.TH geographiclib-get-gravity 8 "" GeographicLib GeographicLib .SH NAME geographiclib-get-gravity \-\- a GeographicLib administrative tool .SH DESCRIPTION .B geographiclib-get-gravity downloads and installs the gravity datasets used by GeographicLib, . For documentation, supply the .B \-h option: .PP geographiclib-get-gravity \-h .PP By default, the datasets are installed in .I /usr/share/GeographicLib/gravity and the script requires write access to this directory.