PHD2 Polar Alignment Tool – Use It!

...If the celestial pole is visible. I'm late to the game on this, but I also think this tool has flown under the radar a bit. PHD2 added a Polar Drift Alignment tool in version 2.6.5, and it works great. SharpCap users might find the PHD2 tool similar to it's polar alignment tool. I would …

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Even More About Light Pollution

As July wears on, I've had several nights out imaging, and most of them successful. This, despite the fact that the targets I'm shooting are about 24-32 degrees high and directly over the selection in the image below. That 128.88 is a measurement of radiance. It might as well be the middle of the day. …

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64-bit Deep Sky Stacker (DSS) is Here!!

I stumbled upon this last night after not imaging for a couple weeks due to weather. There are no release notes on the version, but I've been waiting for this since I started, so I went ahead and downloaded it. So far, so good. The look and feel are basically the same with only slight …

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Imaging in Severe Light Pollution: Part 1 – Unmodified DSLR

I've updated some information for modified DSLRs in a new post here. The tips below are for use with an unmodified camera. Though this is valuable for a modified camera, there are differences and I've chosen to separate the two. Imaging in severe light pollution with a Modified DSLR The map above is about where …

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Dithering – Do it Now!

What is Dithering? Dithering is a process initiated by your imaging software between captures that sends a message to your guiding software to set a new position for the guide star and move the mount accordingly to recenter the guide star, effectively moving the the image a few pixels randomly between captures. This randomizes the …

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How Everything Works Together

There are a lot of bits and pieces of information out there that you have to piece together yourself to figure out how all of this stuff works together. As soon as you figure out how one piece works, there's another piece of the puzzle. Hopefully I can put this into perspective and outline all the pieces.