Firmament over Stanmer Church
The constellation markings in red are referenced from Heavens Above. The sometimes more complex and more detailed constellation representations in purple are as determined by Sky and Telescope's Interactive Sky Chart.
This image is built up from a number of exposures, layered in Photoshop using the "Lighten" blending mode. The tapering "comet tail" effect was achieved by progressively changing the opacity of successive layers.
Sensor Speed Setting: ISO 1600
f-number (f/#): f/4.5
A composite image of 9 x 30 second exposures = 270 seconds (4 mins. 30 secs.)
Overall Time Span: 00:00 BST to 00:06 BST (420 secs. / 7 mins.)
Friday, 13th August 2010
Camera Location: 50.870° N -0.102° E