Retrieved 5 March 2012. Alexander Hempelmann. "Das Hamburger Robotische Teleskop". Hs.uni-hamburg.de. Retrieved 5 March 2012. "Herbert J. Kramer – GeoEye-1...
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USA 1939 Himalayan Chandra Telescope (HCT) 2.01 m 79″ Single India Indian Astronomical Obs., Hanle (4500 m) 2000 Alfred Jensch Teleskop 2 m 79″ Single Karl...
63 KB (2,637 words) - 22:45, 23 April 2024