AAIB Special Published
AAIB
Key bit from the pre-amble
In the late stages of this approach, the autopilot momentarily disengaged and re-engaged, and the aircraft deviated from both the glideslope and localiser. It landed heavily on a grass area to the left of the runway threshold, whereupon the right main landing gear detached from the aircraft. After scraping the right engine, outer flap track fairing and right wing tip on the ground, the aircraft became airborne again and made an emergency diversion to Birmingham Airport.
Tough as old boots these 737s