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VizieR

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VIII/97/catalog 74MHz VLA Low-frequency Sky Survey Redux (VLSSr) (Lane+, 2014)
VLSSr catalog (original column names in green) (92965 rows)
  recno=42249
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ColumnValue  Explain   (UCD)
_RAJ200009 55 52.3131 "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+69 40 47.384 "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)
_RAB195009 51 43.5961 "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+69 55 01.060 "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)
_Glon141.4094555 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+40.5667489 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)
42249recno 42249  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200009 55 52.31 "h:m:s" (i) Right ascension (J2000) (RA2000) (pos.eq.ra;meta.main)
DEJ2000+69 40 47.4 "d:m:s" (i) Declination (J2000) (DEC2000) (pos.eq.dec;meta.main)
Sp 11.78 Jy [0.2/8498] Peak intensity at 74MHz; in Jy/beam (PEAK_INT) (phot.flux.density;em.radio.20-100MHz)
e_Sp 0.09 Jy [0.05/7.1] Intensity RMS in Jy/beam (I_RMS) (stat.error;src.spType)
MajAx 0.03 deg [0.02/0.03] Major axis of deconvolved component size (MAJOR_AX) (phys.angSize)
MinAx 0.03 deg [0.02/0.03] Minor axis of deconvolved component size (MINOR_AX) (phys.angSize;src)
PA 87.48 deg [-90/90] Position angle of Major Ax (POSANGLE) (pos.posAng)
Rrms 0.17 Jy [0.02/353] Residual RMS, in Jy/beam (RES_RMS) (stat.fit.residual)
Rpk 0.75 Jy [0.05/3824] Residual peak intensity, in Jy/beam (RES_PEAK) (stat.fit.residual)
RFlx -0.01 Jy [-102/105] Residual integrated flux (RES_FLUX) (stat.fit.residual)
Xpos2126.0 pix [332/3745] X position of source on map (CENTER_X) (pos.cartesian.x;instr.det)
Ypos 765.7 pix [332/3745] Y position of source on map (CENTER_Y) (pos.cartesian.y;instr.det)
Field1000+750  Field designation (HHMM+DDd; J2000) (FIELD) (doesn't match the fields in table1) (linked to FITS image of the field) (meta.id;meta.main)
JD2456435 d [2456435] Julian Date field processed (2456435) (JD_PROCESSED) (time.epoch)

VLSS 1  Cross-match within 75" with the VLSS data (Cat. VIII/79) (meta.ref.url)
imgimg  FITS Image of the target (about 200x200 pixels for a field of view of 17'x17') (meta.ref.url)
SEDSED  Plot the spectrum with SPECFIND (Vollmer et al. 2009, Cat. VIII/85) (meta.ref.url)
  
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