This is a startrail shot that lasted a whole night. The purple color to the left is from the sunset and to the right of the image is from the sunrise the next morning. The green and blue lights are from passing fishing boats. The shot was taken at Euboea island, Greece. Camera Model Canon EOS 550D, Shooting Date/Time 28/07/2014 22:12 - 29/07/2014 05:01, Author Chris Kotsiopoulos, Tv( Shutter Speed) 60 sec x 403 shots, Aperture Value 4, ISO 800, Canon 15mm fisheye lens