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VizieR

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J/AJ/140/266/table1 NGC 1333 X-ray luminous YSOs properties (Winston+, 2010)
NGC 1333: Chandra X-ray source photometry (180 rows)
  recno=54
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ColumnValue  Explain   (UCD)
_RAJ200003 28 54.1100 "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+31 20 20.410 "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)
_RAB195003 25 48.4833 "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+31 10 01.382 "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)
_Glon158.2722773 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-20.5189492 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)
54recno 54  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Seq 59  (i) Sequential number <[WMW2010] NNN> in Simbad (meta.record)

M   M indicates more IR/spectroscopy for this source in the other tables (meta.ref.url)

RAJ200003 28 54.11 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+31 20 20.41 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
RawCt 10 ct Raw counts (phot.count;em.X-ray)
NCt 7.93 ct Net Counts, background subtracted and aperture corrected from raw counts (phot.count;em.X-ray)
NH  10+22cm-2 Hydrogen column density (phys.columnDensity)
e_NH  10+22cm-2 rms uncertainty on NH (stat.error)
kT  keV Plasma temperature (phys.temperature)
e_kT  keV rms uncertainty on kT (stat.error;phys.energy)
FluxA  [mW/m2] Absorbed X-ray flux (phot.flux;em.X-ray)
FluxU  [mW/m2] Total unabsorbed X-ray flux (phot.flux;em.X-ray)
chi2    chi2 value (stat.fit.chi2)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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