This was pretty much just a target of opportunity, but I was very happy with the result considering the short overall exposure time (90 minutes) and that this was done from my backyard - which doesn't have the darkest skies in the world. For more info on this galaxy, see my earlier image of this object here: [link]
ASA DDM60, Pentax 125 SDP, Canon 5D Mk II, IDAS LPS filter. 9 x 10 min at ISO 800.