Messier 42-Orion Nebula Combined LRGB & Narrowband

Takahashi FS152, FLI16803, LRGB image taken 2-25-2012, L 20x5min, R,G,B 20x2.5 min binned 2:1, total 80 images, 250min,
Narrowband image taken 2-7-2016, SynLum,RGB(Ha=1.5, Sii=0.5, Oiii=1.5)Ha(red)=18x5min, Sii(green),Oiii(blue)=18x5min 4:4,total 54 images, 4 hr 30min
Combined narrowband with LRGB image using PS CC2016 screen blending mode