Explore ATOMDB's astrophysics data resources, including spectra, plasma diagnostics, and database files.
Atomic Data for Astrophysics
Explore atomic data for astrophysics, including information on photoionization, recombination, and collisional processes.

About Atomic Data for Astrophysics
Atomic Data for Astrophysics provides atomic data for astrophysics, including photoionization, recombination, collisional ionization and autoionization, charge transfer, and Auger processes. It also includes energy levels, wavelengths, transition probabilities, collision strengths, excitation rates, Stark broadening, and opacities, with Fortran subroutines and links to related atomic and plasma physics databases.
Key features
- Photoionization data
- Recombination data
- Collisional ionization and autoionization data
- Energy levels, wavelengths, transition probabilities
- Collision strengths and excitation rates
- Fortran subroutines for atomic data
- Covers several atomic processes and data types in one site
- Includes Fortran subroutines for use with the data
- Links to additional atomic and plasma physics databases
Atomic Data for Astrophysics at a glance
- Website
- pa.uky.edu/~verner/atom.html
- Category
- Research & Data › Open Data & Datasets
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Atomic Data for Astrophysics alternatives
Tools and sites you could use instead, ranked by how closely they match.
Search atomic target data in the CCC Data Base by element and explore its listed atomic records.
Gaia@AIP provides access to Gaia data and related products hosted by the Leibniz Institute for Astrophysics Potsdam.
NIST’s Handbook of Basic Atomic Spectroscopic Data provides reference data maintained by its Physical Measurement Laboratory.
Browse atomic data on ionization potentials, energy levels, spectra, and particle collisions in CAMDB.
OPEN-ADAS lets users search atomic data by element, ion, wavelength, or other parameters.
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