Deepsky - Pieter Vandevelde

NGC2244 (Caldwell 50) Rosette Nebula in Monoceros

Scope: 10" f/3.8 Newtonian
Mount: Mesu 200 Sitech
Guiding: Lodestar + custom oag
CMOS: ASI1600MM-Cool @ -20°C (first light with this camera)
Filter: Astrodon 5nm h-alpha
Exposure: 3.5 hrs total (5 min subexposures binned 1x1); Unity Gain setting

Resolution: 0.82 arcsec/pixel

Imaged: Early March 2017 (2 sessions).