VizieR

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VizieR

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J/MNRAS/434/956/table2 AT20G high-angular-resolution catalogue (Chhetri+, 2013)
Visibility catalogue of the AT20G survey (5890 rows)
  recno=5525
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ColumnValue  Explain   (UCD)
_RAJ200022 39 06.0000 "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)
_DEJ2000-55 25 59.200 "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)
_RAB195022 35 57.9047 "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)
_DEB1950-55 41 37.315 "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)
_Glon333.8995026 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-52.9935505 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)
5525recno 5525  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

AT20GJ223906-552559  (i) AT20G name (JHHMMSS+DDMMSS) (linked to visibilities from table3 ) (meta.id;meta.main)
RAJ200022 39 06.00 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-55 25 59.2 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
S20 152 mJy [40/28350] 20GHz flux density (phot.flux.density;em.radio.12-30GHz)
S8.6 207 mJy [5/6566] 8.6GHz flux density (phot.flux.density;em.radio.6-12GHz)
S4.8 226 mJy [3/9066] 4.8GHz flux density (phot.flux.density;em.radio.3-6GHz)
S1.4  mJy [2/113563] NVSS 1.4GHz flux density (phot.flux.density;em.radio.750-1500MHz)
S0.8 296 mJy [8/342000] SUMSS 0.8GHz flux density (phot.flux.density;em.radio.750-1500MHz)
SI1-5-0.15   [-2.1/2.3] Spectral index between 1 and 4.8GHz (spect.index)
SI1-9-0.15   [-2.0/2.1] Spectral index between 1 and 8.6GHz (spect.index)
SI1-20-0.21   [-2.1/1.6] Spectral index between 1 and 20GHz (spect.index)
SI5-9-0.15   [-2.6/2.9] Spectral index between 4.8 and 8.6GHz (spect.index)
SI5-20-0.28   [-2.3/1.9] Spectral index between 4.8 and 20GHz (spect.index)
SI9-20-0.37   [-3.0/2.5] Spectral index between 8.6 and 20GHz (spect.index)
Vis1 0.97   First 6-km visibility (Note G1)   (phot.flux;arith.ratio)
Vis2 0.99   Second 6-km visibility (Note G1)   (phot.flux;arith.ratio)
e_Vis 0.04   Total uncertainty in the 6-km visibility (stat.error)
Flag   Flags (Note 1)   (meta.code.error)

SEDSED  Plot the spectrum with SPECFIND (Vollmer et al. 2009, Cat. VIII/85) (meta.ref.url)
at20gcatat20gcat  Display the AT20G data (Murphy et al. 2010, Cat. J/MNRAS/402/2403) (meta.ref.url)
  
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