WE PROPOSE A LIVING WITH A STAR FOCUSED SCIENCE TOPIC TO PROMOTE INTERPLANETARY SCINTILLATION (IPS) INVESTIGATIONS BY THE WORLDWIDE IPS STATIONS (WIPSS) GROUP. GROUPS USING IPS TECHNIQUES HAVE RECENTLY AGREED TO ADOPT A MORE UNIFORM DATA ANALYSIS SYSTEM WHOSE RESULTS CAN SUPPLEMENT AND ENHANCE THOSE FROM NASA SPACECRAFT. THESE CROSS-DISCIPLINARY STUDIES ALREADY USE GROUNDBASED DATA TO MODIFY AND IMPROVE MODELS THAT ESTIMATE PLASMA-PARAMETER VALUES FOR DENSITY VELOCITY AND MAGNETIC-FIELD COMPONENTS AT L1 AND GLOBALLY THROUGHOUT THE HELIOSPHERE. PRESENT-DAY INDIVIDUAL IPS SYSTEMS ARE DEFICIENT IN THAT EACH VIEWS NEAR THE SUN ONLY WHILE THAT PORTION OF THE SKY IS OVERHEAD. THUS AT ONE EARTH LOCATION ON ANY GIVEN DAY MUCH OF THE OBSERVING TIME IS SPENT NOT VIEWING NEAR THE SUN. GIVEN THAT THE FASTEST CORONAL MASS EJECTIONS (CMES) TAKE LESS THAN A DAY TO REACH EARTH THESE CAN ESCAPE DETECTION AT A SINGLE LOCATION. THE PROBLEM IS MITIGATED WHEN IPS OBSERVATIONS FROM DIFFERENT GEOGRAPHIC LONGITUDES ARE COMBINED. MOREOVER THE RESULTING ENLARGED DATA SET COVERS MORE SKY AND HAS MORE REDUNDANCY THAN THAT FROM ANY SINGLE RADIO SITE. OUR HELIOSPHERIC EFFORT IS CENTERED ON TIME-DEPENDENT 3D RECONSTRUCTION MODELING DEVELOPED AT THE UNIVERSITY OF CALIFORNIA SAN DIEGO (UCSD). THIS IMPOSES UNIFORM PROCESSING OF IPS DATA FROM EACH INSTITUTION. THE ANALYSIS RECONSTRUCTS THE HELIOSPHERE GLOBALLY IN NEAR REAL TIME ALLOWING VISUALIZATION AND CHARACTERIZATION OF BOTH STREAM INTERACTION REGIONS (SIRS) AND CMES. CURRENTLY DESIGNED TO INCORPORATE RADIO ARRAYS DEDICATED TO IPS ANALYSES THIS EFFORT ALSO SPURS DEVELOPMENT OF REMOTE SENSING HELIOSPHERIC TECHNIQUES FROM THE NEWEST GROUND-BASED RADIO ARRAYS; MWA AND LOFAR AND SPACE-BASED HELIOSPHERIC IMAGERS.
$848,527FY2020National Aeronautics and Space AdministrationNASA
University Of California, San Diego, La Jolla CA