Accident
The aircraft departed Ternate Airport at 0153 local time on the second leg of a flight from Ambon to Manado. While descending by night to Manado-Sam Ratulangi Airport, the crew encountered limited visibility due to poor weather conditions. The aircraft struck the slope of Mount Klabat, located 15 kilometers southeast of the runway 36 threshold.
Destruction and Casualties
The aircraft was destroyed upon impact. All 13 occupants were killed.
Weather Conditions
At the time of the accident, it was raining and the mountain was shrouded in clouds.
Probable Cause
According to the official investigation, the probable cause was controlled flight into terrain.