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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Er+: NIST Data Set version 20240901

Er II | mass = 167.259 u

Max temperature: 6000 K

This data collection is critically evaluated and recommended for accuracy.

Er_p__NIST.adef.json [3.4 KB]

Metadata definition file for Er+ from the NIST dataset.

Er_p__NIST.pf [152.3 KB]

Partition function for Er+ from the NIST dataset.

  • Max temperature: 6000 K
Er_p__NIST.states [9.8 KB]

Energy levels for Er+ from the NIST dataset.

  • Number of states: 111
  • Max energy: 43460.803 cm-1
Er_p__NIST.trans [266 bytes]

Transitions for Er+ from the NIST dataset.

  • Number of transitions: 7
  • Max wavenumber: 30621.1 cm-1