Related Internet Sites
Geomagnetism
- International Service of Geomagnetic Indices (ISGI) of the IAGA
Publication and distribution office for geomagnetic indices
Generation of am, Km, aa and derived indices - World Data Center for Geomagnetism, Edinburgh
- World Data Center for Geomagnetism, Copenhagen,
Geomagnetism and Space Physics at
Danish Meteorological Institute, Copenhagen, Denmark - Finland Geomagnetic Activity Indices (FTP),
Helsinki for the period 1844-1880
Nurmijärvi since 1953
Sodankylä since 1914 - Sodankylä Geophysical Observatory Geomagnetic and Ionospheric Data
- Space Physics Text Book (Oulu): Magnetic activity indices
- Geomagnetic observatories and Institutes operating them
Geophysics
- Worldwide Geophysics Organizations (Virtual Library)
- German Geophysics Organizations (Virtual Library)
Solar-Terrestrial Relations
Space Weather
- Space Weather, Rice University
- Space Weather Prediction Center Center (SWPC)
Solar Physics
- Sunspot Index Data Center (SIDC)
- Solar Data Analysis Center (SDAC)
- Solar and Heliospheric Observatory (SOHO)
- Large Angle and Spectrometric COronagraph (LASCO)
- National Solar Observatory (NSO)
- Paris-Meudon-Nançay Observatory
- Mauna Loa Solar Observatory Analysis Center of HAO/NCAR in Boulder, Colorado
- Yohkho Soft X-ray Telescope
- IPS Radio and Space Services
- Dominion Radio Astrophysical Observatory, automated, up-to-date Penticton flux
Cosmic Rays
- Neutron Monitor Server, University of Chicago