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J/ApJS/80/531/gxfluxes An X-ray catalog and atlas of galaxies. (Fabbiano+, 1992)
Flux Density Info for the EINSTEIN Galaxy Catalog (448 rows)
  recno=296
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ColumnValue  Explain   (UCD)
_RAJ200012 34 27.37 "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+02 11 10.3 "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)
_RAB195012 31 54.00 "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+02 27 42.0 "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)
_Glon292.95326 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+64.72841 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)
296recno 296  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameN4536  (i) Name of the object (NGC, IC, UGC number) (meta.id;meta.main)
note    [ a-e] Flag indicating ending note (Note 1)   (meta.note)
RAB195012 31 54 "h:m:s" (i) Right Ascension (B1950) (hour) (pos.eq.ra;meta.main)
DEB1950+02 27 42 "d:m:s" (i) Declination (B1950) (deg) (pos.eq.dec;meta.main)
instrI   [IH] Instrument used (Note 2)   (meta.id;instr)
seqno 9134  Observation sequence number (Note 3)   (meta.id)
Bmag10.44 mag Apparent B magnitude (Note 4)   (phot.mag;em.opt.B)
type 5  T-type following RC2 (Note 5)   (src.morph.type)
RA_X12 31 57 "h:m:s" Right Ascension (B1950) (hour) (Note 6)   (pos.eq.ra)
DE_X+02 28 00 "d:m:s" Declination (B1950) (deg) (Note)   (pos.eq.dec)
radius 210 arcsec Size of aperture for flux extraction (phys.angSize;src)
l_counts   Flagged '<' if counts is an upper limit (Note 7)   (meta.code.error)
counts 63.87 ct Total counts from EINSTEIN observation (Note 7)   (phot.count;em.X-ray)
e_counts 12.9 ct Error on count total (Note 7)   (stat.error)
l_crate    [ <] '<' if count rate is upper limit (Note 8)   (meta.code.error)
crate 17.32 ct/ks Count-rate from EINSTEIN observation (Note 8)   (phot.count;em.X-ray)
l_FluxX    [ <] '<' if flux is an upper limit (Note 9)   (meta.code.error)
FluxX 5.90 10-16W/m2 X-ray flux (Note 9)   (phot.flux;em.X-ray)
dist 21.400 Mpc Assumed distance in Megaparsecs (Note 10)   (pos.distance)
l_logLx    [ <] '<' if luminosity is upper limit (Note 11)   (meta.code.error)
logLx40.51 [10-7W] Log of the X-ray luminosity (Note 11)   (phys.luminosity;em.X-ray)
  
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