intangibility
发表于 2025-3-23 10:40:11
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压倒性胜利
发表于 2025-3-23 17:43:04
Red Hill Observatory,elescope with 76 mm (3 in) aperture on a shaky altazimuth mount. This instrument was carried around to suitable observing places and also was part of the luggage in the car for the family vacations in England and Italy. After being given a simple equatorial mounting by my father I was able to take p
我要沮丧
发表于 2025-3-23 21:25:02
Powys Country Observatory,oused in people and especially children who have had no real opportunity to sample the practical side of astronomy. Schools, universities and societies can take advantage of this unique facility, which will cover a wide range of astronomical subjects and include meteorology and seismology. These dis
进入
发表于 2025-3-24 00:40:48
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宿醉
发表于 2025-3-24 05:20:43
Book 1996rope and America, showing how many astronomers have built their own observatory, often with effective and sometimes extraordinary improvisations to reduce the cost. There is a photograph of each, along with details of its construction and a foreword written by Patrick Moore. In addition to providing
奇思怪想
发表于 2025-3-24 09:23:41
A Solar Observatory with a Slide Roof in Jordanstown, Northern Ireland,ece end in a darkened observatory. Daytime seeing at my site in Jordanstown, Co. Antrim, was average to good, the open water of Belfast Lough lay 800 metres (half a mile) to the south-east and morning observations in that direction were generally good and sometimes excellent.
智力高
发表于 2025-3-24 10:51:31
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观点
发表于 2025-3-24 15:47:56
The Starlight CCD Observatory in Binfield, England,er instruments began to make the idea of an enclosure much more attractive. However, money and time prevented anything permanent from being built until many years after my first look at that bright comet in 1957.
我说不重要
发表于 2025-3-24 22:07:09
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sulcus
发表于 2025-3-25 02:22:14
Chigwell School Observatory in Chigwell, England,e been copied from one of the telescopes of William Herschel. It had an octagonal tube made of mahogany and was mounted on a wooden structure which was supported by four castors. The mirror was home-made of speculum metal!