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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C4+: NIST Data Set version 20260813

C V

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

C_p4__NIST.adef.json [2.2 KB]

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

C_p4__NIST.pf [146.5 KB]

Partition function for C+4 from the NIST dataset.

  • Max temperature: 6000 K
C_p4__NIST.states [21.6 KB]

Energy levels for C+4 from the NIST dataset.

  • Number of states: 155
  • Max energy: 5815500.0 cm-1
C_p4__NIST.trans [7.6 KB]

Transitions for C+4 from the NIST dataset.

  • Number of transitions: 146
  • Max wavenumber: 2991677.0 cm-1