pineal-gland
发表于 2025-3-23 10:48:17
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爆米花
发表于 2025-3-23 17:40:27
Linda Groveunts for the various models (plus accessories) on the market and descriptions of the many innovations that amateurs have made to optimize their telescopes‘ performance. .978-1-4419-8785-3978-1-4419-8786-0Series ISSN 1431-9756 Series E-ISSN 2197-6562
开始没有
发表于 2025-3-23 19:40:49
Imitation, Counterfeiting and the Quality of Goods in Modern Asian History
Dri727
发表于 2025-3-23 23:24:07
Kazuko Furuta,Toshiaki Ushijima 100 deep sky objects that benefit from the use of filters – all personally observed by the author – with notes on the filters used (or potentially of use) in their observation and imaging. There are also notes978-1-4939-1043-4978-1-4939-1044-1Series ISSN 1431-9756 Series E-ISSN 2197-6562
策略
发表于 2025-3-24 02:29:30
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MAG
发表于 2025-3-24 09:39:50
Masayuki Tanimotoific make and model, and finally, to use the telescope in the field. Covered in other chapters are: Solar System and deep-sky observations; astrophotography and computer control of CATs; and troubleshooting and978-3-030-39776-0978-3-030-39777-7Series ISSN 1431-9756 Series E-ISSN 2197-6562
LAPSE
发表于 2025-3-24 11:15:44
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有说服力
发表于 2025-3-24 17:14:53
ilable to the amateur astronomer. No other item of equipment commands such vigorous debate, or has evolved into such a remarkable array of forms and functions. ‘Choosing and Using Astronomical Eyepieces‘ provides a vast amount of reference material to point readers towards the best buys and the righ
Dignant
发表于 2025-3-24 20:27:11
ilable to the amateur astronomer. No other item of equipment commands such vigorous debate, or has evolved into such a remarkable array of forms and functions. ‘Choosing and Using Astronomical Eyepieces‘ provides a vast amount of reference material to point readers towards the best buys and the righ
Agnosia
发表于 2025-3-25 02:33:02
Masataka Setobayashier improving filtered astro images..The last part of the book is an observational guide to 100 deep sky objects that benefit from the use of filters – all personally observed by the author – with notes on the filters used (or potentially of use) in their observation and imaging. There are also notes