Category Archives: Astroimaging

Comparison of JPEG and RAW White Light Solar Image Exposure Times

Posted on September 22, 2012 by james

I almost didn’t post this because I can’t quite believe the results are so poor for the second image, but here it is. I’ll try again tomorrow if the weather holds out. A stack of 60 images, processed from RAW … Continue reading →

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Comparison of JPEG and RAW White Light Solar Images

Posted on September 22, 2012 by james

These two images were taken from the same imaging run, 60 of 120 images stacked, 1/1000th @ ISO100. The RAW files were processed with PIPP, but I couldn’t get Registax to process the TIFF files produced by PIPP from the … Continue reading →

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Widefield Andromeda Galaxy

Posted on September 22, 2012 by james

This is the first time I’ve ever attempted this sort of image. I left the telescopes in the house for this one, just taking out the Canon 450D and 200mm f/2.8L lens on my unguided EQ3-2 mount. I shot ten … Continue reading →

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Stacking Canon RAW CR2 Files For Solar and Lunar Imaging

Posted on September 11, 2012 by james

I use Deep Sky Stacker for stacking images from my 450D for wide field shots of the night sky, but I’ve struggled getting anything to work for solar and lunar images. Some people I’ve discussed it with have found no … Continue reading →

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Filtering Light Pollution for Wide Field Star Images

Posted on September 5, 2012 by james

I’ve been taking some wide field images of the night sky with my Canon 450D recently and whilst we have very little light pollution here compared with most places in the UK, even a small amount bleeds into longer exposure … Continue reading →

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Another Attempt at a Cygnus Widefield Image

Posted on August 1, 2012 by james

The evening after my previous attempt the sky looked better so I set up again mostly with the same kit (EQ3-2, 450D, 18-55mm lens at 18mm & f/4.5, but this time I used APT to control the camera from the … Continue reading →

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My First Widefield Shot

Posted on August 1, 2012 by james

Quite a few “firsts” this week. Makes such a change to have so many nights of clear sky. This night the sky clarity wasn’t great, but I wanted to try a widefield shot and wasn’t too worried about the outcome … Continue reading →

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My First SPC900 DSO Images

Posted on August 1, 2012 by james

We’ve just had a full eight days of clear skies and I finally managed to get around to testing my LX-modded SPC900. For the test I used my ST120 on the motorised EQ3-2. This is my first ever attempt at … Continue reading →

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Fan-Cooled Xbox Live Camera Howto

Posted on June 23, 2012 by james

I modded a second Xbox Live camera to add a fan today and this time took photos, so here’s how it’s done. This one is slightly different from the first in that I’ve not chopped down the lens housing to … Continue reading →

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Lifecam Saturn Montage

Posted on May 16, 2012 by james

I spent some time last weekend capturing images of Saturn with my modded Lifecam using different SharpCap settings. This is a very different camera to use compared with the SPC900. There’s no direct control of gain, and the pixel size … Continue reading →

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