Horizon sensing for attitude determination.
Passive, conical, linear and nutating horizon scanning systems for satellite and spacecraft attitude determination
SATELLITE ATTITUDE CONTROL↗
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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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Determination of the parameters of a space- craft's motion based on data of trajectory measurements <opredeleniye parametrov dvizheniya kosmicheskogo letatel'nogo apparata po dannym trayektornykh izmereniy<
Determination of spacecraft orbits by trajectory measurement data
ORBIT CALCULATION↗
Manual procedure for determining position in space from onboard optical measurements
Manual procedure for determining position in space from onboard optical measurements - celestial navigation
OPTICAL MEASUREMENT↗
<extending the concept of differential reflectivity to determine the electromagnetic properties of the lunar surface< semiannual status report, 1 may - 31 oct. 1964
Differential reflectivity concept use in determining scattered electromagnetic radiation from lunar surface
REFLECTION COEFFICIENT↗
Method of determination of electron concentration profile above the f-layer maximum according to ground measurement data <metod opredeleniya profilya elektronnoy kontsetratsii vyshe maksimuma oblasti f po dannym izmereniya s poverkhnosti zemli<
Electron density above F layer determined by ionospheric sounding
ELECTRON DENSITY↗
The determination of the equinoctial points from lunar observations
Equinoctial corrections and declination determination by lunar observation
ASTRONOMY↗
Development of neutron activation analysis procedures for the determination of oxygen in potassium final report, period ending 15 dec. 1964
Neutron activation analysis for determination of oxygen in potassium
POTASSIUM↗
New determination of zonal harmonics coeffi- cients of the earth's gravitational potential special report no. 165
Zonal harmonics coefficient determination of earth gravitational potential
EARTH↗
The relationship between the system of astronomical constants and the radar determinations of the astronomical unit
Radar determinations of astronomical unit, speed of light, solar parallax, and other constants
SOLAR PARALLAX↗
Determination of the weldability and elevated temperature stability of refractory metal alloys quarterly report no. 6, 21 sep. - 20 dec. 1964
Determination of weldability and elevated temperature stability of refractory metal alloys
THERMOSTABILITY↗
Method of determining carbonate ion in surface of crystalline solids by means of mass spec- trometric gas analysis
Method for determining carbonate ion in surface of crystalline solids by using mass spectrometric gas analysis
CRYSTAL SURFACE↗
Attitude determination of spin stabilized spacecraft using a digital aspect sensor
Attitude determination of spin stabilized spacecraft using digital aspect sensor
SPACECRAFT↗
Research to determine failure modes for transistors fifth quarterly report, sep. - dec. 1964
Failure mode determination for transistors - transient spike voltage, life test data on manufacturing processes, and computer calculated distributions for test matrix
TEST PROGRAM↗
A mathematical method to determine the attitude of a sphere
Mathematical method to determine sphere attitude for application in spacecraft attitude simulators supported on spherical gas bearings
GAS BEARING↗
Electron temperature of gaseous nebulae and methods of its determination
Electron temperature of gaseous nebulae and determination methods
ELECTRON TEMPERATURE↗
Determination of design meteoroid mass for a sporadic and stream meteoroid environment
Determination of design meteoroid mass for sporadic and stream meteoroid environment
MASS DISTRIBUTION↗
Stability characteristics of a tandem-rotor transport helicopter as determined by flight test
Maneuver stability characteristics of tandem rotor transport helicopter determined by flight test - speed and directional instabilities
FLIGHT TEST↗
Maximum model-size determination and effects of the sting diameter on an entry shape and sphere for low supersonic mach-number testing
Maximum model-size determination and effect of sting diameter on entry shape and sphere for low Mach number testing - Apollo spacecraft wind tunnel tests
APOLLO SPACECRAFT↗