Amateur Astronomy Blog | Jeremy Perez
The September issue of Astronomy Now features Jupiter and the impact region that appeared in July 2009. The column describes methods that can be used to create a graphite sketch of the planet and its moons. Subject: Jupiter, Impact Scar, Callisto and…
Just 2 days after a great pass on Saturday night, the ISS made another flyover at an even higher altitude (86 degrees). Interestingly, this made it easier to track, since the dob required very little rotating as I followed it up and…
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The ISS made a brilliant pass over Flagstaff last night, culminating at 81 degrees. The kids came outside with their friends to watch while I contorted around the Dobsonian shooting photos with the Canon 300D. As before, pivoting around Dobson’s Hole and…
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