or lunar ejecta. However, visible spectroscopy obtained with the Gran Telescopio Canarias shows that it is an asteroid. The closest approach to Earth in... 6 KB (451 words) - 14:42, 9 March 2024 |
based roof prism binoculars. Most roof prism binoculars use either the Schmidt–Pechan prism (invented in 1899) or the Abbe–Koenig prism (named after Ernst... 98 KB (11,096 words) - 00:47, 11 May 2024 |
hexagonal primary mirror of 11.1 by 9.8 meters. 2007 – First light at Gran Telescopio de Canarias (GTC), in Spain, the largest optical telescope in the world... 29 KB (3,148 words) - 11:26, 7 March 2024 |
A mid-20th century innovation was catadioptric telescopes such as the Schmidt camera, which use both a spherical mirror and a lens (called a corrector... 33 KB (3,918 words) - 14:11, 4 March 2024 |
A #2 Z18 Gran Telescopio Canarias (GranTeCan or GTC; Great Canary Telescope), at Roque de los Muchachos Observatory CN Gran Telescopio Canarias, Roque... 426 KB (101 words) - 09:13, 3 May 2024 |
the 10-m Keck Telescope at Mauna Kea Observatory and the 10.4-m Gran Telescopio Canarias at Roque de los Muchachos Observatory in October 2013 revealed... 38 KB (3,994 words) - 00:14, 26 January 2024 |
single massive WR star or binary system. In 2022 astronomers from the Gran Telescopio Canarias reported the first supernova explosion of a Wolf–Rayet star.... 96 KB (10,597 words) - 16:01, 2 May 2024 |
gov. Retrieved 5 March 2012. "Observatorio de Calar Alto: telescopio de 1,5 metros". Telescopios.org. Archived from the original on 24 June 2009. Retrieved... 60 KB (2,127 words) - 00:18, 29 March 2024 |
GLORIA project - about gloria-project-eu, retrieved January 12, 2014. Telescopio chileno capta su primera supernova Archived 2016-03-04 at the Wayback... 37 KB (3,943 words) - 20:52, 8 May 2024 |
fluxes used to calibrate the Guide Star Catalog GTC – (telescope) Gran Telescopio Canarias, the 10.4 m reflecting telescope on the island of La Palma, Canary... 139 KB (13,307 words) - 02:01, 3 February 2024 |
site in Arizona. The Curtis Schmidt telescope that was used for the southern all-sky survey was a twin to the Burrell Schmidt used in the northern survey... 119 KB (12,188 words) - 04:07, 17 November 2023 |