Difference between revisions 1952676 and 1965042 on enwikiversity

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[[Image:Brorfelde Schmidt Telescope.jpg|thumb|right|250px|The Schmidt Telescope at the former Brorfelde Observatory is now used by amateur astronomers. Credit: [[commons:User:Moeng|Mogens Engelund]].]]
A '''radiation telescope''' is an instrument designed to collect and focus radiation so as to make distant sources appear nearer.
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==Astronomy==
{{main|Keynote lectures/Astronomy}}
(contracted; show full)

==Spectroscopy==
{{main|Radiation astronomy/Spectroscopy|Spectroscopy}}
'''Astronomical spectroscopy''' is the technique of [[w:spectroscopy|spectroscopy]] used in 
[[astronomy]]. The object of study is the [[w:electromagnetic spectrum|spectrum]] of [[w:electromagnetic radiation|electromagnetic radiation]], including visible light, which [[w:radiant energy|radiates]] from [[w:star|star]]s and other celestial objects. Spectroscopy can be used to derive many properties of distant stars and galaxies, such as their chemical composition, but also their motion by [[w:Doppler shift|Doppler shift]] measurements.

==Spectrometers==
{{main|Radiation astronomy/Spectrometers|Spectrometers}}
(contracted; show full)* [http://www.springerlink.com/ SpringerLink]
* [http://www.tandfonline.com/ Taylor & Francis Online]
* [http://heasarc.gsfc.nasa.gov/cgi-bin/Tools/convcoord/convcoord.pl Universal coordinate converter]
* [http://onlinelibrary.wiley.com/advanced/search Wiley Online Library Advanced Search]
* [http://search.yahoo.com/web/advanced Yahoo Advanced Web Search]

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[[Category:Radiation astronomy/Lectures]]
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