Astro knowledge / General / Observing Reports

Pointing East vs West

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For some reason, I have always had trouble trying to shoot objects to the West (with the mount tracking things as they are setting). I have tailored my whole astrophotography psyche to […]

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Technology

Elbrus Solved and Unsolved images

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These are a couple of images that I am trying to solve in Elbrus. This one solved OK, with these parameters. This one, taken after moving the scope, but without rotating the […]

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General / Observing Reports

Lament of the sleep-deprived

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Believe me, there are worse things in the astronomy hobby than being so tired that you just can’t face another clear night. Normally, when the moon is bright in the night sky, […]

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General / Maintenance

minor maintenance

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I rebalanced the scope so that it’s balanced rather than purposely off-balance. I also added a 12v fan to the scope to hopefully help control dew. We’ll see if it does anything. […]

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Deep Sky / Long Exposure Photography

M100, Spiral Galaxy in Virgo

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Another night hunting galaxies in Virgo. This time I went after M100, which I was pretty certain to be a spiral. I had some initial difficulty getting Elbrus working. It took about […]

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Astro knowledge / Deep Sky / General / Long Exposure Photography / Technology

M87, Elliptical Galaxy in Virgo

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I have avoided the Virgo Galaxies for years. The reasons are many, but chief among them is that a lot of the Virgo galaxies are elliptical, which essentially means that they look […]

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General

Delayed start

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I had some tuning to do tonight before I could get started. That ate most of my effective imaging time. I decided to shoot without the Ha filter, which meant going back […]

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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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