Sh2-275 Rosette Nebula
This image is composed of RGB frames (10 each) at 3min/frame plus 20 Ha, 15 Sii and 44 Oiii at 5 min/frame for an integrated time of 8hrs+5min plus associated calibration frames.
Telescope was the Evostar 80ED and Vixen SXD2 mount. EFW Filter wheel and ZWO ASI1600 MM Pro camera at -10C, Bin 1x1, Gain 139, Offset 21.
Upper Coverdale New Brunswick, February 2023