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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Very low frequency air navigation, automatic calibration of barometric sensing, and universal coordinate system for air traffic control
Error equation for inertial navigation systems formulated and solved in state space notation
Dead reckoning navigation system for manned lunar roving vehicle
Hybrid radio and barometric altimeter using strapdown inertial navigation system
Hybrid computational technique for use in strapdown inertial navigation system
Deep Space Network tracking and navigational accuracy analyses, lunar gravimetry, terrestrial gravitational constant, and orbit calculations for planetary orbiter
Navigation and guidance programming for long duration orbital missions
Program accomplishments in design and development of Apollo Primary Guidance Navigation and Control System
Omega navigation signal relay by ATS to central processing facility
Summary listing of deliverable hardware for Apollo Primary Guidance Navigation and Control System - addendum
Design, development, and testing of inertial guidance and navigation systems for Apollo project
Using optical and infrared technology in synchronous navigation satellites
Analysis of Saturn launch vehicle navigation, guidance, and control system
At sea evaluation of AN/SRN-9 navigation satellite system aboard USNS Vanguard
Navigation instruments for Mars roving vehicle
L-band signals relayed by synchronous satellite for navigation and data communication
Navigation error analysis for evaluation sextant and ranging device
Apollo navigational accuracy in lunar orbit including landmark updating