When exploring a dwarf planet with a radius of $714$km$714$km and a mass of $6\mathrm{.}131020$kg$6\mathrm{.}131020$kg$,$ a small orbiter with a mass of $2170$kg$2170$kg is placed in an elliptical orbit around it$.$ When the orbiter is at a distance of $2330$km$2330$km from the center of mass of the dwarf planet, it has an orbital speed of $461$m$/$s$461$m$/$s$.$