Narrative:The Ilyushin 76 was part of an air relief operation following an earthquake in Armenia on Dec. 7, 1988. The aircraft flew into the side of a mountain while on approach to Leninakan.
|Date:||Sunday 11 December 1988|
|Operator:||Soviet Air Force|
|C/n / msn:|| 083413388|
|First flight:|| 1978|
|Crew:||Fatalities: 9 / Occupants: 9|
|Passengers:||Fatalities: 68 / Occupants: 69|
|Total:||Fatalities: 77 / Occupants: 78 |
|Airplane damage:|| Damaged beyond repair|
|Location:||15 km (9.4 mls) from Leninakan Airport (LWN) ( Armenia)
|Phase:|| Approach (APR)|
|Nature:||Domestic Non Scheduled Passenger|
|Departure airport:||Baku-Bina International Airport (BAK/UBBB), Azerbaijan|
|Destination airport:||Leninakan Airport (LWN/UDSG), Armenia|
The crew had used an incorrect altimeter setting (734 mm Hg instead of 634 mm Hg). This resulted in an erroneous altitude indication that was 1100 metres above the actual altitude.
The crew were tired, since they did not have sufficient rest. They made several relief flights the day before.
Insufficient rest / fatigue
Controlled Flight Into Terrain (CFIT) - Mountain
» Soviet Transports
» Flight International 24-31.12.1988 (p.3)
» Scramble 253
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 Baku-Bina International Airport to Leninakan Airport as the crow flies is 520 km (325 miles).
This information is not presented as the Flight Safety Foundation or the Aviation Safety Networkĺs opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.