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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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At least 1,369 records · Page 76

Irradiation and manual navigation.

Minimal angle of resolution /MAR/ between point and extended circular source and between point source and simulated horizon, studying irradiation effects on manual navigation

Allen, W. H.↗

Recent progress in navigation satellites.

Navigation satellites system designed for ATC without requirement for onboard transmitter, discussing spectrum occupancy, satellite power, lane ambiguities and computational procedures

Keane, L. M.↗

Satellite navigation aids.

Artificial satellites as navigation aids, describing angle, range and range-angle systems, discussing orbital mechanics and communications difficulties

Duncan, R. C.↗

Autonomous navigation for Mars entry.

Mars autonomous entry navigation, discussing flight path angle control with onboard sensors using realistic sun, Canopus and planet line of sight tracker accuracies

Stafford, P. S.↗