History of radar for various purposes; on the Shuttle Radar Topography Mission, the entire planet was mapped at a 30-m resolution. The Jodrell Bank Observatory, an operation of the University of Manchester in Britain, was originally started by Bernard Lovell to be a radar astronomy facility. It initially used a war-surplus GL-II radar system operating at 71 MHz (4.2 m). The first observations were of ionized trails in the Geminids meteor shower during December 1945. While the facility soon evolved to become the third largest radio observatory in the world, some radar astronomy continued. The largest (250-ft or 76-m in diameter) of their
December (Reigan EP) December (Reigan EP) December is the second extended play (EP) by Australian singer and songwriter Reigan Derry. The EP was released through Sony Music Australia on 11 December 2015. The four-track EP contains reworked versions of classic Christmas Carols all recorded live and unrehearsed. In a statement, Derry said "The songs I’ve chosen to cover are all between 100-200 years old. I wanted to pay respect to the original songs by keeping the melodies and lyrics the same but changing the structure, tempo and chords." adding "My family are quite festive. We play Christmas music from 1 December until Boxing