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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B4+: NIST Data Set version 20260813

B V

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

B_p4__NIST.adef.json [2.2 KB]

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

B_p4__NIST.pf [146.5 KB]

Partition function for B+4 from the NIST dataset.

  • Max temperature: 6000 K
B_p4__NIST.states [14.0 KB]

Energy levels for B+4 from the NIST dataset.

  • Number of states: 100
  • Max energy: 2716674.8801 cm-1
B_p4__NIST.trans [12.4 KB]

Transitions for B+4 from the NIST dataset.

  • Number of transitions: 240
  • Max wavenumber: 2716673.0 cm-1