Galaxy NGC 253 in Sculptor
A tricky one to image, as it is very low in the sky from the UK.
13 x 1-minute unguided exposures at ISO 3200, f/4. Modified EOS 600D & Revelation 12" Newtonian reflector telescope.
Registered and stacked using DeepSkyStacker; initial curves adjusted in Canon Photo Professional; final curves & colour-balance adjusted using Paint Shop Pro; noise reduction via CyberLink PhotoDirector.
Galaxy NGC 253 in Sculptor
A tricky one to image, as it is very low in the sky from the UK.
13 x 1-minute unguided exposures at ISO 3200, f/4. Modified EOS 600D & Revelation 12" Newtonian reflector telescope.
Registered and stacked using DeepSkyStacker; initial curves adjusted in Canon Photo Professional; final curves & colour-balance adjusted using Paint Shop Pro; noise reduction via CyberLink PhotoDirector.