Category Archives: Articles

IYA website Astropic of the week

Noel & I have an image today on the International Year of Astronomy’s website as “Astropic of the Week”.  It is our image of NGC6914 – a reflection nebula in the huge Gamma Cygni nebulosity IC1318.  Excellent!!!

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Moon – it’s up there, causing trouble, so may as well image it!

For us deep-sky images I’m afraid the Moon is simply a nuisance, especially as it approaches full.  Well tonight I wanted to do some imaging – so there’s only one choice really, and that’s the Moon.  This image was taken … Continue reading

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Some hardware changes.

Now that the Hyperstar III is going to be the main imager for some time to come, I have just made some system hardware changes.  The (relatively) heavy Sky 90 has been removed as the guide scope and replaced with … Continue reading

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An aerial view of the New Forest Observatory

Here is an aerial view of the NFO.  The house on the end where the road bends round is home to the NFO, and you can see the dome as a white circle at the bottom of the garden.

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How does a mirror really work?

I now realise that the initial case I considered – a page of text facing a mirror with the page parallel to the mirror – was a very special, and very restrictive case – so it wasn’t really the best … Continue reading

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Mirrors really are Magic!!!

A while back I wrote how you get lateral inversion (“mirror writing”) in a mirror.  I worked out the solution independently of the (same) one given by Martin Gardner in his book “The Ambidextrous Universe”.

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Another type of image stacking

Not everything on this site is deep-sky stuff, occasionally I publish something interesting that’s associated with the photographic process.

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Using the AstroTrac TT320X and Canon 40D for deep-sky imaging

Well I managed to get out and try the kit even though earlier in the day I had a 4 and a half hour traffic nightmare coming back from the West Country – managed to hit the Bank Holiday traffic.  … Continue reading

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The Astrotrac system and the Canon 40D

Coming back from a short break in Devon I was pleased to find the tripod and accessories for the Astrotrac had arrived.  It was also good to find that all the threads were compatible with fixing the Astrotrac to the … Continue reading

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The Coathanger Cluster now features on the Bang! website

You can see the Coathanger Cluster image, along with several other Parker/Carboni deep-sky creations on the Bang! website.  Enjoy 🙂

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