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Atlas of Mars, MC-18, Coprates Quadrangle

Open-File Report 73-334
Prepared in cooperation with the Jet Propulsion Laboratory, California Institute of Technology, and the National Aeronautics and Space Administration
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Abstract

This mosaic was made with Mariner 9 pictures provided by the Jet Propulsion Laboratory (JPL), California Institute of Technology. The Image Processing Laboratory (IPL) of JPL processed the digital pictures to remove image artifacts and geometric distortions, to enhance high-frequency topographic detail while subduing low-frequency albedo variation, and to transform the pictures to a Mercator projection. The U.S. Geological Survey performed further artifact removal and modified contrast and tone of each picture analytically on the digital magnetic tapes provided by IPL for uniformity of tone and contrast within the mosaic. Photographic reproductions of the pictures were generated from the magnetic tapes and mosaicked by the U.S. Geological Survey.

Publication type Report
Publication Subtype USGS Numbered Series
Title Atlas of Mars, MC-18, Coprates Quadrangle
Series title Open-File Report
Series number 73-334
DOI 10.3133/ofr73334
Year Published 1973
Language English
Publisher U.S. Geological Survey
Description 1 Plate: 23.14 x 26.20 inches
Projection Mercator Projection
Scale 5000000
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