When.com Web Search

  1. Ads

    related to: astronomy chart by zip code

Search results

  1. Results From The WOW.Com Content Network
  2. Clear Sky Chart - Wikipedia

    en.wikipedia.org/wiki/Clear_Sky_Chart

    Clear Sky Charts (called clocks until February 29, 2008) are web graphics which deliver weather forecasts designed specifically for astronomers. They forecast the cloud cover , transparency and astronomical seeing , parameters which are not forecast by civil or aviation forecasts. [ 1 ]

  3. Tycho-2 Catalogue - Wikipedia

    en.wikipedia.org/wiki/Tycho-2_Catalogue

    To enable rapid access of specific stars in the catalogue, WCSTools software numbers each star using its Guide Star region number (0001 to 9537) and a five-digit star number within each region, separated by a decimal point. sty2 lists Tycho-2 stars by number or sky region. imty2 lists the Tycho-2 stars within an IRAF or FITS image using the world coordinate system defined in its header.

  4. Star chart - Wikipedia

    en.wikipedia.org/wiki/Star_chart

    In Muslim astronomy, the first star chart to be drawn accurately was most likely the illustrations produced by the Persian astronomer Abd al-Rahman al-Sufi in his 964 work titled Book of Fixed Stars. This book was an update of parts VII.5 and VIII.1 of the 2nd century Almagest star catalogue by Ptolemy .

  5. 11 must-see astronomy events in 2025 - AOL

    www.aol.com/weather/11-must-see-astronomy-events...

    11 must-see astronomy events in 2025. The new year will be a busy one in the night sky with celestial sights of all types for everyone to enjoy, many of which can be viewed without needing a ...

  6. Celestial cartography - Wikipedia

    en.wikipedia.org/wiki/Celestial_cartography

    Celestial cartography, [1] uranography, [2] [3] astrography or star cartography [citation needed] is the aspect of astronomy and branch of cartography concerned with mapping stars, galaxies, and other astronomical objects on the celestial sphere. Measuring the position and light of charted objects requires a variety of instruments and techniques.

  7. Norton's Star Atlas - Wikipedia

    en.wikipedia.org/wiki/Norton's_Star_Atlas

    Norton's Star Atlas is a set of 16 celestial charts, first published in 1910 and currently in its 20th edition under the editorship of Ian Ridpath.The Star Atlas covers the entire northern and southern sky, with accompanying reference information for amateur astronomers.

  1. Ad

    related to: astronomy chart by zip code