Electronic switching spherical array antenna... The antenna was designed to satisfy general spacecraft environmental requirements and built to provide electronically commandable beam pointing capability throughout a hemisphere....
Nasa crew earth observations: a long-term dataset for earth system research, applications, and education...term repeatability of data, Typically nadir viewing, crosses every point on Earth ~ 12-14 days near local solar noon/local midnight, Landsat series collecting data since 1972, Pointing capability, satellite constellations....
A general-purpose balloon-borne pointing system for solar scientific instruments... Simulation results are presented that indicate good pointing capability at Sun elevation angles ranging from 10 to 80 deg
Compact coherent laser ranging (cclr)...fit on mini-Sat or CubeSat; Enables low cost and more frequent LL-SST gravitational missions; Immunes from ionosphere propagation delay with optical ranging; Increases the body pointing capability due to small satellite