Messier 57 - Planetary Nebula in Lyra
Description: - Planetary Nebula in Lyra. M57 is fairly small at 1.8 x 1.4 arc minutes in size, magnitude 9.7. The central star is an observing challenge visually, it glows at magnitude 15.2. M57 is also known as NGC6720. Film: Hypered Kodak Tech-pam 2415 Scope: 16" f4.5 Newtonian Exposure: 15 Minutes Location: near Cochrane, Alberta Date: October 21, 1989

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