by Brendan Alexander
Location: Killygordon, Co Donegal, Ireland
Camera: Unmodded 1000D
Lens: Sigma 70-300mm APO, Set at 300mm.
Mount: CG4 unguided
Date & Time: 10/11Nov2009, 23:00-01:00
Exposure: 36 X 2mins, ISO 1600 (72min Total)
Calibration: 25darks, 25flats.
Stacked: DSS
Processed: Photoshop 7.0 (diffraction spikes achieved by obstructing lens with homemade thin card "X")