UNDERSTANDING THE NATURE OF FERMI GAMMA-RAY SOURCES LARGELY RELIES UPON IDENTIFICATIONS AT OTHER WAVEBANDS. THE LATEST FERMI GAMMA-RAY CATALOG BASED ON 8 YEARS OF OBSERVATIONS (4FGL) HAS 37% UNIDENTIFIED SOURCES MAKING THE GAMMA-RAY SKY THE LEAST UNDERSTOOD IN ALL OF ASTRONOMY. WE PROPOSE TO ENHANCE THE 4FGL WITH A DEDICATED RADIO COUNTERPART SEARCH IN ORDER TO IDENTIFY FERMI/ LAT SOURCES FROM 4FGL AND TO PROVIDE STATISTICALLY COMPLETE INFORMATION FOR ALL 4FGL POINT SOURCES>-40 DEG. DECL. THIS WILL ALLOW FOR TESTS FOR POPULATIONS OF GAMMA RAY EMITTERS ASSOCIATED WITH RADIO QUIET AGN OR A POPULATION OF GAMMA-RAY OBJECTS ENTIRELY DEVOID OF RADIO COUNTERPARTS. IN ADDITION WE WILL ADD RADIO OBSERVATIONS TO IMPROVE POSITIONAL ACCURACIES FROM>2 ARCSEC TO MAS OF KNOWN GAMMA-RAY COUNTERPARTS.
$57,999FY2020National Aeronautics and Space AdministrationNASA
University Of New Mexico, Albuquerque NM