VizieR

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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=48440
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 49 29.86667 "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+12 30 32.0000 "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 46 49.43692 "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+12 15 39.5397 "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)
_Glon144.35200359 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-47.93350370 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)
48440recno 48440  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000027.374444 deg (i) Right ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000+12.508889 deg (i) Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
NameUGC 1282  ID from the literature (meta.id;meta.main)
r_Name1419   Reference for name, in refs.dat file (meta.ref;pos.frame)
ClA   [ABKQq] Classification of object (Note 2)   (src.class)
A    [2RX ] Summary of associations for object (Note 3)   (meta.code)
Rmag 9.4 mag Red optical magnitude (Note 4)   (phot.mag;em.opt.R)
Bmag11.7 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)
R1   [1nx-] Red optical PSF class (Note 6)   (src.class.starGalaxy)
B1   [1nx-] Blue optical PSF class (Note 6)   (src.class.starGalaxy)
z 0.017   Redshift from the literature (Note 7)   (src.redshift)
r_z1382   Reference for redshift, in refs.dat file (meta.ref;pos.frame)
XName   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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