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B Fixedbeam Observations
Derivation of Wave Parameters from
8 other sections not shown
180 degrees 350 kilometers altitude and intensity antenna beam antenna temperature Arecibo auroral averaging interval azimuth backscattered power beam motion Beam-swinging Experiments boundary wave calculated constant cosine wave cycles derived detected electron density electron gas energy flux F-plots F-region peak geomagnetic storms Geophys gravity waves horizontal phase velocity incoherent scattering interface iono ionosonde ionosphere isothermal ith scattering volume joule heating June kilometers Figure km Scan Averages large-scale traveling disturbances layer peak magnetic field meters per second neutral gas velocity noise temperature observed at Arecibo phase front plotted power backscattered power profile propagation radar radio receiver noise sample scale height scan circle shown in Figure signal-to-noise ratio Spaced Ionosonde statistical fluctuations transmitted pulse traveling wave U.S. Standard Atmosphere upper layer variations of backscattered versus Altitude vertical component vertical displacement viscosity wave amplitude wave speed wave trains observed wave trough wave vector Wave Velocity wavelength zenith