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Titlebook: Observing the Caldwell Objects; David Ratledge Book 2000 Springer-Verlag London 2000 astronomy.deep-sky.star.telescope

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发表于 2025-3-21 16:11:38 | 显示全部楼层 |阅读模式
书目名称Observing the Caldwell Objects
编辑David Ratledge
视频video
概述Each Caldwell object is on a double-page spread, practical for field use.For every object there is: - A photographic image; - Full technical information; - A finder chart (with TelradTM circles; - Sta
图书封面Titlebook: Observing the Caldwell Objects;  David Ratledge Book 2000 Springer-Verlag London 2000 astronomy.deep-sky.star.telescope
描述Background A new collection of deep sky targets for the modern amateur astronomer was long overdue. The traditional catalogue of deep sky objects, i.e. that produced by Messier over 200 years ago, has become a victim of its own success. Those objects have now become far too well known, over-viewed, over-imaged and over-published. More importantly they have often resulted in more interesting objects being totally overlooked. The logic behind the compilation of Messier‘s objects was nothing more profound than that they might be confused for a comet! There must be a better way to choose the best deep sky objects for the modern era. It was time for a fresh approach. Enter Patrick Moore. As an active observer for over half a century and the last 40 years of which, as presenter ofBBC TV‘s Sky at Night, he has travelled all over the World and never missed the opportunity to observe the skies. This has given him an in-depth, practical knowledge of deep sky objects in both northern and southern hemispheres.
出版日期Book 2000
关键词astronomy; deep-sky; star; telescope
版次1
doihttps://doi.org/10.1007/978-1-4471-0369-1
isbn_softcover978-1-85233-628-8
isbn_ebook978-1-4471-0369-1
copyrightSpringer-Verlag London 2000
The information of publication is updating

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发表于 2025-3-21 20:17:48 | 显示全部楼层
发表于 2025-3-22 02:23:20 | 显示全部楼层
David Ratledgeht critical air vehicle requirements. A designer needs to know how to integrate complex, multi-disciplinary systems, and to understand the environment, the requ978-3-031-79582-4Series ISSN 2573-3168 Series E-ISSN 2573-3176
发表于 2025-3-22 05:48:00 | 显示全部楼层
rld and never missed the opportunity to observe the skies. This has given him an in-depth, practical knowledge of deep sky objects in both northern and southern hemispheres.978-1-85233-628-8978-1-4471-0369-1
发表于 2025-3-22 11:01:48 | 显示全部楼层
re air vehicles, they fly like airplanes and operate in an airplane environment. They are designed like air vehicles; they have to meet flight critical air vehicle requirements. A designer needs to know how to integrate complex, multi-disciplinary systems, and to understand the environment, the requ
发表于 2025-3-22 14:40:40 | 显示全部楼层
Book 2000 40 years of which, as presenter ofBBC TV‘s Sky at Night, he has travelled all over the World and never missed the opportunity to observe the skies. This has given him an in-depth, practical knowledge of deep sky objects in both northern and southern hemispheres.
发表于 2025-3-22 19:16:37 | 显示全部楼层
Introduction,uced by Messier over 200 years ago, has become a victim of its own success. Those objects have now become far too well known, over-viewed, over-imaged and over-published. More importantly they have often resulted in more interesting objects being totally overlooked. The logic behind the compilation
发表于 2025-3-22 21:23:45 | 显示全部楼层
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