Deep Sky / Long Exposure Photography

NGC 4725 and friends

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Here’s last night’s result. Not too bad. I really like NGC 4725. It’s one of those galaxies that I never hear about, but it’s very photogenic and has a really cute companion […]

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Deep Sky / Long Exposure Photography

A couple of new shots near the Celestial Equator

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Got a rare clear night. It’s only been clear about 3 times since Valentine’s Day this year. I decided to force myself to shoot some galaxies in Leo. To follow up the […]

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Deep Sky / Long Exposure Photography

Go south, young man

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I have had some kind of mental block about shooting the galaxies in Leo and Virgo. So when I got a clear night, I decided to try my luck. NGC 2903 sits […]

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Deep Sky / Long Exposure Photography / Observing Reports

S&T galleries

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A, I’m continually irritated at the S&T galleries which are festooned with guys with $50K setups; this doesn’t really make it feel like taking astrophotos is something that can be accomplished by […]

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Gear / Long Exposure Photography / Observing Reports

Re: So, what is skyglow? Must need a dark site

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A, Sigh. I wonder what I would have done if I’d started doing astronomy now instead of 4 years ago. This guy went from a Canon 400D + Orion ED80 + Orion […]

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Astro knowledge / General / Long Exposure Photography / Observing Reports

Re: So, what is skyglow? Must need a dark site

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Art Morton wrote: > awesome photo not shot by me > > The way you get dark sky in the Bay Area is to get to the top of a local foothill […]

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Long Exposure Photography

Re: focusmax + maxim 5.03

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Art Morton wrote: > J, > > This is a 12 Bit system for color conversion so it has to use a Bayer > Matrix so the colors have to be > […]

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Deep Sky / Gear / General / Long Exposure Photography / Techniques / Technology

what a night

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Yesterday afternoon, I industriously cleaned all my camera optics (CCD, MPCC both sides, IDAS-LPS both sides), and was convinced that this would be good for my flat field. More on this later. […]

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Long Exposure Photography / Observing Reports

Re: These are some more from over the weekend.

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Art Morton wrote: > M76 You and your damned postage-stamp objects. Try the *big* Dumbbell Nebula instead of the Little one. It’s nearly overhead right now. > M33 Wow. That is a […]

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ATM / Deep Sky / Long Exposure Photography

Trixie first light

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First light! I decided to press ahead and put on the mounting plate tonight (same day as the tubes got cut). Just in time for night to fall, I finished up and […]

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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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