Explained What is the Coffin Corner

DALLAS – Aviation terms are full of surprises One such term is the coffin corner. In simple terms, the name refers to the flight region where slight altitude and speed changes can result in woeful mishaps. Let’s examine the terminology and the requirements pilots must follow to maintain their course and avoid the coffin corner. In aviation terms, coffin corner or Q corner, as it was originally known (where “Q” is the abbreviation for dynamic pressure), refers to the point at which the Flight Envelope boundary defined by a high incidence stall intersects with that defined by the critical Mach…