M31 (NGC224) in Andromeda, the biggest and the best!

EXPOSURE DATA: Olympus OM E.Zuiko Auto-T f:4 200mm camera lens, operated at f:8, on a Vixen Sky-Watcher EQ6-R pro equatorial mount; Captured with SIPS by a ZWO ASI 183MM Pro CMOS camera, with Baader LRGB filters; Guiding by PSD2 with a ZWO ASI 224MC through a Sky-Watcher 70/900 achromatic refractor; Exposures L=30x240s full sensor, RGB each 15x240s 2x2 binning, taken November 6, 2020 from my backyard in The Hague, Netherlands. Post-processed with DeepSkyStacker, SIPS, AstroArt 3 and GIMP.

EXPOSURE DATA: Pentax Takumar 135mm f/3.5 camera lens on a Vixen SP-DX equatorial mount; modified Starlight Xpress MX5-C CCD camera, with IR filter; mosaic of two frames, each exposed 8 x 3 minutes, taken November 9, 2005 from my backyard in The Hague, Netherlands.

Below an older image is shown, taken with a Pentax Takumar 135mm f/3.5 camera lens on a Vixen SP equatorial mount; Starlight Xpress MX5-C CCD camera; mosaic of four frames, each exposed 10 x 2 minutes, taken September 9, 2004 from my backyard in The Hague, Netherlands.