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VizieR

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VII/273/hmq The Half Million Quasars (HMQ) catalogue (Flesch, 2015)
The Half Million Quasars catalogue (510764 rows)
  recno=130601
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200009 05 44.85380 "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)
_DEJ2000-01 39 53.6490 "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)
_RAB195009 03 12.37012 "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)
_DEB1950-01 27 51.4245 "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)
_Glon231.38811102 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+28.60468535 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)
130601recno 130601  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000136.436891 deg (i) Right ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000-01.664902 deg (i) Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
NameSDSS J090544.85-013953.6  ID from the literature (meta.id;meta.main)
r_Name 225   Reference for name, in refs.dat file (meta.ref;pos.frame)
Clq   [ABKQq] Classification of object (Note 2)   (src.class)
AX   [2RX ] Summary of associations for object (Note 3)   (meta.code)
Rmag17.7 mag Red optical magnitude (Note 4)   (phot.mag;em.opt.R)
Bmag18.2 mag Blue optical magnitude (Note 4)   (phot.mag;em.opt.B)
Comp  Comment on optical object (Note 5)   (meta.note;spect.dopplerVeloc.opt;em.opt)
R-   [1nx-] Red optical PSF class (Note 6)   (src.class.starGalaxy)
B-   [1nx-] Blue optical PSF class (Note 6)   (src.class.starGalaxy)
z 0.300   Redshift from the literature (Note 7)   (src.redshift)
r_z 611   Reference for redshift, in refs.dat file (meta.ref;pos.frame)
XName1RXS J090544.6-013953  X-ray ID, if any (Note 9)   (meta.id.assoc)
RName   Radio ID, if any (Note 9)   (meta.id.assoc)
Lobe1   Radio lobe ID or extra R/X ID, if any (Note 9)   (meta.id.assoc)
Lobe2   Radio lobe ID or extra X-ray ID, if any (Note 9)   (meta.id.assoc)
  
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