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I thought I should take Jacques with a longer focal length than I used on August 05 with the Hyperstar, so I imaged it here with my 100mm f/9 refractor at prime focus with a Canon EOS 400D (as it’s … Continue reading
Category Archives: Comets
Here’s Comet Jacques from last night. 20 one minute exposures stacked on the comet. There are some colour gradients in the background that I haven’t been able to correct, I possibly need need better flat fields. No trace of a … Continue reading
Here’s the comet in a spiky tree in a DSLR image, at the opposite end of the field from M31. … Continue reading
Tonight I finally obtained an image of C/2011 L4 (PanSTARRS), after all these cloudy evenings. There was a gap in the cloud for about 30 minutes which I exploited. The comet is going behind a nearby fir tree during the … Continue reading