Transit of Mercury?

Home Forums Photometry Real-time photometry software Transit of Mercury?

#581410
Dominic Ford
Keymaster

James: I had been wondering about doing something similar on 11 November. Set a DSLR to take frames of fixed exposure, pointed either at the sky, or in fact at the ground. Averaging the brightness across the frame, I wonder how easy it would be to detect a brightness step at Mercury’s ingress and egress from transit…