The Hill-Brown Theory of the Moons Motion: Its Coming-to-be and Short-lived Asce

Description: The Hill-Brown Theory of the Moons Motion by Curtis Wilson Estimated delivery 3-12 business days Format Hardcover Condition Brand New Description The primary focus of this work is the mathematical, philosophical, and historical interest in the analytic solution to the lunar problem using the Hill-Brown method. It describes the development of the modern theory and calculation of the Moons motion. Publisher Description The Hill–Brown theory of the Moons motion was constructed in the years from 1877 to 1908, and adopted as the basis for the lunar ephemerides in the nautical almanacs of the US, UK, Germany, France, and Spain beginning in 1923. At that time and for some decades afterward, it was the most accurate lunar theory ever constructed. Its accuracy was due, rst, to a novel choice of "intermediary orbit" or rst approxi- tion, more nearly closing in on the Moons actual motion than any elliptical orbit ever could, and secondly to the care and discernment and stick-to-it-ive-ness with which the further approximations ("perturbations" to this initial orbit) had been computed and assembled so as yield a nal theory approximating the Moons path in real space with an accuracy of a hundredth of an arc-second or better. The method by which the Hill–Brown lunar theory was developed held the potentiality for still greater accuracy. The intermediary orbit of the Hill–Brown theory may be described as a periodic solution of a simpli ed three-body problem, with numerical parameters carried to 15 decimal places. George William Hill, a young American mathematician working for the U. S. Nautical Almanac Of ce, had proposed it, and computed the numerical parameters to their 15 places. A self-effacing loner, he had in his privately pursued studies come to see that the contemporary attempts at predicting the Moons motion were guaranteed to fail in achieving a lunar ephemeris of the accuracy desired. Details ISBN 144195936X ISBN-13 9781441959362 Title The Hill-Brown Theory of the Moons Motion Author Curtis Wilson Format Hardcover Year 2010 Pages 323 Edition 12201st Publisher Springer-Verlag New York Inc. GE_Item_ID:137619227; About Us Grand Eagle Retail is the ideal place for all your shopping needs! With fast shipping, low prices, friendly service and over 1,000,000 in stock items - you're bound to find what you want, at a price you'll love! Shipping & Delivery Times Shipping is FREE to any address in USA. Please view eBay estimated delivery times at the top of the listing. Deliveries are made by either USPS or Courier. We are unable to deliver faster than stated. International deliveries will take 1-6 weeks. NOTE: We are unable to offer combined shipping for multiple items purchased. This is because our items are shipped from different locations. Returns If you wish to return an item, please consult our Returns Policy as below: Please contact Customer Services and request "Return Authorisation" before you send your item back to us. Unauthorised returns will not be accepted. Returns must be postmarked within 4 business days of authorisation and must be in resellable condition. Returns are shipped at the customer's risk. We cannot take responsibility for items which are lost or damaged in transit. For purchases where a shipping charge was paid, there will be no refund of the original shipping charge. Additional Questions If you have any questions please feel free to Contact Us. Categories Baby Books Electronics Fashion Games Health & Beauty Home, Garden & Pets Movies Music Sports & Outdoors Toys

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