The fates conspired to keep from going to a star party this past weekend, where I had intended to shoot a full sequence of the Mercury transit so that I could combine them into a composite image showing the path of Mercury across the Sun.  The weather at home was predicted to be very cloudy, but I set up everything anyway, and was rewarded for my efforts with several long periods of sunshine. I got about 200 frames with Mercury in various places along its path.  These could and should be combined to produce a less noisy image, but I […]