RELICS ARE DIFFUSE RADIO SOURCES THOUGHT TO TRACE SHOCKS AT THE PERIPHERY OF MERGING CLUSTERS. LOFAR WITH ITS UNIQUE RESOLUTION AND SENSITIVITY IS REVOLUTIONIZING THE FIELD BY OPENING A NEW WINDOW OF DISCOVERY. THE LOFAR SURVEY RECENTLY DISCOVERED A RARE EXAMPLE OF DOUBLE RELICS IN A LOW-MASS CLUSTER ED AS A 3:1 MERGER BY OUR CY21 CHANDRA OBSERVATIONS. THE BRIGHT RELICS ARE LOCATED EXCEPTIONALLY FAR AWAY FROM THE CLUSTER CORE -- AT ABOUT R500 (1.3 MPC). THE PROPERTIES OF THE RADIO SOURCES ARE HARD
$67,073FY2021National Aeronautics and Space AdministrationNASA
Smithsonian Institution, Washington DC