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

  • 

    Memambetsu Atmospheric Electric Field

    Average 1-hour (00-59)

    from 1962-01-01T00:00:00 to 2010-12-31T23:00:00

    Atmospheric electric field (MMB)

    definitive

    XYZF

    Average 1-minute (00:30-01:29)

    from 2001-01-01T00:00:00 to 2010-12-31T23:59:00

    Atmospheric electric field (MMB)

    definitive

    XYZF