VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/93/211
  IUE survey of H I Lyα absorption. I. (Diplas+ 1994)
ReadMe+ftp
1994ApJS...93..211D
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/93/211/table2Atomic hydrogen column densities for stars with suspected stellar Lyman-alpha contamination and/or uncertain stellar parameters (161 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  HD/BD (char) HD or BD star name (phys.abund)
  Name (char) Other name (meta.id)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  SpType (char) Spectral type (src.spType)
  Vmag mag (n) V magnitude (phot.mag;em.opt.V)
  u_Vmag (char) Uncertainty flag on Vmag (meta.code.error)
  B-V mag (n) B-V colour index (phot.color;em.opt.B;em.opt.V)
  E(B-V) mag (n) B-V colour excess (phot.color.excess)
  E2175 mag (n) 2175A Bump strength measure (phot.mag)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  r pc (n) Adopted distance (pos.distance)
  z pc (n) Stellar distance above or below the Galactic plane (pos.distance)
  log(N(HI)) [cm-2] Observed HI density column (phys.columnDensity)
  e_log(N(HI)) [cm-2] rms uncertainty on log(N(HI)) (stat.error)
  [c1]  (n) Stroemgren Balmer jump index corrected for for extinction ([c1]=c1-0.2(b-y)) (meta.code;spect.index)
  log(N(HI))s [cm-2] (n) Stellar HI density column when [c1] available (phys.columnDensity)
  log(N(HI))i [cm-2] (n) Interstellar HI density column corrected for stellar absorption (phys.columnDensity)
  Ref  Reference (Note 1)   (meta.ref;pos.frame)
  _RA.icrs deg (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs deg (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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