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Showing posts with the label Derek McNally

A classical music composer, two astronomers, and a patron saint walk into a bar...

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  Near the end of April, I was hunting for supernovae in galaxies at 14 hours of Right Ascension, and I saw in my planetarium software that a couple of minor planets were in the same field as NGC 5468. As is often my custom, I shot some pictures of the galaxy and moved on, planning to sort out the asteroids later with the assistance of the time filter .  Following another one of my frequent customs, I then proceeded to forget all about the asteroids! But every now and then, I refresh my memory of recent minor planet targets by searching through my images and looking for asteroids that I added to the file names. If I find some that I never processed, I'll spend an hour, or so, putting together an animated GIF. And so, yesterday morning, I discovered the files containing the pair of forgotten planets with NGC 5468 and I went to work on them. To my surprise, although NGC 5468 is a nice, face-on spiral galaxy (a good target galaxy for supernovae), it wasn't on my 14-hour targets l...