VizieR

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VizieR

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J/MNRAS/417/2651/catalog AT20G-optical catalogue (Mahony+, 2011)
AT20G-optical catalogue (5890 rows)
  recno=2743
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ColumnValue  Explain   (UCD)
_RAJ200010 12 24.0700 "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 40 05.800 "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)
_RAB195010 10 13.7661 "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 25 14.206 "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)
_Glon271.2829803 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+15.2431207 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)
2743recno 2743  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

AT20GJ101224-374005  AT20G name (JHHMMSS+DDMMSS) (meta.id;meta.main)
n_AT20G    [ebdhlmp] AT20G flags (Note 1)   (meta.note)
RAJ200010 12 24.07 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-37 40 05.8 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
S20 80 mJy Flux density at 20GHz (phot.flux.density;em.radio.12-30GHz)
S8.4 112 mJy Flux density at 8.4GHz (phot.flux.density;em.radio.6-12GHz)
S4.8 110 mJy Flux density at 4.8GHz (phot.flux.density;em.radio.3-6GHz)
Qg   [pg] Quality flag. g: good, p:poor (meta.code.qual)
S1.4 139.9 GHz NVSS 1.4GHz flux density (phot.flux.density;em.radio.750-1500MHz)
S0.8 182.3 GHz SUMSS 0.8GHz flux density (phot.flux.density;em.radio.750-1500MHz)
RAO10 12 23.88 "h:m:s" Optical right ascension (J2000) (pos.eq.ra)
DEO-37 40 03.1 "d:m:s" Optical declination (J2000) (pos.eq.dec)
off 3.1 arcsec Offset from ATG20G source (pos;arith.diff)
Bmag16.35 mag SuperCOSMOS bJ magnitude (phot.mag;em.opt.B)
Rmag16.44 mag SuperCOSMOS rF magnitude (phot.mag;em.opt.R)
SC1   [0/4] SuperCOSMOS class based on the morphology of the optical source (1=galaxy, 2=star) (Note 2)   (src.class.starGalaxy)
f_SC    [bouc] Optical flags (Note 3)   (meta.code)
z    Redshift (src.redshift)
q_z    [12346N] Redshift measurement quality, values ≥4 are reliable (Note 4)   (meta.code.qual;src.redshift)
Type   Spectral classification (Note 5)   (src.class)
RMAG  mag Absolute R magnitude (phys.magAbs;em.opt.R)
logP20  [W/Hz] Logarithm of the K-corrected 20GHz radio luminosity (phys.luminosity;em.radio.12-30GHz)
BibCode   Reference (Note 6)   (meta.ref;pos.frame)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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