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 I | mass = 167.259 u

Max temperature: 6000 K

This data collection is critically evaluated and recommended for accuracy.

Er__NIST.adef.json [3.4 KB]

Metadata definition file for Er from the NIST dataset.

Er__NIST.pf [152.3 KB]

Partition function for Er from the NIST dataset.

  • Max temperature: 6000 K
Er__NIST.states [27.1 KB]

Energy levels for Er from the NIST dataset.

  • Number of states: 313
  • Max energy: 45246.857 cm-1
Er__NIST.trans [386 bytes]

Transitions for Er from the NIST dataset.

  • Number of transitions: 10
  • Max wavenumber: 25880.3 cm-1