DocumentCode
1314804
Title
Planetary radar astronomy
Author
Shapiro, Irwin I.
Author_Institution
Lincoln Laboratory, M.I.T.
Volume
5
Issue
3
fYear
1968
fDate
3/1/1968 12:00:00 AM
Firstpage
70
Lastpage
79
Abstract
Measurements of the time delays and Doppler shifts of radar waves have been used to determine the orbits, radii, and rotation vectors of the inner planets and to improve by almost five orders of magnitude the accuracy of relating the Astronomical Unit to a terrestrial unit of length.
Keywords
Astronomy; Delay effects; Doppler radar; Doppler shift; Extraterrestrial measurements; Length measurement; Orbits; Radar measurements; Rotation measurement; Time measurement;
fLanguage
English
Journal_Title
Spectrum, IEEE
Publisher
ieee
ISSN
0018-9235
Type
jour
DOI
10.1109/MSPEC.1968.5214821
Filename
5214821
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