Solar Indices

NCEI requests that you acknowledge the original data provider identified in the associated readme section of the Metadata Catalog.

Total Solar Irradiance (old) Total Solar Irradiance (new)
Solar Ultraviolet Emissions
Noontime Flux IAU Solar Flux
International American
Hemisphere Swiss-Wolf
Forecast Ancient
Group (Hoyt) Cycle Data
Solar Flare Index
Coronal Index 5-degree Data (TBD)
Coronal Hole Data ((TBD)
Calcium Index