IERS provides data on Earth rotation, reference systems, and geophysical fluids, with models, standards, and current bulletins.
Earth Orientation Center vs Thermochemical Database
How do Earth Orientation Center and Thermochemical Database compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Earth Orientation Center | Thermochemical Database |
|---|---|---|
| What it is | The Earth Orientation Center provides Earth orientation time series, reference series, bulletins, and related analysis resources. | The NEA Thermochemical Database project develops reference thermodynamic values for compounds relevant to radioactive waste safety and geochemical modeling. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both Earth Orientation Center and Thermochemical Database.
CDMS provides reference data for molecular spectroscopy, with database records and guidance on their content and citation.
NIST’s Digital Library of Mathematical Functions provides reference material on mathematical functions, with indexes, notations, and search.
NIST’s Handbook of Basic Atomic Spectroscopic Data provides reference data maintained by its Physical Measurement Laboratory.
The INFRA-ART Spectral Library supports heritage science and conservation with searchable reference material and sample spectra.
Italy’s National Oceanographic Data Centre is the national reference for the UNESCO oceanographic data exchange system.





