag) (meta.code)
  Method (char) The method used as RM synthesis technique was applied on the Q and U images using pyrmsynth which is always used (rm_method) (meta.code)
  Iono (char) Flag indicates RM-extract for ionosphere RM correction is desirable since the error are dominated by this residual errors (ionosphere) (meta.code)
  Nc  Number of components in source extraction which is always one (Ncomp) (meta.number)
  BibBias (char) The BibCode for polarized intensity image corrected of polarization bias as George et al. 2012PASA...29..214G (pol_bias) (meta.bib.bibcode)
  FType (char) Flux type which is always a peak (flux_type) (meta.code)
  Bmaj deg The beam major axis (beam_maj) (Note 7)   (phys.angSize;instr.beam)
  Bmin deg The beam minor axis (beam_min) (Note 7)   (phys.angSize;instr.beam)
  BPA deg The beam position angle axis (beam_pa) (Note 7)   (pos.posAng;instr.beam)
  MinFreq Hz LoTSS-DR2 observational minimum frequency is 120 MHz (minfreq) (em.freq;stat.min)
  MaxFreq Hz LoTSS-DR2 observational maximum frequency is 168 MHz (maxfreq) (em.freq;stat.max)
  BWidth Hz The channel image bandwidth is 97.6 kHz (channelwidth) (instr.bandwidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Nchan  The number of Stokes Q and U image planes or channels used in RM synthesis (Nchan) (meta.number)
  Noise Jy/beam The median noise of the Stokes Q and U image planes (noise_chan) (phys.polarization.stokes;stat.median)
  Inst (char) Telescope used is LOFAR (telescope) (meta.id;instr.tel)
  Time s Integrated time of observation is 28800 (int_time) (time.expo)
  MJD d The MJD for the observation of the corresponding LoTSS field (epoch) (Note 1)   (time.epoch)
  dT d Observational time interval (obs_interval) (Note 2)   (time.interval)
  Leak  Instrumental leakage estimate (leakage) (Note 3)   (instr.det.noise)
  Ref (char) The BibCode of reference literature of LOFAR two-metre sky survey V. DR2 from Shimwell et al. 2022A&A...659A...1S, Cat. J/A+A/659/A1 (dataref) (meta.bib.bibcode)
  LDR2 (char) The radio name of the source designation as ILTJHHMMSS.ss+DDMMSS.s from LoTSS-DR2 of Shimwell et al. 2022A&A...659A...1S, Cat. J/A+A/659/A1 (SourcenameDR2) (meta.id.assoc)
  RADR2deg  (n) Right ascension from PyBDSF or combination of PyBDSF components of LoTSS-DR2 (J2000) (RA_DR2) (pos.eq.ra)
  DEDR2deg  (n) Declination from PyBDSF or combination of PyBDSF components of LoTSS-DR2 (J2000) (DEC_DR2) (pos.eq.dec)
  e_RADR2deg  (n) RMS uncertainty on RADR2deg errors estimated by PyBDSF where only fitting uncertainties are included (ERADR2) (stat.error)
  e_DEDR2deg  (n) RMS uncertainty on DEDR2deg errors estimated by PyBDSF where only fitting uncertainties are included (EDECDR2) (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  SpeakTot Jy (n) The total integrated Stokes I flux density of the source at the reference frequency from LoTSS-DR2 (TotalfluxDR2) (phot.flux.density;em.radio.100-200MHz)
  e_SpeakTot Jy (n) The 1-sigma error on SpeakTot (ETotalflux_DR2) (stat.error)
  MajDR2 arcsec (n) Major axis size of the source from LoTSS-DR2 (Maj_DR2) (phys.angSize)
  MinDR2 arcsec (n) Minor axis size of the source from LoTSS-DR2 (Min_DR2) (phys.angSize;src)
  PADR2 deg (n) Position angle of the source from LoTSS-DR2 (PA_DR2) (pos.posAng)
  L144 W/Hz (n) Estimate of the luminosity at 144 MHz (L144) (phys.luminosity;em.radio.100-200MHz)
  Size kpc (n) Estimate of the projected largest linear size (linearsize_kpc) (phys.size;stat.max)
  RRM1d  The RRM after subtraction of the average GRM with a disc of diameter 1° (RRM2022_1deg) (Note 4)   (phys.polarization.rotMeasure)
  GRM1d  The average GRM with a disc of diameter 1° (GRM2022_1deg) (phys.polarization.rotMeasure)
  e_GRM1d  The uncertainty in the average GRM1d (GRMerr2022_1deg) (stat.error)
  Blazar (char) Name designation as 5BZU/Q/G/B JHHMM+DDMM from ROMA-BZCAT of Massaro et al. 2015Ap&SS.357...75M, Cat. VII/274 (bzcat_name) (meta.id.assoc)
  Duncan21  (n)Display the LoTSS Deep Fields DR1 of Duncan et al. 2021A&A...648A...4D, Cat. J/A+A/648/A4 (meta.ref.url)
  Shimwell19  (n)Display the LoTSS-DR1 source catalog of Shimwell et al. 2019A&A...622A...1S, Cat. J/A+A/622/A1 (meta.ref.url)
  Shimwell17  (n)Display the LoTSS PDR 120-168MHz sources of Shimwell et al. 2017A&A...598A.104S, Cat. J/A+A/598/A104 (meta.ref.url)
  NVSS  Display the NVSS rotation measure catalog of Taylor et al. 2009ApJ...702.1230T, Cat. J/ApJ/702/1230 (meta.ref.url)

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