VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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J/ApJ/737/45/table1 Variable 1.4GHz radio sources from NVSS and FIRST (Ofek+, 2011)
Observing times of NVSS sources (1773484 rows)
  recno=334427
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ColumnValue  Explain   (UCD)
_RAJ200000 37 23.76000 "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)
_DEJ2000-19 04 32.2000 "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)
_RAB195000 34 53.64803 "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)
_DEB1950-19 21 01.9395 "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)
_Glon100.36890463 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-81.32565851 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)
334427recno 334427  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000009.349000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000-19.075611 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
Sp 64.90 mJy 1.4GHz peak flux (phot.flux.density;em.radio.750-1500MHz)
e_Sp 2.40 mJy The rms in PFlux (stat.error;src.spType)
Nobs 3  Number of observations (meta.number)
t2449255.806 d Mean Julian day of the observation (Note 1)   (time.epoch;obs;stat.mean)
dt 3.000 d Time span of the observations (Note)   (time.interval)

NVSSNVSS  Cross-match with NVSS (Cat. VIII/65) within 1" (meta.ref.url)
  
elapse time 1

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Rules of usage of VizieR data

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