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J/ApJS/143/1/table4 FIRST-APM Source Catalog (McMahon+, 2002)
FIRST-APM Source Catalog (496791 rows)
  recno=399584
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ColumnValue  Explain   (UCD)
_RAJ200008 10 58.51500 "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 07 33.6700 "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)
_RAB195008 07 54.51488 "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 16 29.9186 "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)
_Glon194.10425495 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+28.81059830 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)
399584recno 399584  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200008 10 58.515 "h:m:s" (i) Radio hour of Right Ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000+28 07 33.67 "d:m:s" (i) Radio degree of Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
oRA -2.49 arcsec Right Ascension offset to the optical object (pos.eq.ra;arith.diff)
oDE 11.67 arcsec Declination offset to the optical object (pos.eq.dec;arith.diff)
Sep11.93 arcsec Radius to the optical object (pos.angDistance)
Eclass 1  APM classification on E (red) plate (Note 2)   (meta.code.class)
Epsf 3.56  APM psf parameter on E (red) plate (Note 3)   (src.class.starGalaxy)
Emag 13.16 mag E (red) plate magnitude (1) (Note 4)   (phot.mag;em.opt.R)
Oclass-1  APM classification on O (blue) plate (Note 2)   (meta.code.class)
Opsf 1.32  APM psf parameter on O (blue) plate (Note 3)   (src.class.starGalaxy)
Omag 14.79 mag O (blue) plate magnitude (1) (Note 4)   (phot.mag;em.opt.B)
O-E 1.63 mag The (O-E) plate color (Note 5)   (phot.color;em.opt.B;em.opt.R)
Plate 1351   Number of POSS-I plate (meta.number)
Fpeak 3.37 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 1.4 arcsec FIRST source deconvolved major axis (6) (Note 7)   (phys.angSize)
Fmin -1.9 arcsec FIRST source deconvolved minor axis (6) (Note 7)   (phys.angSize)
FPA139.9 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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