by Tom Gwilym 

I used a combination of visible light for the Blue and Green in this photo.  I then took a few H-Alpha and used that for the red componenent.   I have about 15 images between 30 seconds to about 3 minutes fo the visible part, and about 10 H-Alpha of about 30 seconds up to 5 minutes.

 Orion 80ED piggyback and autoguided with Meade 12" LX200

Canon 350D - Modifed

Stacked - Images Plus

Renton, WA  --- http://www.eastsideastro.org/observatory