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Star Trails Over Newall Telescope

By: Matsopoulos N. Theofanis

 

Penteli Observatory, Greece

2011 November 18

 

From the photographer: "Star trails over the famous Newall refractor at Penteli Observatory, Greece. The Newall telescope was constructed in 1869. The lens is 25 inches and the focal length is about 9 meters."
Matsopoulos N. Theofanis - http://matsopoulos.blogspot.com/

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