VizieR

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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/ApJ/744/121
  Far-UV spectroscopy of T Tau stars (Yang+, 2012)
Post annotation
img(gal)
1.J/ApJ/744/121/pmsThe 91 pre-main sequence stars observations and properties (tables 1 and 2) (98 rows)

 
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)
  Seq   [1/91] Internal identification number for cross-referencing (meta.id;meta.main)
  HBC  (n) [20/612] HBC number from Herbig & Bell (1988, Cat. V/73) (meta.id.cross)
  Name (char) (i) Star name (meta.id)
  f_Name (char) [f] Abbreviated name (Note 1)   (meta.code)
  OName (char) Alternate name (meta.id)
  f_OName (char) [f] Abbreviated OName (Note 1)   (meta.code)
  RAJ2000 "h:m:s" (i) Hour of right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of declination (J2000) (pos.eq.dec;meta.main)
  Inst (char) Instrument: ACS PR130L, GHRS G160M, IUE LWR-LO, IUE SWP-LO, STIS E140M, STIS G140L (instr)
  Date "Y:M:D" (n)UT date of observation (time.epoch;obs)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  N   [1/18] Number of exposures (meta.number)
  Exp s [630/151200] Exposure time (time.duration;obs.exposure)
  PID (char) HST and IUE program ID's (meta.id;obs)
  f_PID (char) [g] g: multiple program IDs: MR381, FSCJL and UK353 (meta.code)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  Reg (char) Region (meta.id.parent)
  f_Reg (char) [I] I: Included in primary component (meta.code)
  Dist pc (n) [9.9/450] Distance (pos.distance;pos.heliocentric)
  SpT (char) MK spectral type (F2 to M8) (Note 2)   (src.spType)
  Type (char) Category (WTTS or CTTS) (src.class)
  Av mag (n) [-0.9/2.3] Interstellar extinction (phys.absorption)
  logLph [Lsun] (n) [-2.72/1.79] Log of photospheric luminosity (phys.luminosity)
  f_logLph (char) [r] r: redo (meta.code)
  logLacc [Lsun] (n) [-5.3/0.67] Log of accretion luminosity (phys.luminosity)
  logLX [10-7W] (n) [28.4/31.07] Log of X-ray (0.3-10.0keV) luminosity from literature, new Chandra and Swift observations (in erg/s) (phys.luminosity;em.X-ray)
  m_logLX (char) Component sum (meta.code.multip)
  Hb 10-17W/m2(n) [0.34/1567] Hβ line flux in 10–14erg/s/cm2 (phot.flux;em.line.Hbeta)
  CaIIK 10-17W/m2(n) [0.0128/521] CaIIK line flux in 10–14erg/s/cm2 (phot.flux;spect.line)
  Ref (char) Reference(s) (see refs.dat file) (meta.ref;pos.frame)

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