The northern circumpolar constellations including Ursa Major and Cassiopeia and Polaris, in a scene looking north with a weak aurora. Taken July 12, 2013 from Reesor Ranch, Cypress Hills, SK, with the Canon 5D MkII at ISO 1600 and 14mm Samyang lens at f/2.8 for 60 seconds. This is one frame from a time-lapse sequence.
The Big Dipper and an Iridium satellite flare just above the trees. A purple aurora is at right and the sky is also tinted with green airglow. This is a single frame from a time-lapse sequence, taken with the Canon 5D MkII at ISO 1600 and 24mm lens at f/2 for 30 seconds. Taken from Reesor Ranch, SK, July 12, 2013.
The Big Dipper with a purple aurora from the Reesor Ranch looking northwest to the prairie from Cypress Hills. This is a single frame from a time-lapse movie, taken with the Canon 5D MkII at ISO 1600 and 24mm lens at f/2 for 30 seconds.
