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Wide-Angle Spring Sky (15mm 5DII).jpg
A wide-angle view from horizon to past the zenith of the northern hemisphere spring sky, taken early May 2013 from home, using 15mm Canon lens at f/3.2, and Canon 5D MkII at ISO 1600 for stack of 5 x 3 minute exposures, tracked. The ground is from one exposure. Leo and Regulus are at right, Arcturus at left, and Spica and Saturn at lower left. The Big Dipper is at top. Corvus is at bottom. In the centre is the Coma Berenices star cluster, aka Mel111.