United 232
Printed page 5. PDF page 11.
warning system (GPWS). In the last 20 seconds before touchdown, the airspeed averaged 215 KIAS, and the sink rate was 1,620ยท feet per minute. Smooth oscillations in pitch and roll continued until just before touchdo~n when the right wing droppedOpen official document at PDF page 11United Airlines Flight 232, McDonnell Douglas DC-10-10, Sioux Gateway Airport, Sioux City, Iowa, July 19, 1989