First time adding in Ha to RGB

Object ID M1 Crab Nebula
Details RGB: 2018-12-03
Ha: 2018-11-01
Telescope 250mm f4.8 Newtonian
IDAS P1 LPR
Camera Atik 460EX @-20C
Baader 7nm Ha and RGB filters
Exposure(s) Ha 6x300s 1×1
RGB 10x60s each 2×2
Darks / BPM
Capture APT
Processing Nebulosity, Photoshop