ExoAtom

This is the development version of ExoAtom.

Search for species using terms such as Al, Cr+ or W+, or select an element from the periodic table below.

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Kurucz vs NIST coverage

View the full element-by-ionization-stage coverage matrix for both datasets.

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Fe8+: Kurucz Data Set version 20260813

Fe IX

Max temperature: 208930.0 K

This data collection is designed for completeness.

Fe_p8__Kurucz.adef.json [2.2 KB]

Metadata definition file for Fe+8 from the Kurucz dataset.

Fe_p8__Kurucz.pf [8.1 KB]

Partition function for Fe+8 from the Kurucz dataset.

  • Max temperature: 208930 K
Fe_p8__Kurucz.states [49.5 KB]

Energy levels for Fe+8 from the Kurucz dataset.

  • Number of states: 497
  • Max energy: 2074055.574 cm-1
Fe_p8__Kurucz.trans [1.2 MB]

Transitions for Fe+8 from the Kurucz dataset.

  • Number of transitions: 23633
  • Max wavenumber: 2057678.0 cm-1

Fe8+: NIST Data Set version 20260813

Fe IX

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Fe_p8__NIST.adef.json [2.2 KB]

Metadata definition file for Fe+8 from the NIST dataset.

Fe_p8__NIST.pf [146.5 KB]

Partition function for Fe+8 from the NIST dataset.

  • Max temperature: 6000 K
Fe_p8__NIST.states [4.7 KB]

Energy levels for Fe+8 from the NIST dataset.

  • Number of states: 34
  • Max energy: 1372670.0 cm-1
Fe_p8__NIST.trans [742 bytes]

Transitions for Fe+8 from the NIST dataset.

  • Number of transitions: 14
  • Max wavenumber: 1213150.0 cm-1