M27 in bi-color narrowband. Colors adjusted by hand to a more "natural" palette. Mapped as Ha-OIII-OIII

Telescope: Orion EON80ED
Camera: Atik 314L+
Autoguider: StarlightXpress Lodestar
Filters: Astronomik Ha, OIII

Ha: 12x1200s, 6x600s
OIII: 12x1200s, 3x1800s