Main Centre for Missile Attack Warning

56.241578°N 37.013825°E / 56.241578; 37.013825

The 820th Main Centre for Missile Attack Warning (Russian: Главный центр предупреждения о ракетном нападении (Гцпрн), tr. GTsPRN) is the Russian Space Forces early warning network against ballistic missile attack. It has headquarters in the village of Timonovo near Solnechnogorsk outside Moscow and is part of the Russian Space Forces of the Aerospace Forces. The centre consists of a network of early warning radar stations which transmit their data to the control centre near Solnechnogorsk. Other information comes from the early warning Oko and EKS satellites as well as the Don-2N missile defence radar. Information from the centre could be used for a launch on warning nuclear missile attack or to engage the A-135 anti-ballistic missile system.