This image combines data from two optical systems and frames the area
around the famous Horsehead Nebula

System 1.
Orion Optics AG12 F3.8
Starlightxpress SXVF-H694, SX USB CFW, SX OAG unit + Atlas Focuser
HaRGB = 240 45 45 45min = (bin 1X1) Astronomik filters
-20C chip temp, no darks, no flats
Focal length 1180mm
Image scale 0.84"/pix
Guide Camera: Starlightxpress Lodestar

System 2.
AP152 F7.5 Starfire APO + FLI ProLine11002 CCD & CFW-2-7
LHaRGB = 70 180 50 50 50 min Astronomik 50mm square filters
-30C chip temp, darks and flats (AstroHandy LightRing used for flats)
Image scale = 1.4"/pix
Guide Camera: Starlightxpress SXVH9