What happened
On May 26, 196 and, a Ka 6 glider, registered as HB-691, was involved in an accident near Büren an der Aare. The aircraft was being operated during a competition flight as part of a training selection camp. During the flight, the pilot attempted an outlanding but failed to execute the maneuver in a timely manner.
The investigation
An investigation into the incident established the sequence of events leading to the crash. The inquiry focused on the pilot's decision-making process and the flight path during the final stages of the flight. The investigation confirmed that the aircraft was participating in a specific training event when the accident occurred.
Findings
The investigation concluded that the primary cause of the accident was that the pilot decided too late to perform an outlanding. This delay resulted in the aircraft entering a stall while performing a low-altitude turn, leading to the loss of control.