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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Cr18+: NIST Data Set version 20260813

Cr XIX

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Cr_p18__NIST.adef.json [2.2 KB]

Metadata definition file for Cr+18 from the NIST dataset.

Cr_p18__NIST.pf [146.5 KB]

Partition function for Cr+18 from the NIST dataset.

  • Max temperature: 6000 K
Cr_p18__NIST.states [3.2 KB]

Energy levels for Cr+18 from the NIST dataset.

  • Number of states: 23
  • Max energy: 44924000.0 cm-1
Cr_p18__NIST.trans [3.6 KB]

Transitions for Cr+18 from the NIST dataset.

  • Number of transitions: 70
  • Max wavenumber: 1110750.0 cm-1