.TH MagneticField 1 "" "GeographicLib Utilities" "GeographicLib Utilities" .SH NAME MagneticField \-\- a GeographicLib utility .SH DESCRIPTION .B MagneticField is part of GeographicLib, . For documentation, see .PP https://geographiclib.sourceforge.io/C++/2.7/MagneticField.1.html