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VII/238/hidat HYPERLEDA. II. Homogenized HI data (Paturel+, 2003)
Final catalog of homogenized HI data (Table 8) (16781 rows)
  recno=2187
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200002 21 53.200 "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)
_DEJ2000-20 49 23.00 "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)
_RAB195002 19 34.169 "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)
_DEB1950-21 03 02.13 "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)
_Glon200.829193 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-68.435581 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)
2187recno 2187  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

PGC 8990  (i) [2/3098573] PGC number from LEDA (meta.id;meta.main)
ANameNGC899  Alternate name from LEDA (meta.id)
RAJ200002 21 53.2 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-20 49 23 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
log(2Vm) 2.002 [km/s] Mean homogenized decimal logarithm of twice the maximum rotation velocity uncorrected for inclination, log2(VMsini) (phys.veloc.escape)
e_log(2Vm) 0.017 [km/s] Mean error on log2VM,sini (stat.error)
u_log(2Vm)0   [0/1] Uncertainty flag (1 = uncertain) (meta.code.error)
m2113.34 mag Mean homogenized 21-cm magnitude (-2.5log(0.2366F)+15.84, F in Jy*km/s) (phot.mag;em.radio.750-1500MHz)
e_m21 0.17 mag mean error on m21 (stat.error)
u_m210   [0/1] Uncertainty flag (1 = uncertain) (meta.code.error)
VHI 1563 km/s Mean homogenized HI heliocentric radial velocity (spect.dopplerVeloc)
e_VHI 12 km/s Mean error on VHI (stat.error)
u_VHI0   [0/1] Uncertainty flag (1 = uncertain) (meta.code.error)

PapIPapI  Data from Paper I (VII/237) (meta.ref.url)
LEDALEDA  Data from the current data-base (meta.ref.url)
  
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