In Finland, these artillery rockets were used as practice targets for heat-seeking missiles.

A few flares would be attached to the rocket to increase the heat radiation, and the speed would be reduced to match that of a fighter plane.

The rocket had a range of 8.7 km, it weighed 42 kg, and its diameter was

13.2 cm.

In 1979–1999, a total of 492 rockets were launched.