johnkilcline
lvl.3
Portugal
Offline
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I like this one
http://www.swpc.noaa.gov/alerts/k-index.html
as it covers more areas, such as, data from the following ground-based magnetometers: Sitka, Alaska; Meanook, Canada; Ottawa, Canada; Fredericksburg, Virginia; Hartland, UK; Wingst, Germany; Niemegk, Germany; and Canberra, Australia |
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