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Macintosh Picture Format  |  1994-02-17  |  75KB  |  640x480  |  8-bit (106 colors)
Offensive: Racy: Likely
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OCR: MAGELLAn VENUS RADAR MAPPING MISSION Key Features Shuttle/Inertial upper stage launch May 1989 Entered Venus orbit August 10, 1990 243-dat mapping cycle (one Venus rotation) Radar imaging altimetry and radiometry 1989 1990 1991 1992 Objectives Gravitv-field Measurement Launch 5/04/89 Study geological history of Venus Surface structure and processes Interplanetary Transit -Density distribution and interior 15 month dynamics Venus Orbit Insertion -Small-scale surface features 8/10/90 In-Orbit Checkout 600 Obtain meter global radar imaging resolution at 250 to 36 days Radar Mapping Study global topography with 5/15/91 to vertical accuracy of 30 meters SION altimetr macins