VizieR

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VizieR

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J/ApJS/143/1/table4 FIRST-APM Source Catalog (McMahon+, 2002)
FIRST-APM Source Catalog (496791 rows)
  recno=393593
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ColumnValue  Explain   (UCD)
_RAJ200011 26 22.70300 "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+28 26 35.8500 "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)
_RAB195011 23 43.41648 "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+28 43 06.0771 "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)
_Glon203.97758149 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+71.16553079 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)
393593recno 393593  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200011 26 22.703 "h:m:s" (i) Radio hour of Right Ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000+28 26 35.85 "d:m:s" (i) Radio degree of Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
oRA -1.45 arcsec Right Ascension offset to the optical object (pos.eq.ra;arith.diff)
oDE 1.33 arcsec Declination offset to the optical object (pos.eq.dec;arith.diff)
Sep 1.97 arcsec Radius to the optical object (pos.angDistance)
Eclass 2  APM classification on E (red) plate (Note 2)   (meta.code.class)
Epsf 3.84  APM psf parameter on E (red) plate (Note 3)   (src.class.starGalaxy)
Emag 19.55 mag E (red) plate magnitude (1) (Note 4)   (phot.mag;em.opt.R)
Oclass 0  APM classification on O (blue) plate (Note 2)   (meta.code.class)
Opsf 0.00  APM psf parameter on O (blue) plate (Note 3)   (src.class.starGalaxy)
Omag-22.44 mag O (blue) plate magnitude (1) (Note 4)   (phot.mag;em.opt.B)
O-E -9.99 mag The (O-E) plate color (Note 5)   (phot.color;em.opt.B;em.opt.R)
Plate 99   Number of POSS-I plate (meta.number)
Fpeak 2.87 mJy FIRST peak radio flux density at 1.4GHz (Note 6)   (phot.flux.density;em.radio.750-1500MHz)
Fint 3.25 mJy FIRST integrated radio flux density (Note 6)   (phot.flux.density;em.radio.750-1500MHz)
Fmaj 2.9 arcsec FIRST source deconvolved major axis (6) (Note 7)   (phys.angSize)
Fmin 0.3 arcsec FIRST source deconvolved minor axis (6) (Note 7)   (phys.angSize)
FPA 11.9 deg FIRST position angle (Note 6)   (pos.posAng)

APMAPM  Link to APM (North) data (meta.ref)
FIRSTFIRST  Link to FIRST data (meta.ref)
  
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