Only messages on our public channels are shown.
Their radio doesn’t send a position. The circle is centred between the repeaters that most often carried their 4 messages first, weighted by how often: WAT - Arsenal Yards (2), The Artisan’s Asylum (1). Also first heard via BOS - Eagle Hill W (1), left out as too far or too rare.
Shaded circle: them · blue dots: repeaters that first carried their messages · green dots: other repeaters nearby.