Caltech STARE2 Radio telescope at Owens Valley Radio Observatory, located near Big Pine, California (US) in Owens Valley. It lies east of the Sierra Nevada, approximately 350 kilometers (220 mi) north of Los Angeles and 20 kilometers (12 mi) southeast of Bishop. It was established in 1956, and is owned and operated by the California Institute of Technology (Caltech), Altitude 1,222 m (4,009 ft).