VizieR

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

VizieR

  
J/AJ/170/74
  N2H+ & CCS abundances in HII star forming regions (Chen+, 2025)
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2025AJ....170...74C
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1.J/AJ/170/74/table4Derived parameters of CCS and N2H+ in our UC HII sample (88 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)
  Name (char) (i) UC HII object name (meta.id;meta.main)
  tau-N2H+  (n) [0.03/5.24] Optical depth, {tau}, N2H+ (phys.absorption.opticalDepth)
  e_tau-N2H+  (n) [0.04/0.41] Uncertainty in tau-N2H+ (stat.error;phys.absorption.opticalDepth)
  Tex-N2H+ K (n) [2.99/19.02] Excitation temperature, N2H+ (phys.atmol.excitation)
  e_Tex-N2H+ K (n) [0.07/7.53] Uncertainty in Tex-N2H (stat.error)
  N-N2H+ 10+13cm-2(n) [0.2/24.08] Column density, N2H+ (phys.columnDensity)
  e_N-N2H+ 10+13cm-2(n) [0.1/2.84] Uncertainty in N-N2H+ (stat.error;phys.columnDensity)
  Trot-CCS K (n) [4.88/24.65] Rotational temperature, CCS (phys.temperature;phys.mol.rotation)
  e_Trot-CCS K (n) [0.59/17.7] Uncertainty in Trot-CCS (stat.error;phys.temperature;phys.mol.rotation)
  f_Trot-CCS (char) Flag on Trot-CCS (Note 1)   (meta.code;phys.temperature;phys.mol.rotation)
  N-CCS 10+11cm-2(n) [0.85/16.6] Column density, CCS (phys.columnDensity)
  e_N-CCS 10+11cm-2(n) [0.21/2.41] Uncertainty in N-CCS (stat.error;phys.columnDensity)
  f_N-CCS (char) Flag on N-CCS (Note 1)   (meta.code;phys.columnDensity)
  NRatio  (n) [13.39/375.03] Column density Ratio, N(N2H+)/N(CCS) (phys.density;arith.ratio)
  e_NRatio  (n) [2.78/97.66] Uncertainty in NRatio (stat.error;phys.density;arith.ratio)

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