Fred Lawrence Whipple Observatories
Located near Amado, Arizona on Mount Hopkins, the Fred Lawrence Whipple Observatory (FLWO) has facilities at three different elevations.
The Summit at 2616m (8585ft):
The 6.5-meter MMT (256-inch), a joint facility operated with the University of Arizona, for solar system, galactic and extragalactic astronomy.
The Ridge at 2340m (7800ft):
The 1.5-meter Tillinghast (60-inch) and 1.2-meter (48-inch) reflector telescopes, for solar system, galactic and extragalactic astronomy.
The HAT (Hungarian-made Automated Telescope) array of four optical refractor telescopes with 200-mm lenses plus a single reflector telescope, used for robotic searches for variable stars and exoplanets.
The MEarth array of eight 40-cm optical reflector telescopes, used for robotic searches for exoplanets.
The MINERVA array of four 70-cm optical reflector telescopes, used for robotic studies of exoplanets.
The Visitor Center Area at 1270m (4230ft):
The VERITAS array of four 12-m reflectors for gamma-ray astronomy in the 50GeV-50TeV energy range.