THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION TOPSIDE SOUNDER PROGRAM
Topside sounder program - upper ionospheric sounding
TOPSIDE PROGRAM↗
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TOPSIDE SOUNDER PROGRAM
Nasa fixed-frequency topside-sounder satellite s-48 - upper ionosphere
TOPSIDE PROGRAM↗
THE NASA TOPSIDE SOUNDER PROGRAM
Comparison of the fixed-frequency topside-sounder satellite s-48 with the alouette indicates the different technological methods used to accomplish similar scientific objectives
SATELLITE DESIGN↗
First Results in NASA Topside Sounder Satellite Program
Preliminary results of nasa topside sounder satellite program, using a two-frequency radio- pulse sounder
IONOSPHERIC SOUNDING↗
Objectives, history, and principal achievements of the topside sounder and ISIS programs.
Ionospheric satellites objectives and development resulting from topside sounder and ISIS programs
Jackson, J. E.↗
Ionosphere topside sounder studies. ii- the calculation of the electron density and the magnetic field parameters at the alouette i orbit
Ionosphere Topside Sounder program - electron density and geomagnetic field at Alouette I orbit
ALOUETTE I SATELLITE↗
ROCKET MEASUREMENT OF THE ELECTRON DENSITY DISTRIBUTION IN THE TOPSIDE IONOSPHERE
Rocket measurement of the electron density distribution in the topside ionosphere
SCOUT LAUNCH VEHICLE↗
RADIOSCIENCE LAB. THE CALCULATION OF ELECTRON DENSITY PROFILES FROM TOPSIDE SOUNDER RECORDS
Calculation of electron density profiles - data conversion of topside radio wave refraction records from ground-based ionosondes
TOPSIDE PROGRAM↗
THE CALCULATION OF ELECTRON DENSITY PROFILES FROM TOPSIDE SOUNDER RECORDS
Calculation of electron density profiles from topside sounder records
TOPSIDE PROGRAM↗
Ionosphere explorer i satellite - first observations from the fixed-frequency topside sounder.
Explorer i satellite fixed frequency topside sounder observations show ionospheric irregularities and plasma resonance structure
MAGNETOIONICS↗
Nasa investigation of the topside ionosphere.
Topside ionosphere measurements, estimating relative concentrations of oxygen, helium and hydrogen ions
IONOSPHERIC COMPOSITION↗
Middle latitude changes in topside electron density through a magnetic storm technical note no. 1, 24.- 28 jun. 1963
Middle latitude changes in topside electron density during magnetic storm
TOPSIDE PROGRAM↗
Behavior of topside and bottomside spread F at equatorial latitudes
Diurnal variation of topside and bottomside spread-F and geomagnetic effects from Alouette I ionograms
TOPSIDE PROGRAM↗
Environmental Testing of Satellite-borne Instruments
Environmental testing by Argo D-4 high altitude rocket used in fixed-frequency topside sounding to simulate conditions encountered by satellite-borne instruments
ENVIRONMENTAL TESTING↗
Correlation of plasma scale height with K sub p in the topside ionosphere.
Correlation of geomagnetic index and plasma scale height in topside ionosphere observed from Alouette topside sounder and planetary geomagnetic data
SCALE HEIGHT↗
Observations of ionospheric irregularities and plasma resonances by the fixed-frequency topside sounder satellite.
Explorer XX topside sounder observations of ionospheric irregularities in electron density and plasma wave electrostatic resonances
TOPSIDE PROGRAM↗
Composition measurements of the topside ionosphere.
Ionic composition measurements of topside ionosphere from mass spectrometer flown on Explorer XXXI satellite
MASS SPECTROMETER↗