An aurora display to the north down a gravel prairie road in southern Alberta, with the stars of the Big Dipper also due north along the northern horizon. This is a comppsite of two exposures: one for the aurora (13s at f/2) and sky and one for the ground (30s at f/4), with the ground here lit by headlights from a passing car. Both with the Nikon D750 at ISO 3200 and 24mm lens
The Big Dipper low in the northern sky on a moonlit autumn night at Forget-Me-Not Pond in Kananaskis Country, southern Alberta. Illumination is from the waxing gibbous Moon. This is a stack of 5 exposures: 1 for the sky and 4 for the ground, with the latter mean combined stacked to smooth noise, with all 30-second exposures, with the 24mm lens at f/4 and Nikon D750 at ISO 1000.
The Big Dipper trailing across the northern sky over ForgetMeNot Pond in Kananaskis Country, in southern Alberta, on a moonlit autumn night in September 2015. This is a stack of two exposures: 30 seconds at f/4 and ISO 1250 for the short point-like stars followed by an 8-minute exposure at f/5.6 at ISO 160, both with the 24mm lens and Nikon D750. LENR used on both images.
