Big Dipper star trails and aurora, taken from home. On Plaubel Makina 6x7 camera with 80mm lens at f/8 and Ektachrome 100 slide film and about 2 hour exposure. Started short exposure of 30 seconds at f/2.8 then cover lesn for a minute to add dots at start of trails. Low level aurora added green glow. Aircraft added dotted diagonal trails.
Big Dipper star trails and aurora, taken from home. On Plaubel Makina 6x7 camera with 80mm lens at f/8 and Ektachrome 100 slide film and about 1 hour exposure. Ended with gap and short exposure of 20 seconds at f/2.8 to add dots at end of trails.
Big Dipper over Num-Ti-Jah lodge at Bow Lake, Banff National Park, Alberta. Camera-on-tripod exposure with 28mm lens at f/2.8 and Ektachrome 400 slide film, for 40 seconds. In full moonlight.
