BTA-6, Optical research telescope in Zelenchuksky District, Russia.
The BTA-6 telescope stands at 2070 meters elevation in the Caucasus Mountains, featuring a primary mirror with a diameter of 605 centimeters.
From 1975 to 1993, this telescope maintained its position as the largest optical reflecting telescope in the world with its 6-meter primary mirror.
The Special Astrophysical Observatory represents the dedication of Russian scientists to astronomical research, attracting researchers from multiple nations for collaborative projects.
The telescope structure includes temperature control systems and a computer-controlled derotator mechanism to maintain observation accuracy throughout different weather conditions.
The facility operates alongside the RATAN-600 radio telescope, creating a comprehensive astronomical research complex in the northern Caucasus region.
Location: Zelenchuksky District
Elevation above the sea: 2,070 m
Diameter: 605 cm
Part of: Special Astrophysical Observatory of the Russian Academy of Science
Website: http://sao.ru/Doc-en/Telescopes/bta/descrip.html
GPS coordinates: 43.64682,41.44045
Latest update: May 27, 2025 08:51
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