A star field mapping system for determining the attitude of a spinning probe
Astronomical mapping by rotating satellite to determine own angle of orientation to celestial sphere
SATELLITE ORIENTATION↗
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Results for “determinants”
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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Preparation of low-carbon-content iron for use as an accelerator for carbon determinations
Moist hydrogen decarburizing of low content iron for use as accelerator for carbon determination
ACCELERATOR↗
Determination of the energy spectrum of the primary diurnal variations of the cosmic ray intensity
Energy spectrum determination of diurnal variations of cosmic ray intensity
DIURNAL VARIATION↗
The design of an experiment to determine the limitations imposed on a multiple-aperture antenna system by propagation phenomena third quarterly report, 1 dec. 1964 - 28 feb. 1965
Antenna array experiment to determine propagation path limitations on multiple aperture radio antennas
RADIO ANTENNA↗
Test program for determination of soil constants in vacuum.
Bearing and shear test results for determination of soil constants in simulated lunar vacuum and atmospheric conditions
LOAD TEST↗
Present techniques and problems in the determination of the base heating environment of propelled boost and space vehicles.
Short duration technique for determining base heating of tail ends of multiengine rocket vehicle from exhaust jets
BASE HEATING↗
Experimental determination of mean particle sizes in an aerosol.
Aerosol mean particle size determined by rapid approximate method based on Mie light scattering theory
PARTICLE SIZE↗
V/stol handling qualities as determined by flight test and simulation techniques.
Bell X-14A test vehicle used to determine control power and damping requirements for V/STOL AIRCRAFT
FLIGHT STABILITY TEST↗
Experimental determination of infrared absorption of high-temperature gases.
Furnace system operating at 2000 degrees K for determination of IR absorption of high temperature gases
HIGH TEMPERATURE GAS↗
The choice of state variables for the determination of the stability of nonlinear systems utilizing the second method of lyapunov.
Optimum state variable selection to determine constraints for nonlinear system stability, using Liapunov second method
LIAPUNOV FUNCTION↗
Cyclotron tests to determine the response of solid-state detectors to protons of energies 50 to 160 mev for use in a proton spectrometer.
Cyclotron tests to determine response of solid state detectors to protons of energies 50 to 160 mev for use in proton spectrometer
PROTON TELESCOPE↗
Selection of optical sightings for position determination in interplanetary space.
Selection of optical sightings for position determination by self-contained navigation system for interplanetary spacecraft
NAVIGATION SYSTEM↗
Accurate determination of complex root transfer functions from frequency response data.
Complex root transfer functions accurately determined from frequency response data
AUTOMATIC CONTROL↗
Heat-shield ablation and sublimation determinations through radioisotope techniques.
Radioisotopic continuous measurement techniques for determination of heat shield ablation and sublimation
HEAT SHIELD↗
Heat-shield ablation and sublimation determinations through radioisotope techniques.
Heat-shield sublimation and ablation determination during atmospheric reentry, using radioactive technique
ABLATION↗
Accuracy in the determination of lunar transponder location from post-arrival tracking.
Accuracy of spacecraft landing location on lunar surface determined from post-arrival tracking, considering effect of various mission-dependent parameters
LUNAR LANDING SITE↗
The radiation belt boundary near solar cycle maximum as determined from the trapping of energetic electrons.
Radiation belt boundary determined by trapping boundary for energetic electrons during solar cycle maximum period
VAN ALLEN BELT↗
Apparatus enables accurate determination of alkali oxides in alkali metals
Evacuated apparatus determines the alkali oxide content of an alkali metal by separating the metal from the oxide by amalgamation with mercury. The apparatus prevents oxygen and moisture from inadvertently entering the system during the sampling and analytical procedure.
Dupraw, W. A.↗