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At least 253 records · Page 14

Approach guidance planet tracker.

Working breadboard model of planet tracker under various illuminating conditions, discussing hardware and closed loop tracking error analysis accounting for signal to noise effects

Cohen, M. K.↗

Planet geometric center tracker

Tracker has angular accuracy on order of one arc-second. Device locates planet centers even when they appear gibbous or crescent. Automatic operation without requirement for planet size input is achieved by incorporating planet radius seeking circuit.

Fleenor, E. G.↗