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J/A+A/614/A140/lqac4 Large Quasar Astrometric Catalogue 4, LQAC-4 (Gattano+, 2018)
4th release of the Large Quasar Astrometric Catalogue (443725 rows)
  recno=281009
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200013 21 26.578440768 "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+38 32 53.73317184 "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)
_RAB195013 19 11.166481752 "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+38 48 34.63408806 "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)
_Glon096.009216284793 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+76.968267224740 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)
281009recno 281009  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LQAC LQAC_200+038_007  (i) LQAC name given for each object based on equatorial coordinates (meta.id;meta.main)
Flag3   [3/4] Flag to recognize already recorded or new sources (Note 1)   (meta.code.error)
OName NGC 5107 UB1  Name of the quasar in the original catalog (Note 2)   (meta.id)
NatureQUASAR  Nature of the object (Note 3)   (meta.code.class)
RAOdeg200.3607504940 deg Right ascension (J2000) in original catalog (Note 4)   (pos.eq.ra)
DEOdeg 38.5482717790 deg Declination (J2000) in original catalog (Note 4)   (pos.eq.dec)
SourceGAIA  Source of the following optimized equatorial coordinates (Note 5)   (meta.code)
RAJ2000200.3607435032 deg (i) Optimized Right ascension (J2000) (Note 6)   (pos.eq.ra;meta.main)
DEJ2000+38.5482592144 deg (i) Optimized Declination (J2000) (Note 6)   (pos.eq.dec;meta.main)
e_RAJ2000 0.292 mas Uncertainity in d(alpha)xcos(delta) in Gaia DR1 (Note 7)   (stat.error;pos.eq.ra)
e_DEJ2000 0.237 mas Uncertainty in d(delta) in Gaia DR1 (Note 7)   (stat.error;pos.eq.dec)
Ref----E-----KL-  Flags indicating the presence of the quasar in the 13 catalogs belonging to the compilation (Note 8)   (meta.code)
GAIAGAIA  Flag to recognize recorded sources in GAIA-DR1 (Note 9)   (meta.code)
z 0.95267  (i) Redshift (src.redshift)
umag19.717 mag Photometric magnitude in Optical u band between 300 and 400 nm (Note 10)   (phot.mag;em.opt.U)
Bmag19.750 mag Photometric magnitude in Optical B band between 400 and 500 nm (Note 10)   (phot.mag;em.opt.B)
Gmag19.627 mag Photometric magnitude in Optical G Gaia band (phot.mag;em.opt.R)
Vmag19.260 mag Photometric magnitude in Optical V band between 500 and 600 nm (Note 10)   (phot.mag;em.opt.V)
gmag19.190 mag Photometric magnitude in Optical g band between 400 and 500 nm (Note 10)   (phot.mag;em.opt.R)
rmag18.808 mag Photometric magnitude in Optical r band between 600 and 750 nm (Note 10)   (phot.mag;em.opt.R)
imag18.872 mag Photometric magnitude in Optical i band between 750 and 1000 nm (Note 10)   (phot.mag;em.opt.I)
zmag18.721 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)
S1.4  Jy Radio flux between 750 and 1500 MHz (20cm) (phot.flux.density;em.radio.1500-3000MHz)
S2.3  Jy Radio flux between 1500 and 3000 MHz (13cm) (phot.flux.density;em.radio.1500-3000MHz)
S5.0  Jy Radio flux between 3 and 6 GHz (6cm) (phot.flux.density;em.radio.3-6GHz)
S8.4  Jy Radio flux between 6 and 12 GHz (3.6cm) (phot.flux.density;em.radio.6-12GHz)
S23  Jy Radio flux between 12 and 30 GHz (1.2cm) (phot.flux.density;em.mm.30-50GHz)
I1B 0.0   Sharp morphology index in band B (src.morph.param)
I2B 1.1   Sround morphology index in band B (src.morph.param)
I3B 1.0   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 1.1   Ground morphology index in band R (src.morph.param)
I1I 0.8   Sharp morphology index in band I (src.morph.param)
I2I 0.2   Sround morphology index in band I (src.morph.param)
I3I 0.1   Ground morphology index in band I (src.morph.param)
BMAG-24.263 mag Absolute magnitude in band B (phys.magAbs;em.opt.B)
IMAG-24.632 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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