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Friday, July 15, 2011

Measuring the Earth-Sun distance during a lunar eclipse

Lunar Eclipse. Credit: Fred Espenak






The classical method for measure the Earth-Sun distance is due to Aristarchus and it is based upon the measure of the angle Moon-Earth-Sun when the Moon is exactly in quadrature. [...]
Comments:3 pages, 2 figures. Proc. of "Einstein 120" conference, Kyrgyz State University, 12 September 1999, Bishkek, Kyrghizsthan
Subjects:Instrumentation and Methods for Astrophysics (astro-ph.IM); History and Philosophy of Physics (physics.hist-ph)
Journal reference:"Einstein 120" conference,V. Gurovich ed., Kyrgyz State University, Bishkek, Kyrghizsthan, 2000
Cite as:arXiv:1107.0836v1 [astro-ph.IM]
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