Palomar Observatory

Palomar Observatory is an astronomical research observatory in San Diego County, California, United States, in the Palomar Mountain Range. It is owned and operated by the California Institute of Technology (Caltech). Research time at the observatory is granted to Caltech and its research partners, which include the Jet Propulsion Laboratory (JPL), Yale University,[1] and the National Optical Observatories of China.[2]

Palomar Mountain Observatory

Organization	California Institute of Technology
Observatory code	675
Location	San Diego County, California
Coordinates	33°21′23″N 116°51′54″W
Altitude	1,712 m (5,617 ft)
Established	1928
Website	www.astro.caltech.edu/palomar/
Telescopes	18-inch Schmidt camera Near-Earth Asteroid Tracking (NEAT) at Palomar observatory Palomar Mountain-DSS Hale Telescope Palomar Testbed Interferometer Samuel Oschin telescope
Location of Palomar Observatory
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The observatory operates several telescopes, including the 200-inch (5.1 m) Hale Telescope,[3] the 48-inch (1.2 m) Samuel Oschin Telescope[4] (dedicated to the Zwicky Transient Facility, ZTF[5]), the Palomar 60-inch (1.5 m) Telescope,[6] and the 30 cm (12 in) Gattini-IR[7] telescope. Decommissioned instruments include the Palomar Testbed Interferometer and the first telescopes at the observatory, an 18-inch (46 cm) Schmidt camera from 1936.