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Showing posts with the label 10" Dobsonian

2020-12-2: Ghosts, Triangles, and a Light Shroud for the FlexTube 250P

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 My 10" Dobsonian (SkyWatcher FlexTube 250P) finally gets its first reasonably dark test.

First Light on the First Night: A Custom Eyepiece, and More About the FlexTube 250P

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Though the weather forecast was not very hopeful, I stayed up late so I could peek through sucker-holes in the clouds, intent on feeding my new ten inch telescope some astronomical photons. I was surprised to find that it wasn't too difficult to just lift the whole telescope up and take it outside all at once. What the telescope gains in weight it makes up for with having easy to use handles. I wouldn't carry it up or down stairs or anything, but it will go sideways just fine. Maybe I gained a bit of muscle mass by carrying the DT6 in and out all at once the past month.   The seeing was really bad, the cloud cover was really bad, and the conditions did not provide an opportunity to really test the performance of this telescope, but the one thing I did notice was that it was bright as hell. I've seen the nearly full Moon at the same magnification, and at the same surface brightness, but combining the two concepts together puts a bright disk of energy shining into my eye. Mar...

IT HAS ARRIVED! The SkyWatcher FlexTube 250P (10") Dobsonian

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 "...and they don't have ANY interest in making these replacement characters well developed. It's all abo--" "GREGORY!" My mother hollered, interrupting the video . "Yeah?" I hollered back. "COME HERE!" And so I did, thinking she needed help with her online teaching. Instead, she was at the front door, and a very large package labelled "SkyWatcher" was outside.

I bought a 10" Dob. (It is of course on backorder because it is 2020)

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Aperture fever rears its ugly head.