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Vera C. Rubin Observatory

The Vera C. Rubin Observatory, previously referred to as the Large Synoptic Survey Telescope, is an astronomical observatory currently under construction in Chile. Its main task will be carrying out a synoptic astronomical survey, the Legacy... Wikipedia
Altitude: 2,663 m (8,737 ft), top of pier
Angular resolution: 0.7″ median seeing limit; 0.2″ pixel size
Collecting area: 35 square meters (376.7 sq ft)
Coordinates: 30°14′40.7″S 70°44′57.9″W / 30.244639°S 70.749417°W
Diameter: 8.417 m (27.6 ft) physical; 8.360 m (27.4 ft) optical; 5.116 m (16.8 ft) inner
First light: Expected in January 2025
Focal length: 10.31 m (f/1.23) overall; 9.9175 m (f/1.186) primary