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Associated Universities, Inc
Associated Universities, Inc. (AUI) is a research management corporation that builds and operates facilities for the research community. It is a not-for-profit 501(c)(3) corporation headquartered in Washington, D.C., United States. The current president is Adam Cohen. The corporation's major current operating unit is the National Radio Astronomy Observatory, which it operates under a Cooperative Agreement with the National Science Foundation. The member institutions of the corporation are Columbia, Cornell, Harvard, Johns Hopkins, Massachusetts Institute of Technology, UPennsylvania, Princeton, URochester, and Yale. History AUI was established in 1946 as an educational institution dedicated to research, development, and education in the physical, biological and engineering sciences. Nine northeastern universities joined in sponsoring AUI in 1946: Columbia University, Cornell University, Harvard University, Johns Hopkins University, Massachusetts Institute of Technology, Un ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Washington, District Of Columbia
Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and Federal district of the United States, federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with Maryland to its north and east. It was named after George Washington, the first president of the United States. The district is named for Columbia (personification), Columbia, the female National personification, personification of the nation. The Constitution of the United States, U.S. Constitution in 1789 called for the creation of a federal district under District of Columbia home rule, exclusive jurisdiction of the United States Congress, U.S. Congress. As such, Washington, D.C., is not part of any U.S. state, state, and is not one itself. The Residence Act, adopted on July 16, 1790, approved the creation of the Capital districts and territories, capital district along the Potomac River. The city ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Association Of Universities For Research In Astronomy
The Association of Universities for Research in Astronomy (AURA) is a consortium of universities and other institutions that operates astronomical observatories and telescopes. Founded October 10, 1957, with the encouragement of the National Science Foundation (NSF), AURA was incorporated by a group of seven U.S. universities: California, Chicago, Harvard, Indiana, Michigan, Ohio State, and Wisconsin. The first meeting of the board of directors took place in Ann Arbor, Michigan. Today, AURA has 47 member institutions in the United States and 3 international affiliate members. AURA began as a small organization dedicated to ground-based optical astronomy, managing a range of 1- to 4-meter telescopes and providing community advocacy for optical/infrared astronomy. Over the years, AURA expanded its focus to include Solar Astronomy and the Gemini 8-meter telescopes, going on to partner with other consortia such as WIYN (Wisconsin Indiana Yale & NOAO) and SOAR (Southern Astrophys ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
VLBA
The Very Long Baseline Array (VLBA) is a system of ten radio telescopes which are operated remotely from their Array Operations Center located in Socorro, New Mexico, as a part of the National Radio Astronomy Observatory (NRAO). These ten radio antennas work together as an array that forms the longest system in the world that uses very long baseline interferometry. The longest baseline available in this interferometer is about . The construction of the VLBA began in February 1986 and it was completed in May 1993. The first astrometrical observation using all ten antennas was carried out on May 29, 1993. The total cost of building the VLBA was about $85 million. The array is funded by the National Science Foundation, and costs about $10 million a year to operate. Each receiver in the VLBA consists of a parabolic dish antenna 25 meters (82 feet) in diameter, along with its adjacent control building. This contains the supporting electronics and machinery for the receiver, includ ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
United States National Radio Quiet Zone
The National Radio Quiet Zone (NRQZ) is a large area of land in the United States designated as a radio quiet zone, in which radio transmissions are restricted by law to facilitate scientific research and the gathering of military intelligence. About half of the zone is located in the Blue Ridge Mountains of west-central Virginia while the other half is in the Allegheny Mountains of east-central West Virginia; a small part of the zone is in the southernmost tip of the Maryland panhandle. Location The Quiet Zone is an approximate rectangle of land, on the north edge, on the south edge and on the east and west edges, comprising approximately . It straddles the borders of Virginia and West Virginia, and also includes a small part of Maryland. The NRQZ is centered between the Green Bank Observatory in Green Bank, West Virginia, and Sugar Grove Station in Sugar Grove, West Virginia. It includes all land with latitudes between 37° 30′ 0.4″ N and 39° 15′ 0.4″ N, and lo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Green Bank, West Virginia
Green Bank is a census-designated place in Pocahontas County in West Virginia's Potomac Highlands inside the Allegheny Mountain Range. Green Bank is located along WV 28. Green Bank is home to the Green Bank Observatory and is also close to the Snowshoe Mountain ski resort. As of the 2020 census, its population was 141. The community was named for a green riverbank near the original town site. National Radio Quiet Zone Green Bank is located within the National Radio Quiet Zone, which means that radio transmissions are heavily restricted by law. This policy is enforced by a "radio policeman" who uses specialized equipment to detect signals from unauthorized electronics. Green Bank is home to the Green Bank Telescope, the world's largest fully steerable radio telescope, which was operated by the National Radio Astronomy Observatory (NRAO) until September 30, 2016. Since October 1, 2016, the Telescope has been operated by the Green Bank Observatory, which is no longer part of t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Green Bank Observatory
The Green Bank Observatory (previously National Radio Astronomy Observatory, Green Bank) is an Observatory, astronomical observatory located in the United States National Radio Quiet Zone, National Radio Quiet Zone in Green Bank, West Virginia, Green Bank, West Virginia, U.S. It is the operator of the Green Bank Telescope, Robert C. Byrd Green Bank Telescope, the world's largest fully steerable radio telescope. The observatory was established as the National Science Foundation's (NSF) National Radio Astronomy Observatory (NRAO) in 1956 and made its first observations in 1958. It served as the NRAO's headquarters until 1966, after which the facility was known as the National Radio Astronomy Observatory, Green Bank. In October 2016, the observatory became an independent institution following a 2012 recommendation that the NSF fully divest itself from the facility by October 1, 2016. Green Bank Observatory subsequently retained partial NSF funding, established private contracts, an ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Green Bank Telescope
The Robert C. Byrd Green Bank Telescope (GBT) in Green Bank, West Virginia, US is the world's largest fully steerable radio telescope, surpassing the Effelsberg 100-m Radio Telescope in Germany. The Green Bank site was part of the National Radio Astronomy Observatory (NRAO) until September 30, 2016. Since October 1, 2016, the telescope has been operated by the independent Green Bank Observatory. The telescope's name honors the late Senator Robert C. Byrd who represented West Virginia and who pushed the funding of the telescope through Congress. The Green Bank Telescope operates at meter to millimeter wavelengths. Its 100-meter diameter collecting area, unblocked aperture, and good surface accuracy provide superb sensitivity across the telescope's full 0.1–116 GHz operating range. The GBT is fully steerable, and 85 percent of the local celestial hemisphere is accessible. It is used for astronomy about 6500 hours every year, with 2000–3000 hours per year going to high ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
ALMA
Alma or ALMA may refer to: Arts and entertainment * ''Alma'' (film), a 2009 Spanish short animated film * ''Alma'', an upcoming film by Sally Potter * ''Alma'' (Oswald de Andrade novel), 1922 * ''Alma'' (Le Clézio novel), 2017 * ''Alma'' (play), a 1996 drama by Joshua Sobol about Alma Mahler-Werfel * ''Alma'' (Carminho album), 2012 * Alma (Nicki Nicole album), 2023 * "Alma" (song), by Fonseca, 2008 * "Alma", a song by Tom Lehrer from the 1965 album ''That Was the Year That Was'' * ALMA Award, or American Latino Media Arts Award Businesses * Alma (restaurant), an Asian fusion restaurant located in Toronto, Ontario * Alma Books, a British publishing house * Alma Media, a Finnish digital service business * ALMA de México, a low-cost airline Military * Battle of the Alma, an 1854 Crimean War battle * ''Alma''-class ironclad, French Navy corvettes built in the 1860s ** French ironclad ''Alma'' People and fictional characters * Alma (given name), including a list of peo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
CDL
CDL may refer to: In general * AD 450, a year in the Common Era, rendered as "CDL" in Roman numerals * 450 (number), rendered as "CDL" in Roman numerals People *Chancellor of the Duchy of Lancaster, a senior appointment in the British cabinet *Chief of Defence Logistics, formerly a senior appointment in the British Armed Forces Places * Chodiala railway station (station code CDL), Saharanpur, Uttar Pradesh, India; a train station * Carbondale station (station code CDL), Carbondale, Illinois, USA; a train station * Candle 2 Airport (IATA airport code CDL), Candle, Alaska, USA; see List of airports in Alaska Groups, Organizations, Companies *California Digital Library *Call of Duty League, a professional esports league for the video game series ''Call of Duty'' *Canadian Defence Lawyers *House of Freedoms (CdL, ), a former political alliance in Italy * CCAir (ICAO airline code CDL), a U.S. airline *Liberal Democratic Centre (CDL, ), a former political party in Spain *China Democ ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Very Large Array
The Karl G. Jansky Very Large Array (VLA) is a centimeter-wavelength radio astronomy observatory in the southwestern United States built in the 1970s. It lies in central New Mexico on the Plains of San Agustin, between the towns of Magdalena, New Mexico, Magdalena and Datil, New Mexico, Datil, approximately west of Socorro, New Mexico, Socorro. The VLA comprises twenty-eight 25-meter radio telescopes (twenty-seven of which are operational while one is always rotating through maintenance) deployed in a Y-shaped array and all the equipment, instrumentation, and computing power to function as an astronomical interferometer, interferometer. Each of the massive telescopes is mounted on double parallel railroad tracks, so the radius and density of the array can be transformed to adjust the balance between its angular resolution and its surface brightness sensitivity. Astronomers using the VLA have made key observations of black holes and protoplanetary disks around Stellar age estimati ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
European Southern Observatory
The European Organisation for Astronomical Research in the Southern Hemisphere, commonly referred to as the European Southern Observatory (ESO), is an intergovernmental organization, intergovernmental research organisation made up of 16 member states for ground-based astronomy. Created in 1962, ESO has provided astronomers with state-of-the-art research facilities and access to the southern sky. The organisation employs over 750 staff members and receives annual member state contributions of approximately €162 million. Its observatories are located in northern Chile. ESO has built and operated some of the largest and most technologically advanced telescopes. These include the 3.6 m New Technology Telescope, an early pioneer in the use of active optics, and the Very Large Telescope (VLT), which consists of four individual 8.2 m telescopes and four smaller auxiliary telescopes which can all work together or separately. The Atacama Large Millimeter Array observes the u ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Atacama Large Millimeter/submillimeter Array
The Atacama Large Millimeter/submillimeter Array (ALMA) is an astronomical interferometer of 66 radio telescopes in the Atacama Desert of northern Chile, which observe electromagnetic radiation at millimeter and submillimeter wavelengths. The array has been constructed on the elevation Chajnantor plateau – near the Llano de Chajnantor Observatory and the Atacama Pathfinder Experiment. This location was chosen for its high elevation and low humidity, factors which are crucial to reduce noise and decrease signal attenuation due to Earth's atmosphere. ALMA provides insight on star birth during the early Stelliferous era and detailed imaging of local star and planet formation. ALMA is an international partnership amongst Europe, the United States, Canada, Japan, South Korea, Taiwan, and Chile. Costing about US$1.4 billion, it is the most expensive ground-based telescope in operation. ALMA began scientific observations in the second half of 2011 and the first images were releas ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
