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THE LOSS THROUGH AURORAL MICROBURST PULSATIONS (LAMP) MISSION SEEKS TO UNDERSTAND THE ROLE OF MICROBURSTS IN PULSATING AURORA AND TO MEASURE IONOSPHERIC EECTS OF MICROBURST PRECIPITATION. MICROBURSTS ARE KNOWN TO PLAY A POTENTIALLY MAJOR ROLE IN THE DEPLETION OF ELECTRONS FROM EARTH S RADIATION BELTS BUT ARE ALSO HIGHLY CORRELATED WITH PULSATING AURORA PERHAPS THE MOST UBIQUITOUS TYPE OF AURORA ON EARTH. OUR CURRENT LACK OF UNDERSTANDING HOW THIS COUPLING WORKS CONSTITUTES A MAJOR VOID IN OUR UNDERSTANDING OF MAGNETOSPHEREIONOSPHERE COUPLING. SPECIFIC MISSION OBJECTIVES ARE ENUMERATED IN SECTION 2.4 ABOVE. BRIEFLY LAMP WILL CHARACTERIZE THE SPATIAL DISTRIBUTION OF MICROBURSTS WITH RESPECT TO PULSATING PATCHES INCLUDING MEASUREMENTS OF SCALE SIZES AND TEMPORAL VARIABILITY AS WELL AS DETERMINE THE PRECIPITATING ELECTRON ENERGY DISTRIBUTION AND MEASURE IONOSPHERIC ECTS ASSOCIATED WITH MICROBURST PRECIPITATION. THE LAMP MISSION COINCIDES WITH THE JAPANESE ARASE SATELLITE MAKING LAMP A VERY TIMELY MISSION. WHILE A PERFECT CONJUNCTION BETWEEN THESE SPACECRAFT CANNOT BE ASSURED WE CAN REASONABLY EXPECT THAT LAMP WILL PROVIDE DETAILED OBSERVATIONS OF MICROBURST PRECIPITATION OVER PULSATING AURORA WHILE THE ARASE SATELLITE WILL PROVIDE COMPLEMENTARY OBSERVATIONS NEAR THE EQUATORIAL REGION. IT IS THIS POSSIBILITY THAT MOTIVATES THE MAJOR JAPANESE CONTRIBUTION TO LAMP. LAMP WILL MAKE SIGNIFICANT PROGRESS TOWARDS UNDERSTANDING THE QUESTION OF PRECIPITATION TO EARTH S ATMOSPHERE IN THE FORM OF PULSATING AURORA AND AURORAL MICROBURSTS. LAMP DIRECTLY ADDRESSES THE STATED NASA HELIOPHYSICS GOAL TO UNDERSTAND THE COUPLING OF THE EARTH S MAGNETOSPHERE-IONOSPHERE-ATMOSPHERE SYSTEM . DETAILED COMPREHENSIVE MEASUREMENTS OF THESE PROCESSES DIRECTLY WITHIN THE RELEVANT REGION ARE CRITICAL TO MAKING ADVANCEMENTS ON THIS TOPIC; LAMP WILL PROVIDE THESE OBSERVATIONS AND BRING CLOSURE TO OUTSTANDING QUESTIONS IN THE FIELD OF AURORAL PHYSICS.

$482,213FY2020National Aeronautics and Space AdministrationNASA

University System Of New Hampshire

Investigators

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