SA-3 Goa surface-to-air missile

The SA-3 Goa is a low-altitude surface-to-air missile (SAM) system designed to complement the SA-2 Guideline as a low-medium altitude weapon for use against aircraft such as fighters.

The Goa represented a modest evolutionary advance over the SA-2, having been designed from the outset to counter electronic countermeasures. It was also the first Soviet air defense missile to use solid fuel in both stages. Some versions, such as those that were in Soviet air defense service...