Matt Whiting wrote:

Your thousands of hours aside, this is simply an incorrect statement. A
barrel roll requires flying a loop and you can't fly a loop at 1 G. It
sounds like you are describing an aileron roll.

The descriptions from the aerobatic website, it appears, disagree with your
understanding of a barrel roll and aileron roll:

http://www.iac.org/begin/figures.html#Aileron%20Rolls


--
Peter