Monthly Archives: January 2017

Shutter progress

Was able to make some progress on the shutter this past weekend.  The frame for the shutter “door” is now complete, including the drawer slide components.  2 more cross braces are present that aren’t seen in this image. Also got … Continue reading

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NGC 4631 Group – WIP

Current work in progress is the “Whale and Hockey Stick” galaxies, NGC 4631 and NGC 4656, along with the surrounding group. Been wokring on this one for about 6 weeks now.  Plan is to gather 6+ hours each of R, … Continue reading

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The new Astro-Physics Mach1GTO is alive!

So here she sits, atop her “permanent” home in the obs.  First slew all up. 🙂

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First shutter slider complete!

Tonight’s task was to create the first “shutter slider”…the arc that will carry the shutter doors. The basic idea is one “slider” on each side will ride in the previously cut slots using track rollers (cam followers) mounted in countersunk … Continue reading

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Oops…and un-oops

So yeah.  Geometry is hard, apparently. Spent the weekend routing the slots for the shutter rollers. This went well.  Made up a pretty slick trammel for my router and everything rolled along quite smoothly. After routing slots in both shutter … Continue reading

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Shutter Arcs

After accomplishing next to nothing for about 2 weeks due to one of the more obnoxious head colds I’ve come across, back at it this weekend. Pictured below are the “shutter arcs”.  These will be the first arcs to go … Continue reading

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Dome Ring v1.1 Is Alive!

Changes described in lats night’s post are complete, and the first test has been conducted.  Rotation is much smoother, and exhibits < 0.125″ lateral movement.

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Dome Ring V 1.1

Wasn’t real happy with the dome ring as it was in the previous post.  It “worked”, but had 2 issues : The inside surface of the ring, which rides against the “retaining posts” wasn’t as smooth as it should have … Continue reading

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