I think that Coulter made three 29" telescopes. I know of a 29" Coulter mirror near me in a homemade telescope but I have not seen it in person.
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I think that Coulter made three 29" telescopes. I know of a 29" Coulter mirror near me in a homemade telescope but I have not seen it in person.
I bought a used blue Odyssey I in 1981 and used it up until 1989. It performed well even up to 312x using a 4.8mm Nagler but the seeing rarely cooperated. When I got a 25" Tectron the Coulter just...
Sketch of NGC 6503 and NGC 6543.
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We had four partial nights of observing time including a lot of outreach. There was a fair number of attendees who came without astronomy gear. They had heard about the event and wanted to learn...
Inverted colors in Microsoft Paint.
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M 105 area
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This is my second year away from printed charts and I'll never go back to paper charts. Currently I use SkySafari 4 Pro on a 10.1" XOOM tablet. This latest version doesn't show all of the stars that...
Rarely do I sketch or log anything so I have no idea of how many objects I have viewed since 1975.
The arms are not that obvious in my 25" telescope.