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In astronomy, the meridian is the great circle passing through the celestial poles, as well as the zenith and nadir of an observer's location. Consequently, it contains also the north and south points on the horizon , and it is perpendicular to the celestial equator and horizon.
The observatory is operated by the University of Arizona and the Smithsonian Institution, and has a visitor center in nearby Amado, Arizona. The MMTO is the home of the MMT (formerly Multiple Mirror Telescope), which has a primary mirror 6.5 m in diameter .
Center for Astrophysics | Harvard & Smithsonian: 1973 Cambridge, Massachusetts, US Cerro Armazones Observatory: 1995 Atacama Desert, Chile Cerro Tololo Inter-American Observatory: 1962 Atacama Desert, Chile Cerro Pachón Observatory: 2000 Atacama Desert, Chile Chabot Space & Science Center: 1883 Oakland, California, US Chamberlin Observatory: 1890
Kitt Peak is the National Observatory of the United States, in contrast to the various benefactor and privately funded telescopes. The largest optical telescope at Kitt Peak is the 4 meter aperture Mayall reflector, and the bureaucracy also supports a variety of other instruments throughout the United States and internationally, but not telescopes such as Hubble, supported by NASA (which is a ...
This is a list of sites where claims for the use of archaeoastronomy have been made, sorted by country.. The International Council on Monuments and Sites (ICOMOS) and the International Astronomical Union (IAU) jointly published a thematic study on heritage sites of astronomy and archaeoastronomy to be used as a guide to UNESCO in its evaluation of the cultural importance of archaeoastronomical ...
The Flagstaff Station is a command which was established by USNO (due to a century of eventually untenable light encroachment in Washington, D.C.) at a site five miles (8.0 km) west of Flagstaff, Arizona in 1955, and has positions for primarily operational scientists (astronomers and astrophysicists), optical and mechanical engineers, and support staff.
The Center highlights the Observatories history and features artifacts from Lowell's past and other scientific discoveries. [9] The Giovale Open Deck Observatory: It is the newest addition to the Lowell observatory that allows guests to learn astronomy during the day and night. It features six telescopes, six plinths on the deck's circumference ...
Steward Observatory is the research arm of the Department of Astronomy at the University of Arizona (UArizona). Its offices are located on the UArizona campus in Tucson, Arizona (US). Established in 1916, the first telescope and building were formally dedicated on April 23, 1923.