Airborne Laser/GPS Topo Mapping applied to ICESat Cal/Val

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Airborne Laser/GPS Topo Mapping applied to ICESat
Cal/Val

• and hopefully to Cryosat!

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NASA/NSF ATM MAPPING OF THE DRY VALLEYS,
ANTARCTICA
DEC, 2001
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ICESat Groundtracks
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NSF/ICESat Site Selection
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NASA/NSF ATM MAPPING OF DRY VALLEYS, ANTARCTICA
DEC. 2001

• Flight Coverage

• Topography Beacon Valley

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Lake Bonnie
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The Labyrinth
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2004-10-15 trajectory with 10-1415 GLAS data
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ATM and GLAS maps
ATM
GLAS
20km scale
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ATM and GLAS maps (detail of elevation)(GLAS
footprint size is not to scale)
200-m scale
ATM
GLAS
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ATM elevation detail
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GLAS - ATM comparison of elevation(GLAS
processing Release 18)
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Elevation profiles GLAS ATM aft scan
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GLAS - ATM comparison of GLAS range
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Combinations of Data Between 2003 and 1997