Not listed THE PRIMARY OBJECTIVE OF NASA'S ICE CLOUD AND LAND ELEVATION SATELLITE MISSION ICESAT2 IS TO MONITOR ELEVATION CHANGES OF THE POLAR ICE SHEETS. ACCURATE ELEVATION CHANGES ARE ESSENTIAL TO QUANTIFY THE ICE SHEETS' CONTRIBUTION TO SEA LEVEL RISE AND TO IMPROVE OUR UNDERSTANDING OF PROCESSES CONTROLLING ICE SHEET MASS BALANCE. THE ICESAT2 SATELLITE CARRIES THE ADVANCED TOPOGRAPHIC LASER ALTIMETER SYSTEM (ATLAS) A SINGLE PHOTON COUNTING SYSTEM THAT WILL OPERATE AT A PULSE REPETITION RATE OF 10KHZ. EVERY PULSE IS SPLIT INTO SIX BEAMS ARRANGED IN A TWO BY THREE ARRAY THAT IS SLIGHTLY ROTATED CAUSING A BEAM PAIR SEPARATION OF ABOUT 90M. THE ICESAT2 MISSION WILL HAVE A VARIETY OF DATA PRODUCTS THAT ARE CURRENTLY UNDER DEVELOPMENT. THIS PROPOSAL IS RELEVANT TO THE ATL11 DATA PRODUCT THAT CONTAINS TIME SERIES OF ICE SHEET ELEVATION CHANGES AT IRREGULARLY DISTRIBUTED LOCATIONS OVER THE ICE SHEETS CALCULATED FORM ON REPEAT TRACK AND/OR CROSSOVER MEASUREMENTS. SOME THE DATA PRODUCTS WILL BE GENERATED BY THE ICESAT2 SCIENCE COMPUTING FACILITY IT IS IN NASAS INTEREST TO ASSURE THAT THE PRODUCTS ARE CORRECT BEFORE THEY WILL BE OFFICIALLY DISTRIBUTED. THE MAIN PURPOSE OF THIS PROPOSAL IS TO PROVIDE AN INDEPENDENT VALIDATION OF THE TIME SERIES TO BE PUBLISHED AS ATL11 DATA PRODUCT. ($1) 5/24/18 1 THE PRIMARY OBJECTIVE OF NASA'S ICE CLOUD AND LAND ELEVATION SATELLITE MISSION ICESAT2 IS TO MONITOR ELEVATION CHANGES OF THE POLAR ICE SHEETS. ACCURATE ELEVATION CHANGES ARE ESSENTIAL TO QUANTIFY THE ICE SHEETS' CONTRIBUTION TO SEA LEVEL RISE AND TO IMPROVE OUR UNDERSTANDING OF PROCESSES CONTROLLING ICE SHEET MASS BALANCE. THE ICESAT2 SATELLITE CARRIES THE ADVANCED TOPOGRAPHIC LASER ALTIMETER SYSTEM (ATLAS), A SINGLE PHOTON COUNTING SYSTEM THAT WILL OPERATE AT A PULSE REPETITION RATE OF 10KHZ. EVERY PULSE IS SPLIT INTO SIX BEAMS, ARRANGED IN A TWO BY THREE ARRAY THAT IS SLIGHTLY ROTATED, CAUSING A BEAM PAIR SEPARATION OF ABOUT 90M. THE ICESAT2 MISSION WILL HAVE A VARIETY OF DATA PRODUCTS THAT ARE CURRENTLY UNDER DEVELOPMENT. THIS PROPOSAL IS RELEVANT TO THE ATL11 DATA PRODUCT THAT CONTAINS TIME SERIES OF ICE SHEET ELEVATION CHANGES AT IRREGULARLY DISTRIBUTED LOCATIONS OVER THE ICE SHEETS, CALCULATED FORM ON REPEAT TRACK AND/OR CROSSOVER MEASUREMENTS. SOME THE DATA PRODUCTS WILL BE GENERATED BY THE ICESAT2 SCIENCE COMPUTING FACILITY, IT IS IN NASAS INTEREST TO ASSURE THAT THE PRODUCTS ARE CORRECT BEFORE THEY WILL BE OFFICIALLY DISTRIBUTED. THE MAIN PURPOSE OF THIS PROPOSAL IS TO PROVIDE AN INDEPENDENT VALIDATION OF THE TIME SERIES TO BE PUBLISHED AS ATL11 DATA PRODUCT. Funding Only Action ($1) 5/24/18 Not listed THE PRIMARY OBJECTIVE OF NASA'S ICE CLOUD AND LAND ELEVATION SATELLITE MISSION ICESAT2 IS TO MONITOR ELEVATION CHANGES OF THE POLAR ICE SHEETS. ACCU $148.4k 11/9/16 Not listed THE PRIMARY OBJECTIVE OF NASA'S ICE CLOUD AND LAND ELEVATION SATELLITE MISSION ICESAT2 IS TO MONITOR ELEVATION CHANGES OF THE POLAR ICE SHEETS. ACCURATE ELEVATION CHANGES ARE ESSENTIAL TO QUANTIFY THE ICE SHEETS' CONTRIBUTION TO SEA LEVEL RISE AND TO IMPROVE OUR UNDERSTANDING OF PROCESSES CONTROLLING ICE SHEET MASS BALANCE. THE ICESAT2 SATELLITE CARRIES THE ADVANCED TOPOGRAPHIC LASER ALTIMETER SYSTEM (ATLAS), A SINGLE PHOTON COUNTING SYSTEM THAT WILL OPERATE AT A PULSE REPETITION RATE OF 10KHZ. EVERY PULSE IS SPLIT INTO SIX BEAMS, ARRANGED IN A TWO BY THREE ARRAY THAT IS SLIGHTLY ROTATED, CAUSING A BEAM PAIR SEPARATION OF ABOUT 90M. THE ICESAT2 MISSION WILL HAVE A VARIETY OF DATA PRODUCTS THAT ARE CURRENTLY UNDER DEVELOPMENT. THIS PROPOSAL IS RELEVANT TO THE ATL11 DATA PRODUCT THAT CONTAINS TIME SERIES OF ICE SHEET ELEVATION CHANGES AT IRREGULARLY DISTRIBUTED LOCATIONS OVER THE ICE SHEETS, CALCULATED FORM ON REPEAT TRACK AND/OR CROSSOVER MEASUREMENTS. SOME THE DATA PRODUCTS WILL BE GENERATED BY THE ICESAT2 SCIENCE COMPUTING FACILITY, IT IS IN NASAS INTEREST TO ASSURE THAT THE PRODUCTS ARE CORRECT BEFORE THEY WILL BE OFFICIALLY DISTRIBUTED. THE MAIN PURPOSE OF THIS PROPOSAL IS TO PROVIDE AN INDEPENDENT VALIDATION OF THE TIME SERIES TO BE PUBLISHED AS ATL11 DATA PRODUCT. Not listed $148.4k 11/9/16