• Thumbnail for Paris Observatory
    The Paris Observatory (French: Observatoire de Paris; French pronunciation: [ɔbsɛʁvatwaʁ də paʁi]), a research institution of the Paris Sciences et Lettres...
    29 KB (2,961 words) - 04:12, 23 October 2024
  • Thumbnail for United States Naval Observatory
    The United States Naval Observatory (USNO) is a scientific and military facility that produces geopositioning, navigation and timekeeping data for the...
    38 KB (3,293 words) - 22:41, 5 October 2024
  • Thumbnail for 14th arrondissement of Paris
    [aʁɔ̃dismɑ̃ də lɔpsɛʁvatwaʁ]; meaning "arrondissement of the Observatory", after the Paris Observatory), is one of the 20 arrondissements of the capital city...
    8 KB (720 words) - 23:56, 22 October 2024
  • Thumbnail for Yerkes Observatory
    Yerkes Observatory (/ˈjɜːrkiːz/ YUR-keez) is an astronomical observatory located in Williams Bay, Wisconsin, United States. The observatory was operated...
    65 KB (5,879 words) - 10:37, 21 October 2024
  • Thumbnail for Observatory
    Denmark 1633: Leiden Observatory, Netherlands 1642: Panzano Observatory, Italy 1642: Round Tower, Denmark 1667: Paris Observatory, France 1675: Royal Greenwich...
    30 KB (2,742 words) - 20:22, 27 October 2024
  • This is a list of observatory codes (IAU codes or MPC codes) published by the Minor Planet Center. For a detailed description, see observations of small...
    427 KB (109 words) - 12:49, 22 October 2024
  • Thumbnail for Paris meridian
    The Paris meridian is a meridian line running through the Paris Observatory in Paris, France – now longitude 2°20′14.02500″ East. It was a long-standing...
    33 KB (3,940 words) - 22:40, 5 October 2024
  • Thumbnail for Urbain Le Verrier
    astronomy, particularly celestial mechanics, and accepted a job at the Paris Observatory. He spent most of his professional life there, eventually becoming...
    20 KB (2,068 words) - 03:20, 24 October 2024
  • Thumbnail for Aquarius (constellation)
    April 2012 "Planet WASP-6 b", The Extrasolar Planet Encyclopedia, Paris Observatory, 8 April 2012, archived from the original on 14 March 2014, retrieved...
    36 KB (3,997 words) - 12:47, 4 October 2024
  • Thumbnail for Giovanni Domenico Cassini
    of France helped to set up the Paris Observatory, which opened in 1671; he would remain the director of the observatory for the rest of his career until...
    24 KB (2,581 words) - 02:48, 24 October 2024
  • Encyclopaedia. Paris Observatory. "The Extrasolar Planet Encyclopaedia — TOI-1836 Ac". Extrasolar Planets Encyclopaedia. Paris Observatory. Polanski, Alex...
    118 KB (7,232 words) - 15:43, 31 October 2024
  • Thumbnail for Henri-Alexandre Deslandres
    Henri-Alexandre Deslandres (category University of Paris alumni)
    January 1948) was a French astronomer, director of the Meudon and Paris Observatories, who carried out intensive studies on the behaviour of the atmosphere...
    8 KB (596 words) - 08:56, 13 September 2024
  • Thumbnail for Frédéric Sy
    planets. He worked at the Paris Observatory from 1879 to 1887, and as the assistant astronomer at the Algiers Observatory, North Africa, from 1887 to...
    3 KB (192 words) - 14:59, 23 June 2024
  • Thumbnail for Maurice Loewy
    Catholicism. The director of the observatory Karl L. Littrow was a correspondent of Urbain Le Verrier, director of the Paris Observatory and he secured a position...
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  • Thumbnail for Jean Baptiste Joseph Delambre
    historian of astronomy, and geodesist. He was also director of the Paris Observatory, and author of well-known books on the history of astronomy from ancient...
    14 KB (1,488 words) - 08:52, 20 June 2024
  • Thumbnail for Nançay Radio Observatory
    The Nançay Radio Observatory (in French: Station de Radioastronomie de Nançay), opened in 1956, is part of Paris Observatory, and also associated with...
    19 KB (2,369 words) - 22:49, 25 May 2024
  • Thumbnail for Jérôme Lalande
    His parents sent him to Paris to study law, but as a result of lodging in the Hôtel Cluny, where Delisle had his observatory, he was drawn to astronomy...
    13 KB (1,338 words) - 14:44, 12 September 2024
  • Thumbnail for André-Louis Danjon
    astronomer who served as director of the Observatory of Strasbourg from 1930 to 1945 and of the Paris Observatory from 1945 to 1963. He developed several...
    9 KB (973 words) - 12:40, 3 October 2024
  • Thumbnail for Lick Observatory
    The Lick Observatory is an astronomical observatory owned and operated by the University of California. It is on the summit of Mount Hamilton, in the Diablo...
    29 KB (2,957 words) - 05:49, 31 August 2024
  • Thumbnail for Jacques Vallée
    Francisco, California and Paris, France. His scientific career began as a professional astronomer at the Paris Observatory. Vallée co-developed the first...
    25 KB (2,974 words) - 23:58, 24 September 2024
  • Thumbnail for Ernest Mouchez
    June 1892) was a French naval officer who became director of the Paris Observatory and launched the ill-fated Carte du Ciel project in 1887. Born in...
    7 KB (726 words) - 08:08, 21 August 2024
  • Thumbnail for Pierre Puiseux
    Born in Paris, son of Victor Puiseux, he was educated at the École Normale Supérieure before starting work as an astronomer at the Paris Observatory in 1885...
    5 KB (290 words) - 05:44, 27 September 2024
  • Thumbnail for Markree Observatory
    telescope. The observatory was also home to the largest refractor of the early 1830s, which had a 13.3-inch (340 mm) aperture Cauchoix of Paris lens; the largest...
    14 KB (1,406 words) - 05:43, 26 July 2024
  • Thumbnail for Metre
    through triangulation of Paris meridian. In 1671, Jean Picard also measured the length of a seconds pendulum at Paris Observatory and proposed this unit...
    106 KB (11,331 words) - 08:12, 20 October 2024
  • Thumbnail for Rømer's determination of the speed of light
    attributed to Danish astronomer Ole Rømer, who was working at the Royal Observatory in Paris at the time. By timing the eclipses of Jupiter's moon Io, Rømer estimated...
    40 KB (5,317 words) - 11:10, 4 September 2024
  • Thumbnail for Halley's Comet
    followed, more refined mathematics would be worked on, notable by Paris Observatory; the work on Halley also provided a boost to Newton and Kepler's rules...
    110 KB (11,105 words) - 17:28, 27 October 2024
  • Thumbnail for Geographic coordinate system
    adopted Greenwich Mean Time in place of local determinations by the Paris Observatory in 1911. The latitude ϕ of a point on Earth's surface is the angle...
    22 KB (2,491 words) - 14:18, 29 October 2024
  • Thumbnail for Pic du Midi de Bigorre
    of the Pic du Midi Observatory. The Pic du Midi Observatory (French: Observatoire du Pic du Midi) is an astronomical observatory located at 2,877 meters...
    16 KB (1,326 words) - 14:16, 24 October 2024
  • Royal Observatory may refer to: Royal Observatory, Greenwich in England (formerly the Royal Greenwich Observatory) Paris Observatory in France (formerly...
    459 bytes (85 words) - 06:33, 24 October 2015
  • Thumbnail for Atomic clock
    (French: Bureau International de l'Heure, abbreviated BIH), at the Paris Observatory, the National Radio Company, Bomac, Varian, Hewlett–Packard and Frequency...
    119 KB (12,775 words) - 12:53, 15 October 2024