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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Fe4+: Kurucz Data Set version 20260813

Fe V

Max temperature: 208930.0 K

This data collection is designed for completeness.

Fe_p4__Kurucz.adef.json [2.2 KB]

Metadata definition file for Fe+4 from the Kurucz dataset.

Fe_p4__Kurucz.pf [9.5 KB]

Partition function for Fe+4 from the Kurucz dataset.

  • Max temperature: 208930 K
Fe_p4__Kurucz.states [1.4 MB]

Energy levels for Fe+4 from the Kurucz dataset.

  • Number of states: 14086
  • Max energy: 1173976.494 cm-1
Fe_p4__Kurucz.trans [393.5 MB]

Transitions for Fe+4 from the Kurucz dataset.

  • Number of transitions: 7785320
  • Max wavenumber: 1172521.0 cm-1

Fe4+: NIST Data Set version 20260813

Fe V

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Fe_p4__NIST.adef.json [2.2 KB]

Metadata definition file for Fe+4 from the NIST dataset.

Fe_p4__NIST.pf [146.5 KB]

Partition function for Fe+4 from the NIST dataset.

  • Max temperature: 6000 K
Fe_p4__NIST.states [46.2 KB]

Energy levels for Fe+4 from the NIST dataset.

  • Number of states: 331
  • Max energy: 442499.7 cm-1
Fe_p4__NIST.trans [104.4 KB]

Transitions for Fe+4 from the NIST dataset.

  • Number of transitions: 2018
  • Max wavenumber: 311215.0 cm-1