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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Ca2+: Kurucz Data Set version 20260813

Ca III

Max temperature: 208930.0 K

This data collection is designed for completeness.

Ca_p2__Kurucz.adef.json [2.2 KB]

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

Ca_p2__Kurucz.pf [8.1 KB]

Partition function for Ca+2 from the Kurucz dataset.

  • Max temperature: 208930 K
Ca_p2__Kurucz.states [79.8 KB]

Energy levels for Ca+2 from the Kurucz dataset.

  • Number of states: 801
  • Max energy: 555683.611 cm-1
Ca_p2__Kurucz.trans [2.9 MB]

Transitions for Ca+2 from the Kurucz dataset.

  • Number of transitions: 58089
  • Max wavenumber: 554506.9 cm-1

Ca2+: NIST Data Set version 20260813

Ca III

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Ca_p2__NIST.adef.json [2.2 KB]

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

Ca_p2__NIST.pf [146.5 KB]

Partition function for Ca+2 from the NIST dataset.

  • Max temperature: 6000 K
Ca_p2__NIST.states [25.3 KB]

Energy levels for Ca+2 from the NIST dataset.

  • Number of states: 181
  • Max energy: 546000.0 cm-1
Ca_p2__NIST.trans [27.4 KB]

Transitions for Ca+2 from the NIST dataset.

  • Number of transitions: 530
  • Max wavenumber: 402700.0 cm-1