Originally Posted by
asport22
I also highly suspect, but have not yet proven, that it's not really the "butt" that the skilled pilots are using as a sensor. If it was the butt, no ball would be needed for IFR, either. (And before you argue with that, think carefully about what both the butt and ball are sensing. Hint - it's exactly the same thing.) I believe skilled pilots actually sense skids and slips visually, by noticing subtle differences in how the nose moves as the airplane rolls into a turn