Radio telescope, GPS use ionosphere to detect nuclear tests
Tuesday, February 19, 2013 - 14:30
in Astronomy & Space
(Phys.org)—U.S. Naval Research Laboratory radio astronomer, Joseph Helmboldt, Ph.D., and researchers at Ohio State University Department of Civil, Environmental and Geodetic Engineering analyzed radio telescope interferometry and Global Positioning Satellite (GPS) data recorded of the ionosphere during one of the last underground nuclear explosions (UNEs) in the U.S., codenamed Hunters Trophy.