Archive for the “CCD Images” Category

CCD Astrophotography Images

IC2169 region in Monoceros

A most fantastic evening’s imaging last night – 5 and a half hours of data on two objects.  The first was in Monoceros (next door to Orion) where I captured this fascinating, and very busy region around IC 2169.  We have emission, dark and reflection nebulosity here all vying for attention.  This was 16 subs at 10-minutes per sub with the Hyperstar III added (using Registar) to some earlier data taken in the same region.  Last night the camera was in portrait mode whereas for the earlier data it was in landscape mode, hence the almost square result in this image (the overlap of the two).

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M3 in Canes Venatici

Very nice globular cluster M3 in the constellation Canes Venatici.  Taken with the Hyperstar III data from 22nd April 2009, 61 subs at 60-seconds per sub.  I see that I left out a processing step in the cluster below so I’m now going to have to go back and redo that one before moving on :(

 

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M56 globular cluster in Lyra

I like clusters (open or globular) with a Milky Way background – and here’s one in the constellation Lyra – Messier 56.  O.K. so it’s not much of a globular to look at, but the Milky Way background certainly brightens things up.  What’s also interesting is that there are a couple of background galaxies too!  Don’t expect to see galaxies through the Milky Way – but they are there.  Hyperstar III image from 3rd July 2010, 23 subs at 200 seconds per sub.

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The Virgo/Coma cluster in negative B&W

In order to see all the galaxies and the asteroids more easily – here’s the image below in negative B&W :)   Enjoy!

 

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The Virgo/Coma cluster of galaxies featuring Markarian's Chain

A slightly more careful processing of the earlier data.  At least 4 asteroids in there and North is to the right :)

 

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M5 globular cluster in Serpens

This is Hyperstar III data from 23rd May 2009 and consists of 64 subs at 80-seconds per sub.

 

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The Virgo/Coma cluster of galaxies

I found a couple more frames lurking in the archive, as well as realising that I’d lost a few with M89, M90, M91 :(   I will have to retake those again.  This massive field of view is precisely what I built the mini-WASP array for and hopefully I will eventually get round to imaging this galaxy field, in anger, with an instrument actually made for the job.  The way things are going I doubt whether I will be ready in time for this spring, but I will give it a good try :)

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Double Cluster using the Hyperstar III

Data from 21st September 2009 just processed.  57 subs at 2-minutes per sub.

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Schedar and Pac Man

This is a 4-framer mosaic from the Hyperstar III taken on 31st December 2008.  Each frame was 1 hour exposure time using 40 x 90-second subs at f#2 on an 11″ Celestron SCT.

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The dust clouds of Caph

This is a Hyperstar III 4-framer of the Caph region in Cassiopeia.  Each frame is a 1-hour exposure (40 x 90-seconds) at f#2.  I had no idea there was so much dust in the region, this area is in the Milky Way, yet you can see vast areas where the stars seem to be missing due to the intervening dust clouds.  Also in this image are vdB1 and HH161 at around the 7 O’clock position from Caph (thank you Anna for identifying these for me) and towards the middle/left is dwarf irregular galaxy IC10.  Top right there is a piece of emission nebula that I have just caught – not sure what this one is yet either.  Plenty going on in this 4.26 x 2.80 degree image :)

 

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