Originally Posted by
212man
Ah, ok. I was thinking of the reference frame being the whole aircraft, not the pilot.
thanks for this question and now that 4 and 8 o clock comes as a revelation.
This video could well be a reminder of the concept, important one i feel. But what i have experienced a greater danger of the disc being hit from underneath by silly things as ladders, broom sticks and flag poles etc.. (a military pilot wont be surprised at what all the troops want to carry in a heli)