VizieR

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VizieR

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I/313/lqrf LQRF: Large Quasar Reference Frame (Andrei+, 2009)
J2000 equatorial coordinates catalog (100165 rows)
  recno=5945
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ColumnValue  Explain   (UCD)
_RAJ200001 32 43.488533 "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)
_DEJ2000-16 54 48.56700 "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 30 17.686515 "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)
_DEB1950-17 10 11.90822 "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)
_Glon168.124181822 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-76.017700944 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)
5945recno 5945  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200001 32 43.4885 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000-16 54 48.567 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
e_RAJ2000 155.7 mas External RA error (RAcosDE) (stat.error;pos.eq.ra)
e_DEJ2000 238.8 mas External DE error (stat.error;pos.eq.dec)
Nr 9  Number of radio interferometry neighbor positions used to evaluate the external errors (meta.number)
Rmag18.15  Magnitude R (Note 1)   (phot.mag;em.opt.R)
z 1.020   Redshift (1) (Note 2)   (src.redshift)

LQACLQAC  Details from LQAC (Souchay et al. 2009, Cat. J/A+A/494/799) (meta.ref.url)

oRA 15.2 mas Right ascension offset to the radio position counterpart (RAcosDEC) (Note 2)   (pos.eq.ra;arith.diff)
oDE -45.5 mas Declination offset to the radio position counterpart (Note 2)   (pos.eq.dec;arith.diff)
RAr01 32 43.4875 "h:m:s" Right ascension of the radio position counterpart (J2000.0) (Note 2)   (pos.eq.ra)
DEr-16 54 48.521 "d:m:s" Declination of the radio position counterpart (J2000.0) (Note 2)   (pos.eq.dec)
  
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