M27 - The Dumbbell or Apple Core Nebula

Here's another go at imaging a DSO (Deep Sky Object) with my Celestron C6SE SCT on an EQ6-R Pro equatorial mount rather than the scope's own NexStar alt/az mount.  This time it's M27 planetary nebula also known as the Dumbbell or Apple Core Nebula (I prefer the latter). Once again I've not used a focal reducer in order to make the image as large as possible and I don't think that the image suffers too much because of it.

I've seen this large planetary nebula portrayed in several different colours so here's a version which has been processed slightly differently: