Category Archives: Writing

IOM October 2008: IC1396 in Cepheus

This month I have chosen one of my all-time favourite objects, and one that I feel is a bit of an enigma.  IC1396 is a huge emission nebula in Cepheus that doesn’t have a “popular” name.  It contains the beautiful … 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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IOM September 2008: M33 the Triangulum galaxy.

The beautiful face-on galaxy M33 in Triangulum is quite a challenge for the deep-sky imager.  For one, it’s low surface brightness is deceiving and it requires a lot more, lot longer subs than you might think.  Secondly – it is … Continue reading

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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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The Panosaurus arrives at the NFO

Well it has rained and/or been cloudy every day since the Coathanger image was taken.  You can almost believe there is a higher order deliberately out to frustrate the fun I can have with the new Hyperstar III.  Never mind, … Continue reading

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