La Silla Observatory

astronomical observatory in Chile

La Silla Observatory is an observatory in Chile with eighteen telescopes that study the stars. The observatory is one of the biggest in the Southern Hemisphere. La Silla is a 2,400 meter high mountain that is found in the far southern part of the Atacama Desert. It can be found about 160 kilometers north of La Serena, 27 kilometers south of the Las Campanas Observatory, and about 100 kilometers north of the Cerro Tololo Observatory.

Observatoire de LaSilla depuis la route de Las Campanas.jpg
OrganizationESO
Coordinates
Altitude2400 m
NTT (3.5 m)Built and operated by ESO
3.6 mBuilt and operated by ESO
2.2 mBuilt and operated by ESO
ESO 1.5 mBuilt by ESO, now decommissioned
ESO 1 mBuilt by ESO, now decommissioned
ESO 0.5 mBuilt by ESO, now at the Observatorio UC in Santiago, Chile.
SEST 15 mBuilt by ESO, now decommissioned
CAT 1.4 mBuilt by ESO, now decommissioned
Schmidt 1 mmBuilt by ESO, now decommissioned
GPOReplaced by Marly 1 m

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Coordinates: 29°15′15″S 70°44′22″W / 29.25417°S 70.73944°W / -29.25417; -70.73944