VizieR

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VizieR

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VII/238/newobs HYPERLEDA. II. Homogenized HI data (Paturel+, 2003)
New observations (Table A1) (809 rows)
  recno=454
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200010 10 04.000 "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)
_DEJ2000-12 34 53.00 "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)
_RAB195010 07 37.128 "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)
_DEB1950-12 20 06.50 "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)
_Glon253.086198 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+34.244229 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)
454recno 454  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

PGC 29579  (i) PGC number from LEDA (meta.id;meta.main)
ANameNGC 3143  Alternate name from LEDA (meta.id)
RAJ200010 10 04.00 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-12 34 53 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
VHI 3652 km/s HI heliocentric radial velocitY (spect.dopplerVeloc)
e_VHI 5 km/s rms uncertainty on VHI (stat.error)
W20 482 km/s 21-cm line width at 20% of the maximum (spect.line.width;em.radio.750-1500MHz)
e_W20 14 km/s rms uncertainty on W20 (stat.error)
W50 460 km/s 21-cm line width at 50% of the mqximuM (spect.line.width;em.radio.750-1500MHz)
e_W50 10 km/s rms uncertainty on W50 (stat.error)
FHI10.90 mJy.km/s HI flux (area of the 21-cm line) (phot.flux.density;em.line.HI;spect.line)
n_FHI    [*] indicates a Flux uncorrected for the beam-filling effect (meta.note)
e_FHI 0.90 mJy.km/s rms uncertainty on FHI (stat.error)
S/N 9.9  Signal to Noise ratio (stat.snr)
QualA   [ABCD] Quality of the line (Note 1)   (meta.code.qual;spect.line)
n_PGC*   [*] indicates a note in file notes.dat (meta.note)
NoteCONF  CONF: Confusion, see file notes.dat (meta.note)

LEDALEDA  Data from the current data-base (meta.ref.url)
  
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