2 fatalities

Military Aircraft Mistakenly Shot Down During Swedish Army Exercise (SE-IOX)

Ringenäs, SwedenFlight

On March 15, 1986, a Mitsubishi MU-2 Marquise (registration SE-IOX) operated by Nyge-Aero was involved in an aviation accident near Ringenäs, Sweden in flight. 2 people were killed. Investigators recorded the probable cause as: The aircraft was mistakenly shot down by a surface-to-air missile while being used as a target. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 1 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-11Data APIEditorial standards

During a military exercise with the Swedish Army, an aircraft used as a target was mistakenly shot down by a surface-to-air missile, killing both occupants.

Incident Overview

While participating in a military exercise alongside the Swedish Army, an aircraft serving as a target was inadvertently struck by a surface-to-air missile. The aircraft was cruising at a relatively low altitude in a flat attitude at the time of the incident.

Sequence of Events

The crew was engaged in a training operation with the Swedish Army, during which the aircraft functioned as a target. While in flight, the aircraft was mistakenly engaged by a surface-to-air missile. The missile hit the aircraft, causing it to crash. Both occupants on board were killed.

Official Findings

The investigation concluded that the aircraft was mistakenly shot down by a surface-to-air missile while being used as a target. No further details regarding the specific type of aircraft, registration, or other circumstances have been disclosed.

Probable cause

The aircraft was mistakenly shot down by a surface-to-air missile while being used as a target.