thanks guys, appreciate the input

Rich, i think i've tortured everyone enough with this one for a while

i just really wanted to work out the masking side of things, sure will be handy with a few other targets though.
i know what you mean too Doug, i dont mind the reflection in this shot but it just plain ruins some others (like all my recent HH attempts)
i'm half tempted to grind down a 2" baader filter to replace the supplied IR filter