IC4628 The Prawn Nebula in Scorpius. 16 x 5 minute subs at ISO 400, Astronomik CLS and Baader UV / IR cut filters, modified Nikon D70s, manual guiding. 6" F5 Newt, Baader MPCC MKIII.
I find the CLS filter really messes with the colour but I don't get much neb without it.
http://astrob.in/94446/0/