BTA-6
Код 3332159
- ISBN: 978-5-5149-5286-1
Код 3332159
High Quality Content by WIKIPEDIA articles! The BTA-6 (Большой Телескоп Альт-азимутальный, Bolshoi Teleskop Alt-azimutalnyi, Eng:Large Altazimuth Telescope) is a 6 m aperture optical telescope at the Special Astrophysical Observatory located in the Zelenchuksky District on the north side of the Caucasus Mountains in southern Russia. The BTA-6 achieved first light in late 1975, using a computer-controlled alt-az configuration, supporting a single piece glass mirror.
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