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J/A+A/624/A145/lqac5 Astrometric Catalogue 5, LQAC-5 (Souchay+, 2019)
5th release of LQAC5 (592809 rows)
  recno=525493
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ColumnValue  Explain   (UCD)
_RAJ200018 58 34.377164736 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-78 11 52.07239716 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195018 50 48.894634623 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-78 15 49.02462944 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon316.180921456915 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-26.872735015688 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)
525493recno 525493  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LQACLQAC_284-078_003  (i) LQAC name given for each object based on equatorial coordinates (meta.id;meta.main)
Flag3   [3/5] Flag to recognize already recorded or new sources (Note 1)   (meta.code.error)
ONameIRAS 18508-7815  Name of the quasar in the original catalog (Note 2)   (meta.id)
NatureQUASAR  Nature of the object (Note 3)   (meta.code.class)
RAOdeg284.6442000000 deg Right ascension (J2000) in original catalog (Note 4)   (pos.eq.ra)
DEOdeg-78.1978000000 deg Declination (J2000) in original catalog (Note 4)   (pos.eq.dec)
SourceDR2  Source of the following optimized equatorial coordinates (Note 5)   (meta.code)
RAJ2000284.6432381864 deg (i) Optimized Right ascension (J2000) (Note 6)   (pos.eq.ra;meta.main)
DEJ2000-78.1977978881 deg (i) Optimized Declination (J2000) (Note 6)   (pos.eq.dec;meta.main)
e_RAJ2000 0.034 mas Uncertainity in d(alpha)xcos(delta) in Gaia DR1 or Gaia DR2 (Note 7)   (stat.error;pos.eq.ra)
e_DEJ2000 0.044 mas Uncertainty in d(delta) in Gaia DR1 or Gaia DR2 (Note 7)   (stat.error;pos.eq.dec)
Plx -0.015 mas Parallax in Gaia DR2 (pos.parallax)
e_Plx 0.047 mas Uncertainty Parallax in Gaia DR2 (stat.error;pos.parallax)
pmRA* 0.045 mas/yr Proper Motion in Right ascension in Gaia DR2 (mualphax cos delta) (pos.pm;pos.eq.ra)
e_pmRA* 0.067 mas/yr Uncertainty in Proper Motion in Right ascension in Gaia DR2 (stat.error;pos.pm;pos.eq.ra)
pmDE -0.112 mas/yr Proper Motion in Declination in Gaia DR2 (pos.pm;pos.eq.dec)
e_pmDE 0.080 mas/yr Uncertainty in Proper Motion in Declination in Gaia DR2 (stat.error;pos.pm;pos.eq.dec)
Ref------------M  Flags indicating the presence of the quasar in the 13 catalogs belonging to the compilation (Note 8)   (meta.code)
GAIADR12  Flag to recognize recorded sources in GAIA-DR1 or/and Gaia-DR2 (Note 9)   (meta.code)
z 0.16100  (i) Redshift (src.redshift)
Gmag2 15.933 mag Photometric magnitude in Optical G Gaia band from the DR2 (phot.mag;em.opt)
BPmag 16.126 mag Photometric magnitude in Optical BP Gaia DR2 band (phot.mag;em.opt.B)
RPmag 15.322 mag Photometric magnitude in Optical RP Gaia DR2 band (phot.mag;em.opt.R)
umag  mag Photometric magnitude in Optical u band between 300 and 400 nm (Note 10)   (phot.mag;em.opt.U)
Bmag15.590 mag Photometric magnitude in Optical B band between 400 and 500nm (Note 10)   (phot.mag;em.opt.B)
Gmag115.916 mag Photometric magnitude in Optical G Gaia band from the DR1 (phot.mag;em.opt)
Vmag  mag Photometric magnitude in Optical V band between 500 and 600 nm (Note 10)   (phot.mag;em.opt.V)
gmag  mag Photometric magnitude in Optical g band between 400 and 500nm (Note 10)   (phot.mag;em.opt.R)
rmag  mag Photometric magnitude in Optical r band between 600 and 750nm (Note 10)   (phot.mag;em.opt.R)
imag  mag Photometric magnitude in Optical i band between 750 and 1000nm (Note 10)   (phot.mag;em.opt.I)
zmag  mag Photometric magnitude in Optical z band (Note 10)   (phot.mag;em.opt.I)
Jmag  mag Photometric magnitude in Infrared J band between 1000 and 1500 nm (Note 11)   (phot.mag;em.IR.J)
Kmag  mag Photometric magnitude in Infrared K band between 2000 and 3000 nm (Note 11)   (phot.mag;em.IR.K)
W1mag10.121 mag Photometric magnitude in Infrared W1 band 3.4um (Note 12)   (phot.mag;em.IR.3-4um)
W2mag 9.125 mag Photometric magnitude in Infrared W2 band 4.6um (Note 12)   (phot.mag;em.IR.4-8um)
W3mag 6.293 mag Photometric magnitude in Infrared W3 band 12um (Note 12)   (phot.flux.density;em.IR.8-15um)
W4mag 3.896 mag Photometric magnitude in Infrared W4 band 22um (Note 12)   (phot.flux.density;em.IR.15-30um)
S1.4  Jy Radio flux between 750 and 1500MHz (20cm) (phot.flux.density;em.radio.1500-3000MHz)
S2.3  Jy Radio flux between 1500 and 3000MHz (13cm) (phot.flux.density;em.radio.1500-3000MHz)
S5.0  Jy Radio flux between 3 and 6GHz (6cm) (phot.flux.density;em.radio.3-6GHz)
S8.4  Jy Radio flux between 6 and 12GHz (3.6cm) (phot.flux.density;em.radio.6-12GHz)
S23  Jy Radio flux between 12 and 30GHz (1.2cm) (phot.flux.density;em.mm.30-50GHz)
I1B    Sharp morphology index in band B (src.morph.param)
I2B    Sround morphology index in band B (src.morph.param)
I3B    Ground morphology index in band B (src.morph.param)
I1R 0.5   Sharp morphology index in band R (src.morph.param)
I2R 0.3   Sround morphology index in band R (src.morph.param)
I3R 0.2   Ground morphology index in band R (src.morph.param)
I1I 0.7   Sharp morphology index in band I (src.morph.param)
I2I 0.3   Sround morphology index in band I (src.morph.param)
I3I 0.5   Ground morphology index in band I (src.morph.param)
BMAG-24.608 mag Absolute magnitude in band B (phys.magAbs;em.opt.B)
IMAG  mag Absolute magnitude in band I (phys.magAbs;em.opt.I)
uMAG  mag Absolute magnitude in band u (phys.magAbs)
gMAG  mag Absolute magnitude in band g (phys.magAbs)
rMAG  mag Absolute magnitude in band r (phys.magAbs)
iMAG  mag Absolute magnitude in band i (phys.magAbs)
zMAG  mag Absolute magnitude in band z (phys.magAbs)
  
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