Originally Posted by Studentindebt
You’d have to look that up for your aircraft type, if the information is provided, as it varies depending on the assumptions the manufacturer makes.
What is it for your type? You don't have to state what type you're on.
Landing is pretty standard: threshold at 50ft at VRef, 7 seconds to touch down then max braking with full reverse to a stop. What other things will make "15% an acceptable buffer" [your words]?