Global Positioning System satellites useful for navigational purposes and geodetic studies. To see a list select here . The GPS 2-NN series orbit in six distinct planes that are about 60 deg apart. To see a list select here . Additional information is not available.
Some data are on line for electronic access.
This URL also enables executing several codes related to the orbits of many geocentric science payload spacecraft. The correct inclination is 24.9 deg, either at launch or soon after.