Design and development of a multipurpose, boresighted star tracker
Design and development of boresighted star tracker
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Design and development of boresighted star tracker
In-orbit star tracker misalignment estimation on OAO
Design, testing and final characteristics of OAO gimballed star 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
Balloon-borne gondola azimuth stabilization using lunar tracker
Algorithm development for estimating domain of attraction of OAO paired-tracker equilibrium state with Liapunov functions
Simulation tests of attitude control system that uses star trackers and inertia wheels
Design requirements for high-voltage circuitry in star tracker of OAO
Dual reticle star tracker for Aerobee sounding rocket attitude control system
Apollo Telescope Mount star tracker vehicle structure occultation study
Star tracker linear and nonlinear model selection influence on satellite attitude stability
Passive sun trackers using solar energy activated bimetal helix thermal heliotrope
Mariner spacecraft roll control star sensors and trackers design and flight performance
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.
Sun tracker with rotatable plane-parallel plate and two photocells
Optical tracker with pair of FM reticles having patterns 90 deg out of phase
Analysis and measurement of characteristics of wide band frequency trackers and design and fabrication of all angle laser Doppler velocimeter