Finally got the combination of clear night/no work the next day/no other committment so decided to give the horse a try with the Ha filter.
Unfortunately the moon is close to full and also not far from Orion and I think this has caused some wierd reflections near the top left of the image. Still it was good to get out there and experiment with some updates to PHD2 and SGP.
This one is a mixture of 16x5min and 12x10 min subs, 200 mins in total.
Full res version here
http://astrob.in/68971/0/