M27 "The Butterfly"
L (H-a + 0III) R (H-a) G (0III) B (0III)
LRGB 600 x 7 each 1 x 1
H-a (5nm) 1800 x 21 1 x 1
0 III (3nm) 1800 x 21 1 x 1
Plane Wave CDK 17 f/6.8
Apogee 16803
Astrodon Gen II filters
A/P 1200 GTO mount
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