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OCA–DLR Asteroid Survey
The OCA–DLR Asteroid Survey (ODAS) was an astronomical survey to search for small Solar System bodies focusing on near-Earth objects in the late 1990s. This European scientific project was a collaboration between the French Observatoire de la Côte d'Azur (OCA) and the German Aerospace Center (DLR). The survey is credited for the discovery of one comet and more than 1000 minor planets during 1996–1999. Description ODAS operated in cooperation with a global effort regarding near-Earth objects that was begun by the "Working Group on Near-Earth Objects", a component of the International Astronomical Union. The project began October 1996 and ceased observations in April 1999 for a refurbishing. However the telescope has not been reopened since that time. Survey observations were made during the 15 days each month when moon light was at a minimum, during the first and last quarters of the lunar month. The operation used a 90 cm Schmidt telescope of the OCA at Calern, near ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Minor Planet
According to the International Astronomical Union (IAU), a minor planet is an astronomical object in direct orbit around the Sun that is exclusively classified as neither a planet nor a comet. Before 2006, the IAU officially used the term ''minor planet'', but that year's meeting IAU definition of planet, reclassified minor planets and comets into dwarf planets and Small Solar System body, small Solar System bodies (SSSBs).Press release, IAU 2006 General Assembly: Result of the IAU Resolution votes International Astronomical Union, August 24, 2006. Accessed May 5, 2008. In contrast to the eight official planets of the Solar System, all minor planets fail to clearing the neighborhood, clear their orbital neighborhood. Minor planets include asteroids (near- ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
16912 Rhiannon
Events January–March * January 6 – King William III of England, who rules Scotland and Ireland as well as being the Stadtholder of the Dutch Republic, departs from Margate to tend to the affairs of the Netherlands. * January 14 – A fleet of ships carrying 827 Spanish Navy sailors and marines arrives at Manzanillo Bay on the island of Hispaniola in what is now the Dominican Republic and joins 700 Spanish cavalry, then proceeds westward to invade the French side of the island in what is now Haiti. * January 15 – King Louis XIV of France issues an order specifically prohibiting play of games of chance, specifically naming basset and similar games, on penalty of 1,000 livres for the first offence. * January 23 – Spanish colonial administrator Domingo Terán de los Ríos, most recently the governor of Sonora y Sinaloa on the east side of the Gulf of California, is assigned by the Viceroy of New Spain to administer a new province that governs lands on both sides of t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
