Iridium Flare
Sunlight is reflected off Iridium satellite 53 as it flies through Ursa Minor.
Date: October 5, 2009 at 06:10 PDT
Location: Mount Tolmie
Optics: Canon EF 17-40mm f/4L USM used at 40mm
Camera: Canon 20Da on tripod
Exposure: Two RAW images of 20 seconds, ISO 400
Processing: White balance adjustment in DPP.