Explore ATOMDB's astrophysics data resources, including spectra, plasma diagnostics, and database files.
Atomic Data for Astrophysics vs CHIANTI
How do Atomic Data for Astrophysics and CHIANTI compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Atomic Data for Astrophysics | CHIANTI |
|---|---|---|
| What it is | Explore atomic data for astrophysics, including information on photoionization, recombination, and collisional processes. | Search CHIANTI, an atomic database for spectroscopic diagnostics of astrophysical plasmas. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | — |
| Alternatives |
Other options to consider
Sites similar to both Atomic Data for Astrophysics and CHIANTI.
NIST’s Handbook of Basic Atomic Spectroscopic Data provides reference data maintained by its Physical Measurement Laboratory.
Search atomic target data in the CCC Data Base by element and explore its listed atomic records.
NIST’s Atomic Spectral Line Broadening Bibliographic Database provides references about atomic spectral line broadening, from 1889 onward.
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.

