VizieR

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

VizieR

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I/313/lqrf LQRF: Large Quasar Reference Frame (Andrei+, 2009)
J2000 equatorial coordinates catalog (100165 rows)
  recno=13344
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ColumnValue  Explain   (UCD)
_RAJ200007 22 01.254400 "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+37 22 28.65000 "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)
_RAB195007 18 39.508320 "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+37 28 12.70542 "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)
_Glon180.938517979 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+21.770657351 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)
13344recno 13344  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200007 22 01.2544 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 22 28.650 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
e_RAJ2000 160.6 mas External RA error (RAcosDE) (stat.error;pos.eq.ra)
e_DEJ2000 136.9 mas External DE error (stat.error;pos.eq.dec)
Nr 8  Number of radio interferometry neighbor positions used to evaluate the external errors (meta.number)
Rmag17.32  Magnitude R (Note 1)   (phot.mag;em.opt.R)
z 1.630   Redshift (1) (Note 2)   (src.redshift)

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

oRA -62.5 mas Right ascension offset to the radio position counterpart (RAcosDEC) (Note 2)   (pos.eq.ra;arith.diff)
oDE 17.2 mas Declination offset to the radio position counterpart (Note 2)   (pos.eq.dec;arith.diff)
RAr07 22 01.2597 "h:m:s" Right ascension of the radio position counterpart (J2000.0) (Note 2)   (pos.eq.ra)
DEr+37 22 28.633 "d:m:s" Declination of the radio position counterpart (J2000.0) (Note 2)   (pos.eq.dec)
  
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