MBaggese: if we can dig up Nivs comment, he specifially (I'm sure it was Niv) said something to the effect "you guys are over thinking this, what you see is deviation", then went on to explain about the circle of precision
Confirmed Mike. I read that post from WGTniv. WGT removed all of WGTniv's forum posts. I doubt if that post can be found.
Edit: I found some of WGTniv's old posts, but not the one in question.