Category Archives: Writing

The Coathanger cluster in Vulpecula courtesy of the mini-WASP array

While I was tuning one of the scope/cameras on the mini-WASP array I used the other 2 scopes/cameras to do a quick capture of the Coathanger cluster in Vulpecula.  24 subs at 5-minutes per sub gave this nice result.

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The Double Cluster and the Stock 2 open cluster in Perseus

I added the recent Double Cluster data to older Stock 2 data using the magic program Registar 🙂

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Star field in Perseus

While I was tuning up the second Sky 90, I used the first Sky 90 to take some subs in Perseus.  Using just the IDAS light pollution filter this image is the result of 20 x 5-minute sub exposures.  You … Continue reading

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Image of the Month – November 2012

I have several Parker-Carboni images that are my favourites, and this one is amongst them.  Quite a few hours of one-shot colour went into creating this image of M31 and a few hours worth of H-alpha too.  Then add a … Continue reading

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Flattening the M26C APS-sized chip with a Takahashi collimator

I have three M26C one shot colour CCDs on the mini-WASP array, and for some reason one of these cameras was proving difficult to flatten precisely. My usual technique for getting the chip flat to the optical plane is to … Continue reading

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Greg’s Charm Bracelet – the Double Cluster in Perseus is the “charm”

If you look at the Double Cluster with a pair of binoculars or a low power telescope, there is something that immediately strikes you.  There is a group of very bright stars forming a large ring that emanates from the … Continue reading

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Hyperstar III and mini-WASP array images from the same night.

    The same night I got the California nebula data with the mini-WASP array, I also got some earlier Double Cluster data with the array, and, some M33 deep data with the Hyperstar III.  The Hyperstar was using 20-minute … Continue reading

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The latest images from the mini-WASP array

    We’ve been very fortunate to have a couple of clear Moonless nights recently and I’ve been able to fire up the mini-WASP array, and the Hyperstar III. The Double Cluster was taken using an imaging time of just one … Continue reading

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A clear night :)

Nice clear night (so far) tonight and I have both the mini-WASP array and the Hyperstar III grabbing data.  Took one of two frames with the mini-WASP and then moved onto the California nebula for some half-hour subs (that’ll be … Continue reading

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Image of the Month – October 2012

This month’s Image of the Month is in my opinion the most underrated and unappreciated deep-sky image of all time – amateur or professional.  It hasn’t even appeared as an APOD.  Why on Earth not?  Because I guess it is … Continue reading

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