The Scorpion Rises - Star Trails - 21/2/2015 (Processed unaligned stack)
Imaged at Perth Observatory location
Trails from 296 stills (19sec @ f/3.5 @ ISO3200) created in DeepSkyStacker
Poorly focused (by eye).
Noticable coma distortion at edges even at f/3.5
Borrowed Canon EOS 5D Mark II and Canon EF16-35mm f/2.8L USM from brother Steve
DeepSkyStacker 3.3.4 Stacked 100% of 296 Images (No Align, Max), ISO 3200, 0 DARK, 0 BIAS, 0 FLATS, Post-processed with Adobe Photoshop CS6