2010-11-27 NGC2403

Galaxy NGC2403. Imaging session cut short, and I’m not happy with the results – insufficient subs for good s/n ratio, contrast was low due to collecting thin cloud and I think I should have used longer subs to tease out more internal detail. Will try again another time.


Camera ST2000XCM (OSC) 1600 x 1200 pixels of 7.4 µm
Temperature Did not record Did not record
Telescope AT8RC, 0.75x reducer 1218mm f/l, f/6
Mount Losmandy G11
Guiding Camera self-guided
Exposure 105 min as 7×5-min, 7×10-min unbinned: 1.2 arc-sec / pixel
Darks Did not record
Flats Did not record
Processing Maxim DL

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