The Leibniz Institute for Solar Physics data centre stores and manages open solar observations and magnetohydrodynamic simulations.
DARTS
vsWDC Sunspot Index and Long-term Solar Observations
DARTS vs WDC Sunspot Index and Long-term Solar Observations
How do DARTS and WDC Sunspot Index and Long-term Solar Observations compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | DARTS | WDC Sunspot Index and Long-term Solar Observations |
|---|---|---|
| What it is | DARTS is JAXA’s space science data archive, covering fields including astronomy, solar physics, lunar and planetary science, and microgravity. | SILSO preserves and distributes the international sunspot number, with current and historical solar observation data. |
| 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 DARTS and WDC Sunspot Index and Long-term Solar Observations.
BASS2000 archives solar observations and lets visitors search data by date.
NASA’s Solar Dynamics Observatory provides solar imagery and data from instruments studying the Sun’s atmosphere.
The Moscow center provides data on geomagnetic variations, ionospheric phenomena, solar activity, and cosmic rays.

