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VizieR

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VIII/13/catalog A new catalog of 53522 4.85GHz sources (Becker+ 1991)
The catalogue of radio sources (53522 rows)
  recno=7550
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ColumnValue  Explain   (UCD)
_RAJ200003 08 26.267 "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+04 06 48.33 "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)
_RAB195003 05 49.101 "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+03 55 22.00 "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)
_Glon174.855795 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-44.511470 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)
7550recno 7550  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Name0305+0355  6-cm Name, constructed from position HHMM+DDSS, with A or B added at end if needed to make name unique (meta.id;meta.main)
RAB195003 05 49.1 "h:m:s" (i) Right Ascension B1950 (hours) (pos.eq.ra;meta.main)
DEB1950+03 55 22 "d:m:s" (i) Declination B1950 (degrees) (pos.eq.dec;meta.main)
Flux 3450 mJy Flux density at 4.85GHz (mJy) (peak flux density for point sources, and integrated flux density for extended sources) (phot.flux.density;em.radio.3-6GHz)
extFlag    [*] "*" if source is extended, else blank (meta.code)
SpIndex-0.1   [-2/1.5] Spectral index between 4.85GHz and 0.365GHz (Note 1)   (spect.index)
n_SpIndex    [*] "*" if separation between 4.85GHz and 0.365GHz positions is greater than 100 arcsec, else blank (meta.note)
  
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