A tesserioid (spherical prism) in a geocentric coordinate system with a local-North-oriented coordinate system UiedaLeonardo 2015 <p>View of a tesseroid (spherical prism) in a geocentric coordinate system with a local-North-oriented coordinate system on the observation point P.</p> <p>This figure is used in the Tesseroids (http://tesseroids.leouieda.com) software documentation.</p> <p>Created using Inkscape (https://inkscape.org).</p> <p>Other file formats are available in the Github repository (https://github.com/leouieda/tesseroid-figures).</p>