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

  12CO, 13CO, C18O survey of IRDCs (Du+, 2008)
Post annotation
1.J/ApJ/686/384/irdcPhysical parameters (table 4) and coordinates (table 1) of the IRDCs (61 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  (i) Running sequence number (;meta.main)
  MSXDC (char) Source name ( (;meta.main)
  n_MSXDC (char) [ab] Adopted peak: first (a) or second (b) (meta.note)
  GLON deg Galactic longitude coordinate (pos.galactic.lon)
  GLAT deg Galactic latitude coordinate (
  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)
  Texc K (n) Excitation temperature (Note 2)   (phys.atmol.excitation)
  Dist kpc (n) Heliocentric distance (Note 3)   (pos.distance)
  Size pc (n) Size (Note 4)   (phys.size.diameter)
  tau13  (n) 13CO optical depth (phys.absorption.opticalDepth)
  NH2.13 10+22/cm2(n) H2 column density with 13CO (Note 5)   (phys.columnDensity)
  nH2.13 cm-3 (n) H2 volume density with 13CO (Note 5)   (phys.density)
  M13 Msun (n) Mass with 13CO (Note 5)   (phys.mass)
  tau18  (n) C18O optical depth (phys.absorption.opticalDepth)
  NH218 10+22/cm2(n) H2 column density with C18O (Note 5)   (phys.columnDensity)
  nH2.18 cm-3 (n) H2 volume density with C18O (Note 5)   (phys.density)
  M18 Msun (n) Mass with C18O (Note 5)   (phys.mass)
  S06  Display the corresponding MSX IRDC dark cloud candidates from Simon et al., 2006, Cat. J/ApJ/639/227 (meta.ref.url)

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