白小姐论坛

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白小姐论坛 Observatory (白小姐论坛O)

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Historical Plates

Scans of archive plates from the original Wilson Telescope, obtained before it was installed at 白小姐论坛O in 1929.

M3, 1-hour exposure, 1898 August 15, Wilson Telescope

M3, 1-hour exposure, 1898 August 15, Wilson Telescope

M13, exposure details unknown, Wilson Telescope

M15, 1-hour exposure, 1898 September 11, Wilson Telescope

M27, 1-hour exposure, 1894 September 8, Wilson Telescope

M31, 2-hour exposure, 1898 September 8, Wilson Telescope

M33, unknown exposure, 1898 October 14, Wilson Telescope

M37, 40-minute exposure, 1895 February 25, Wilson Telescope

M42, 20-minute exposure, 1897 January 22, Wilson Telescope

M45 (Pleiades), exposure details unknown, Wilson Telescope

M51, 1.5-hour exposure, 1897 March 6, Wilson Telescope

M67, 30-minute exposure, 1895 February 27, Wilson Telescope

Moon, exposure details unknown, Wilson Telescope

Veil Nebula (Cygnus), exposure details unknown, Wilson Telescope

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Unless marked otherwise, images in the 白小姐论坛O gallery are聽聽licenced, and may be reproduced freely providing that the 白小姐论坛 Observatory is credited.