VizieR

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VizieR

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J/A+A/594/A116/nhi_hpx HI4PI spectra and column density maps (HI4PI team+, 2016)
HI column densities (12582912 rows)
  recno=9786674
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ColumnValue  Explain   (UCD)
_RAJ200003 19 57.6984 "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)
_DEJ2000-81 32 47.760 "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 23 14.0992 "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)
_DEB1950-81 43 26.809 "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)
_Glon296.8065598 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-33.7339500 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)
9786674recno 9786674  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HPX 9786673  HPX index (HPXINDEX) (meta.id)
RAJ2000049.99041 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-81.54660 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
GLON296.80664 deg Galactic longitude (J2000) (pos.galactic.lon)
GLAT-33.73404 deg Galactic latitude (J2000) (pos.galactic.lat)
NHI 5.49125345124540e+20 cm-2 HI column density (phys.columnDensity)
  
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