46P/Wirtanen over discovery dome
Taken by Rick Baldridge on December 28, 2018 @ Lick Observatory, Mt. Hamilton, CA.
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The comet over the 20" Carnegie Double-astrograph dome used to take the discovery image by Carl A. Wirtanen on Jan. 17, 1948. Canon 70D, 17mm f2.8, 3200 ISO, 20 seconds.
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