InterStellar Abundances

Uncritical compilation of observed atomic and molecular abundances in various interstellar environments gathered from the litterature

All species

  • C3H+ ( C3H+ )
  • C2 ( C2 )
  • OH ( OH )
  • H2O ( H2O )
  • CO ( CO )
  • HCO+ ( HCO+ )
  • H2CO ( H2CO )
  • CH3O ( CH3O )
  • CH3OH ( CH4O )
  • HCOOH ( CH2O2 )
  • CCO ( C2O )
  • H2CCO ( C2H2O )
  • CH3CHO ( C2H4O )
  • C3O ( C3O )
  • HCCCHO ( HCCCHO )
  • CH ( CH )
  • CCH ( C2H )
  • c-C3H ( C3H )
  • l-C3H ( HC3 )
  • c-C3H2 ( C3H2 )
  • l-C3H2 ( H2C3 )
  • CH3CCH ( C3H4 )
  • CH3CHCH2 ( C3H6 )
  • C4H ( C4H )
  • C4H- ( C4H- )
  • C4H2 ( C4H2 )
  • C5H ( C5H )
  • CH3C4H ( CH3C4H )
  • C6H ( C6H )
  • C6H- ( C6H- )
  • C6H2 ( C6H2 )
  • C8H ( C8H )
  • C8H- ( C8H- )
  • CH3C6H ( CH3C6H )
  • OCS ( OCS )
  • NH3 ( NH3 )
  • N2H+ ( N2H+ )
  • CN ( CN )
  • HCN ( HCN )
  • HNC ( HNC )
  • H2CN ( H2CN )
  • HCNH+ ( HCNH+ )
  • H2CCN ( C2H2N )
  • CH3CN ( C2H3N )
  • CH2CHCN ( C3H3N )
  • C3N ( C3N )
  • HC3N ( HC3N )
  • HCCNC ( HC2NC )
  • HNCCC ( HNC3 )
  • HC3NH+ ( C3H2N+ )
  • CH3C3N ( CH3C3N )
  • CH2CCHCN ( CH2CCHCN )
  • C5N ( C5N )
  • HC5N ( HC5N )
  • CH3C5N ( CH3C5N )
  • HC7N ( HC7N )
  • HC9N ( HC9N )
  • HC11N ( HC11N )
  • NO ( NO )
  • HNCO ( CHNO )
  • HCNO ( HCNO )
  • HOCN ( HOCN )
  • H2S ( H2S )
  • CS ( CS )
  • CS+ ( CS+ )
  • H2CS ( H2CS )
  • CCS ( C2S )
  • C3S ( C3S )
  • SO ( SO )
  • SO2 ( SO2 )
  • HCS+ ( HCS+ )
  • o-C4H2 ( o-C4H2 )
  • p-C4H2 ( p-C4H2 )
  • CH3SH ( CH3SH )
  • c-C3HD ( c-C3HD )

Sources

  • Horsehead PDR
  • ζ Oph
  • TMC1-CP
  • L134N
  • IRAS 16293-2422

Abundance types

  • Cold Core
  • Diffuse Gas
  • Low Mass Protostar
  • PDR