On June 26, 2007, a Let L-410 (registration 9Q-CTM) operated by Business Aviation - DRC was involved in an aviation accident near Brazzaville, Congo in flight. No fatalities were reported. Investigators recorded the probable cause as: The loss of navigational orientation caused by malfunctioning GPS equipment led to the emergency landing and subsequent crash. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).
An aircraft experienced GPS malfunctions during flight, leading to a loss of orientation and an emergency landing approximately 100 km from Brazzaville.
What happened
During the flight, the crew encountered significant technical difficulties involving the aircraft's GPS systems. These malfunctions resulted in the crew losing their navigational orientation while en route to their destination. In response to the loss of positioning data, an attempt was made to perform an emergency landing. The aircraft subsequently crashed at a location situated roughly 100 km from Brazzaville.
Findings
The primary factor contributing to the incident was GPS problems that prevented the crew from maintaining proper navigation.
There were no fatalities or injuries reported following the impact.
Probable cause
The loss of navigational orientation caused by malfunctioning GPS equipment led to the emergency landing and subsequent crash.