Astro knowledge / Deep Sky / Long Exposure Photography

Veronica's Last Stand — the final straw

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In a last-ditch effort to make Veronica work with the mount, and since it’s Friday night, I decided to really tweak the scope before starting up, then do a series of “test” […]

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Deep Sky / Long Exposure Photography

Veronica's Last Stand — playing with exposure length

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I only have a few more things I can try before I have to give up on Veronica as an imaging scope on The Lemon-i. Tonight, I added a 2.8x “Klee” Barlow […]

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Deep Sky / Long Exposure Photography

Fall preview – NGC7635

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Cepheus is still a little low in the sky to get a full treatment. But I wanted to see what would happen if I shot an object that was low enough that […]

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Deep Sky / Long Exposure Photography

Veronica not showing her full potential — NGC 6888

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I’m having a tracking problem with the mount. This is all eerily familiar. Things run fine for a couple of hours and then the wheels fall off. This results in only being […]

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Deep Sky / Long Exposure Photography

Working my way through a "zoomed" set of the images from last month — Sh2-101

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Saturday was cloudy, but Sunday night was clear, so I set up the scopes for another night of photography. I decided to shoot Sh2-101, The Tulip Nebula. I am still working on […]

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Deep Sky / Long Exposure Photography / Observing Reports

The Astrophotography Moon is back — Veronica gets a chance at Ha

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Now that the Gemini mount is back in service, I decided to try out higher-magnification photography with the new Ha filter. I had a little maintenance to do first; focusing both cameras […]

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Long Exposure Photography / Observing Reports

In search of more Cygnus nebulosity — Sh2-115, 116, and 112

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It was cloudy on Saturday night, but Sunday night I decided to try out another run at the Cygnus Milky Way. I have a decently large target list of nebulae that are […]

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Long Exposure Photography

Pumpkin hits FOV limit – IC1396

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I went off in search of more Ha targets in Cygnus tonight. Among “famous” astrophoto targets, IC1396 is one of those huge targets that defy most attempts to capture them in one […]

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Long Exposure Photography

Going off-script: More Ha in Cygnus

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I am attempting to work my way around Cygnus, and intended to shoot the region near Sadr (IC1318). This region is large enough that even Pumpkin can only capture a piece of […]

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Long Exposure Photography

Cutting swathes through the summer Milky Way

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The shutter was open for about 4 hours total last night. These have had darks and bias subtracted but no flats (my flat box is dead). This is all through the Ha […]

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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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