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M67


From the author of   Welcome to the Universe in 3D

Hertzsprung-Russell diagram.



20:59 EDT April 18, 2020.
Starlight Express Trius SX-694 on 10" RC at f/9.
L=12min, R=8min, G=8min, B=8min (unguided 40-second and 60-second subexposures). Nonlinear stretch.
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