Highest astronomical observatories Observatory

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since mid-20th century, number of astronomical observatories have been constructed @ high altitudes, above 4,000–5,000 m (13,000–16,000 ft). largest , notable of these mauna kea observatory, located near summit of 4,205 m (13,796 ft) volcano in hawaiʻi. chacaltaya astrophysical observatory in bolivia, @ 5,230 m (17,160 ft), world s highest permanent astronomical observatory time of construction during 1940s until 2009. has been surpassed new university of tokyo atacama observatory, optical-infrared telescope on remote 5,640 m (18,500 ft) mountaintop in atacama desert of chile.


































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