1.
International Geomagnetic Reference Field [IGRF_Model]
The International Association of Geomagnetism and Aeronomy (IAGA) has released the 11th Generation International Geomagnetic Reference Field (IGRF) ? the latest version of a standard mathematical ...
2.
World Magnetic Model [WMM]
The World Magnetic Model is the standard model of the US Department of Defense,
the UK Ministry of Defence, the North Atlantic Treaty Organization (NATO), and
the World Hydrographic Office (WHO) navigation ...