Incident
During a local demonstration flight at Cape Town Airport as part of an airshow, three similar aircraft flew in a V formation. One of the aircraft was named Mercurius. The formation completed a low pass over the airport and then proceeded to the west. Shortly thereafter, all three aircraft simultaneously struck the slope of Devil's Peak, which was shrouded in clouds. Devil's Peak is located approximately 15 kilometers west of Cape Town Airport.
Aftermath
All three aircraft were totally destroyed in the impact. All 11 crew members on board the three aircraft were killed.
Probable Cause
The official probable cause of the accident was determined to be controlled flight into terrain.