Tag Archives: 450D

My First Star Trails Shot

Posted on March 12, 2013 by james

A bit of a disaster this, for all sorts of reasons… I had to abandon half my subs for the final image because of heavy dew that had frozen on the camera lens. Because I was worried about the dew … Continue reading →

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Garden Visitors

Posted on March 12, 2013 by james

My daughter wanted to photograph some birds for her wildlife club at school and had been trying with a compact camera but not had a huge amount of luck. To make things a bit easier for her I set up … Continue reading →

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Auriga and Cancer Wide Field images

Posted on March 12, 2013 by james

The Messier objects in Auriga were some of the first I ever saw through a telescope and it took me ages to find them with my ST80, so I’ve been itching to get a nice wide field view of them … Continue reading →

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Examples of DSLR Exposure Times for Lunar Imaging

Posted on February 21, 2013 by james

I was struggling a few days ago with some images I’d taken of the Moon because they looked really poor after stacking and sharpening. I’d been experimenting, trying to get a better histogram fill for the images by increasing the … Continue reading →

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Mounting a DSLR on a Telescope Mount

Posted on February 21, 2013 by james

Someone was asking how they could mount their DSLR on a telescope mount such as an EQ3-2 or EQ5. I do this for my wide field images. Here’s how. I have a short dovetail (about 15cm) to which I have … Continue reading →

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Hot Shoe Red Dot Finder

Posted on November 15, 2012 by james

Having taken a few wide field images with my DSLR on the EQ3-2 now, I’ve realised what a pain it is getting the target area in the field of view when much of it is too faint to see, let … Continue reading →

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Perseus wide field

Posted on November 15, 2012 by james

Taken the on the same night as my earlier image of Cassiopeia, here’s Perseus. In the top right corner it’s just possible to see the California Nebula starting to emerge.

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Cassiopeia wide field

Posted on November 15, 2012 by james

I spent an evening playing with my new Canon 50mm f/1.8 “nifty fifty” lens and taking some long exposures of constellations near the zenith. This is Cassiopeia. The keen-eyed will spot the double cluster at the centre of the right … Continue reading →

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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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