• Geomagnetic data
  • Geoelectric data
  • Atmospheric electric data
  • Observational investigation
  • Geomagnetic event catalogs
  • Annual means of geomagnetic data

  • 

    Memambetsu Geomagnetic Event Catalogs

    Geomagnetic Event Catalogs can be downloaded from "Monthly Data Viewer".



    Geomagnetic Storm Catalog

    from 1957-07-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    Telluric Storm Catalog

    from 1999-04-01T00:00:00 to 2021-02-28T23:59:59

    Geomagnetic events catalog (MMB)

    Sudden impulse and Storm sudden commencement Catalog

    from 1957-07-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    Bay disturbance Catalog

    from 1999-01-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    Solar flare effect Catalog

    from 1999-01-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    Pi pulsation Catalog

    from 1999-01-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    Pc pulsation Catalog

    from 1999-01-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)

    K-index

    from 1956-01-01T00:00:00 to 1 month ago (-P1M)

    Geomagnetic events catalog (MMB)