Astro knowledge

The Wolf Moon, January 11, 2017

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All of the full moons of the year are named. I don’t know all of their names, Harvest Moon comes to mind, but like there are 12 or 13 of them, and […]

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Electronics / Observatory / Technology

Observatory automation – cameras

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I have been wanting more telemetry from the telescope and dome, so I’ve been planning to add “security” cameras in four places: one mounted piggyback on the scope, one mounted on the […]

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Electronics / Observatory

Dome control updates

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Getting the dome controls working at the desk was quite satisfying, and left me in the position of having a couple of quick projects to be worked on, and I’d have controls […]

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Electronics / Maintenance / Mount / Observatory / Technology

NJP Power up

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My mount, 04026, and I have had a pretty good run together. I had to swap out the motors and brain a couple of years ago, when the main motor controller board […]

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Techniques

Image Processing Workflow

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The pretty pictures that show up on this website take a little work to produce. Just getting the camera to take a photo is quite a process, with balance and alignment and […]

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Long Exposure Photography / Maintenance / Observatory / Technology

M42 gets the Plate-Solved treatment

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Oh, it’s starting to get fun, now. The dome is ludicrous, but it works. I set up SGPro for a series of 20m subframes. All guided and focused and stuff. The next […]

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Deep Sky / Long Exposure Photography

NGC2174, The Monkey Head Nebula

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I think I’ve finally gotten a decent shot of this object. What with one thing and another, I always seem to miss being able to give this guy the full treatment. I […]

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Deep Sky / Long Exposure Photography

IC2177, The Seagull Nebula

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Here’s a first! There are lots and lots of winter nebulae, but somehow I have never spent any time digging deep into Monoceros (the Unicorn!). With halfway-decent shots of The Pleiades and […]

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Astro knowledge / Deep Sky / General / Long Exposure Photography

Planes. Grr.

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For how big the sky is, and how small an area I am capturing, I sure do catch a lot of airplanes. The astronomy gods chuckle.

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Deep Sky / Long Exposure Photography

IC405 and IC410, Nebulae in Auriga

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Grand tour of the winter nebulae netted me another first, a pretty pair in Auriga, the Charioteer. I should probably make a pass through with Cassie someday, to get a little more […]

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Techniques

Polar Alignment Calculations

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Here’s a page that derives Polar Alignment Calculations. (update 5/2020: the original site is gone, so I found the text on Wayback and am inserting it below. This is by the original […]

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Gear / Observatory / Telescope

Special Guest Star takes the mount at Hilltop O

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The Astro Jedi needed somewhere to store his light sab—- I mean, bucket, and I was only too happy to accommodate him. I have decided that I need to come to a […]

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General / Maintenance / Observatory

Dome shutter is motorized again!

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I finally decided to bite the bullet and fix the shutter motor. Things went sideways last winter, and I’ve been opening the shutter manually (and tying it shut with rope, so we […]

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ATM

Trixie 2017 – tube mods

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I finally got around to cutting the MTA-UTA tubes to length; the only eyepiece that would come to focus with the focuser spacer in place is the Televue 55mm Plossl. If I […]

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