Astronomy Technical Support and Computer Manager
I am involved with the ultracam project and was at the commisioning run at the WHT on La Palma in May 2002.
There is an explanation of how these images were created which may prove useful if you need to blend tri-colour CCD images.
|m1 - the crab nebula supernova remnant in Taurus 11 Sep 2002|
Previous images - these were merged together using MaximDL and then image processed with the gimp.
|m13 - globular cluster in Hercules||m51 - the Whirlpool Galaxy in Canes Venatici|