'Silver Coin' Galaxy, NGC 253 in Sculptor

37 x 1-minute unguided exposures at ISO 3200 (taken 8 Sept 2019 and 19 Sept 2015).

Astro-modified EOS 600D & Revelation 12" f/4 Newtonian reflector telescope.

Registered and stacked using DeepSkyStacker; curves adjusted in Canon Photo Professional; noise reduction via CyberLink PhotoDirector.

Done