標(biāo)題: Titlebook: Observing the Caldwell Objects; David Ratledge Book 2000 Springer-Verlag London 2000 astronomy.deep-sky.star.telescope [打印本頁(yè)] 作者: Orthosis 時(shí)間: 2025-3-21 16:11
書目名稱Observing the Caldwell Objects影響因子(影響力)
書目名稱Observing the Caldwell Objects影響因子(影響力)學(xué)科排名
書目名稱Observing the Caldwell Objects網(wǎng)絡(luò)公開度
書目名稱Observing the Caldwell Objects網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Observing the Caldwell Objects被引頻次
書目名稱Observing the Caldwell Objects被引頻次學(xué)科排名
書目名稱Observing the Caldwell Objects年度引用
書目名稱Observing the Caldwell Objects年度引用學(xué)科排名
書目名稱Observing the Caldwell Objects讀者反饋
書目名稱Observing the Caldwell Objects讀者反饋學(xué)科排名
作者: 背書 時(shí)間: 2025-3-21 20:17 作者: 生氣地 時(shí)間: 2025-3-22 02:23
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 作者: 有節(jié)制 時(shí)間: 2025-3-22 05:48
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作者: 祖?zhèn)?nbsp; 時(shí)間: 2025-3-22 11:01
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作者: 改變立場(chǎng) 時(shí)間: 2025-3-22 14:40
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.作者: regale 時(shí)間: 2025-3-22 19:16
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 作者: 我不怕犧牲 時(shí)間: 2025-3-22 21:23 作者: debase 時(shí)間: 2025-3-23 02:47 作者: archenemy 時(shí)間: 2025-3-23 07:50 作者: coagulate 時(shí)間: 2025-3-23 12:34 作者: 該得 時(shí)間: 2025-3-23 14:44 作者: nonradioactive 時(shí)間: 2025-3-23 21:27
David RatledgeEach 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作者: GOUGE 時(shí)間: 2025-3-23 23:01
http://image.papertrans.cn/o/image/700403.jpg作者: 有毛就脫毛 時(shí)間: 2025-3-24 04:53 作者: armistice 時(shí)間: 2025-3-24 07:21
Introduction,of Messier’s objects was nothing more profound than 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.作者: minion 時(shí)間: 2025-3-24 14:10
information; - A finder chart (with TelradTM circles; - StaBackground 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. Tho作者: Cytology 時(shí)間: 2025-3-24 15:35
Book 2000. 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 c作者: 蒼白 時(shí)間: 2025-3-24 19:19
6樓作者: Infelicity 時(shí)間: 2025-3-25 01:47
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7樓作者: 憤慨點(diǎn)吧 時(shí)間: 2025-3-25 10:18
7樓作者: Prologue 時(shí)間: 2025-3-25 15:34
7樓作者: NATAL 時(shí)間: 2025-3-25 19:41
7樓作者: 圍裙 時(shí)間: 2025-3-25 22:44
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