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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Fe2+: Kurucz Data Set version 20260813

Fe III

Max temperature: 208930.0 K

This data collection is designed for completeness.

Fe_p2__Kurucz.adef.json [2.2 KB]

Metadata definition file for Fe+2 from the Kurucz dataset.

Fe_p2__Kurucz.pf [9.5 KB]

Partition function for Fe+2 from the Kurucz dataset.

  • Max temperature: 208930 K
Fe_p2__Kurucz.states [3.8 MB]

Energy levels for Fe+2 from the Kurucz dataset.

  • Number of states: 39540
  • Max energy: 535295.515 cm-1
Fe_p2__Kurucz.trans [545.9 MB]

Transitions for Fe+2 from the Kurucz dataset.

  • Number of transitions: 10799751
  • Max wavenumber: 482678.8 cm-1

Fe2+: NIST Data Set version 20260813

Fe III

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Fe_p2__NIST.adef.json [2.2 KB]

Metadata definition file for Fe+2 from the NIST dataset.

Fe_p2__NIST.pf [146.5 KB]

Partition function for Fe+2 from the NIST dataset.

  • Max temperature: 6000 K
Fe_p2__NIST.states [83.1 KB]

Energy levels for Fe+2 from the NIST dataset.

  • Number of states: 595
  • Max energy: 230257.34 cm-1
Fe_p2__NIST.trans [122.2 KB]

Transitions for Fe+2 from the NIST dataset.

  • Number of transitions: 2361
  • Max wavenumber: 157001.6 cm-1