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Last updated: 23 April 2019
Status:Preliminary - official
Date:Wednesday 12 April 2017
Time:ca 12:40
Type:Silhouette image of generic C208 model; specific model in this crash may look slightly different
Cessna 208 Caravan I
Operator:Spirit Avia Sentosa
Registration: PK-FSO
C/n / msn: 20800313
First flight: 1991
Total airframe hrs:6226
Engines: 1 Pratt & Whitney Canada PT6A-114A
Crew:Fatalities: 1 / Occupants: 1
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 1 / Occupants: 1
Aircraft damage: Destroyed
Aircraft fate: Written off (damaged beyond repair)
Location:13 km (8.1 mls) N of Oksibil Airport (OKL) (   Indonesia)
Crash site elevation: 2160 m (7087 feet) amsl
Phase: En route (ENR)
Departure airport:Tanahmerah Airport (TMH/WAKT), Indonesia
Destination airport:Oksibil Airport (OKL/WAJO), Indonesia
The Cessna 208 aircraft registered PK-FSO, was being operated on an unscheduled cargo flight from Tanahmerah Airport to Oksibil Airport. On board the aircraft was one pilot, 1,225 kg of general cargo and 800 lbs of fuel.
At 02:44 UTC, in daylight conditions, the aircraft departed Tanahmerah and cruised at altitude of 7,000 feet. Estimate time arrival at Oksibil would be 03:24 UTC.
At 03:12 UTC, when the aircraft position was about 45 NM north of Tanahmerah, the aircraft passed another Cessna 208B aircraft from the opposite direction from Oksibil to Tanahmerah which was cruising at altitude of 6,000 feet.
The pilot failed to contact the Oksibil air traffic controller and failed to arrive at the destination. The airline's flight following officer received an emergency signal with a last recorded position of 6 NM north of Oksibil.
The next day the aircraft was found on a ridge of Anem Mountain which located about 7 NM north of Oksibil. The aircraft was destroyed by impact forces and the pilot was fatally injured.

Accident investigation:
Investigating agency: NTSC Indonesia
Status: Investigation ongoing
Duration: 128 days (4 months)
Accident number: KNKT.
Download report: Preliminary report


photo of Cessna-208-Caravan-I-PK-FSO
accident date: 12-04-2017
type: Cessna 208 Caravan I
registration: PK-FSO
photo of Cessna-208-Caravan-I-PK-FSO

This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Tanahmerah Airport to Oksibil Airport as the crow flies is 136 km (85 miles).
Accident location: Exact; as reported in the official accident report.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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