Barn door tracker

Barn door tracker
Results: 1

#	Item
1	Astronomy Boy: CG-5 Mount Improvements Add to Reading List Source URL: www.astronomyboy.com Language: English - Date: 2009-01-10 00:38:37 Equatorial mount Comet Hale–Bopp Setting circles Amateur astronomy Right ascension Bopp Barn door tracker Tripod Telescope mount Observational astronomy Telescopes Celestial coordinate system