Web Resource

URL: ftp://ftp.ngdc.noaa.gov/STP/GEOMAGNETIC_DATA/

From the dataset abstract

The geomagnetic aa indices are the continuation of the series beginning in the year 1868. A full description of these indices is given in the International Association of Geomagnetism and...

Source: Geomagnetic aa Indices

About this Resource

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Created7 months ago
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