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Scanning-Pencil-Beam Radar ScatterometerSCANSCAT conceptual scanning radar scatterometer placed in nearly polar orbit around Earth at altitude of 705 km aboard Spacecraft B of NASA's Earth Observing System. Measures radar backscattering from surface of ocean. Data processed on ground into normalized radar-backscattering cross sections, then processed into velocities of winds near surface of ocean by use of empirical mathematical model of relationship between normalized backscattering cross section, wind vector at scanned spot, and angle of incidence and azimuth angle of radar beam. Accuracy and coverage exceeds those of fan-beam scatterometer. Modified versions of scanning plan useful in laser inspection of surface finishes on machined parts.
Document ID
19920000581
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Long, David G.
(Jet Propulsion Lab., California Inst. of Tech., Pasadena.)
Freilich, Michael H.
(Jet Propulsion Lab., California Inst. of Tech., Pasadena.)
Leotta, Daniel F.
(Jet Propulsion Lab., California Inst. of Tech., Pasadena.)
Noon, Don E.
(Jet Propulsion Lab., California Inst. of Tech., Pasadena.)
Date Acquired
August 15, 2013
Publication Date
October 1, 1992
Publication Information
Publication: NASA Tech Briefs
Volume: 16
Issue: 10
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-18300
Accession Number
92B10581
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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