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- استرجاع مجاني وسهل
- أفضل العروض
المواصفات
| الناشر | Collins |
| رقم الكتاب المعياري الدولي 13 | 9780007540754 |
| رقم الكتاب المعياري الدولي 10 | 0007540752 |
| الكاتب | Royal Observatory Greenwich |
| اللغة | English |
| وصف الكتاب | Easily find stars and constellations in the night sky every day of the year. A starfinder that allows visible stars to be identified for any date and time for locations in the Northern Hemisphere. Compiled by astronomical experts, Storm Dunlop and Wil Tirion and approved by the astronomers of the Royal Observatory Greenwich.An easy-to-use practical tool to help any astronomer identify the constellations and stars every day of the year. Just dial in the date and time by rotating the inner disk showing the time until it lines up with the relevant day of the year on the outer ring. The part of the sky appearing on the planisphere shows the arrangement of the stars above you.This star chart is suitable for use anywhere in Britain and Ireland, Northern Europe, Canada and Northern USA. Best viewed as near to latitude 50 degrees north as possible.The moveable disk also comes in a wallet which contains further information about stargazing. |
| عن المؤلف | The Royal Observatory, Greenwich is the home of Greenwich Mean Time and the Prime Meridian of the World, making it the official starting point for each new day and year. It is also home to London's only planetarium, the Harrison timekeepers and the UK's largest refracting telescope. It runs the annual Astronomy Photographer of the Year competition.Storm Dunlop is an experienced Astronomy and meteorology author andtranslator. Books include Clouds (Haynes, 2019), Gem Weather (Collins,2012), How to Read the Weather (National Trust, 2018), MeteorologyManual (Haynes, 2014), Practical Astronomy (Philip’s, 2012) and is thelead author for the bestselling annual Guide to the Night Sky (Collins).Fellow of the Royal Astronomical Society, the Royal MeteorologicalSociety and a member of the International Astronomical Union.Wil Tirion was trained in graphic arts and has always had an interest in astronomy and especially star charts. In 1983 he became a self-employed full time Uranographer. Since then he has contributed to many atlases, books and magazines. In 1987 he received the ‘Dr. J. van der Bilt-prize’, a Dutch award for amateur astronomers. In 1993 this was followed by a second, more international ‘award’, when a minor planet was named after him: (4648) Tirion = 1931 UE. |
| تاريخ النشر | 2013-11-07 |
| عدد الصفحات | 4 pages |
Planisphere: Latitude 50°N – for Use in the Uk and Ireland, Northern Europe, Northern USA and Canada
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