Digitised magnetogram data from three UK observatories
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Digitised magnetogram data from Lerwick, Eskdalemuir and Hartland for two large geomagnetic storms (March 1946 and August 1972). Data have been manually extracted using Enguage Digitizer and verified against hourly mean values from the World Data Centre for Geomagnetism. Additionally, digitised data for the October 2003 storm at Eskdalemuir only.
创建时间：
2021-12-16
