U.S.A. reports of the Commission 5 sessions: 12th general assembly, URSI, August 26 to September 6, 1957, Boulder, Colorado. Radio astronomy
International Scientific Radio Union. Commission 5, National Research Council (U.S.) United States National Committee on URSI. Report on the general assembly of URSI.
University of Michigan, 1957 - Nature - 92 pages
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21 cm Line 25 meter 2l cm A. C. B. Lovell absorption aerial amplitude antenna aperture arrays Assembly URSI axis bandwidth beamwidth Boulder Bracewell brightness temperatures bursts Chairman l2th Coma Cluster comet Commission correlation Crab Nebula described detect diameter discussed dish Dwingeloo earth echo F. T. Haddock fading feet flux density frequency Galactic Background Radiation galactic equator galaxies H II regions Hanbury Brown indicate interferometer ionized ionosphere irregularities Jodrell Bank Jupiter Kraus l2th General Assembly Laffineur Leiden Observatory lunar magnetic Mc/s Mc/sec measurements minutes of arc moon mounted observed optical parabola parabolic reflector paraboloid pencil beam Pointing accuracy polarization position angle pulse Radar Radio Astronomy radio sources radio telescope radiometer receiver Reflector surface refraction REPORT OF SESSION right ascension scintillation Seeger side lobe signal solar sub-commission sunspots surface tolerance tions University V. V. Vitkevitch velocities wavelength width