Had to discard the L channel as underexposed.

Object ID C49 Rosette Nebula and NGC 2244
Details Nebula and Open Cluster, Monoceros
Mag. 9 Size 1.3 degrees
Telescope C80ED @ f5.6 (x0.75 reducer)
Camera Atik 460EX (-15C) and SX filter wheel
IDAS P2 LPR filter
Exposure(s) RGB 10x60s each 2×2
darks, no flats or bias
Capture APT, finder guiding with PHD2
Processing Stacked in Nebulosity, processed in Photoshop and Lightroom