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Venus, june 10, 2004, at 8h05 UT, ~ 44 h after the transit
Distance from the center of the sun ~ 3°, diameter ~ 58', phase ~ 0.15 %
VERY POOR seeing
C14 + AP 1200 GTO
Red filter Astronomik
Philips ToUcam Pro II webcam
10 i/s, 1/1500-second
exposures, all at 50 %, except gamma = 0 and gain = 20 %
Stack of 150 frames processed with Registax
Thierry Lépine – Ecole Supérieure d’Optique – Saint Etienne – France |