earth's magnetic field, Missweisung, Magnetic variation, Erdmagnetfeld, The Federal Maritime and Hydrographic Agency, Deklination, isogons, Magnetic declination, Bundesamt für Seeschifffahrt und Hydrographie, BSH, BSH, Isogonen, mcloud_category_waters, mcloud_category_waters
The map service "Magnetic Variation Lines" offered for the technical information system "Geomagnetic Information" shows lines of the same declination (isogons) for most of Europe and adjacent areas. The isogons are based on the World Magnetic Model (WMM) and are calculated in advance for the current year. Land contours are not part of the service.
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