MOSCOW, December 24. /TASS/. Russia is developing a new antiaircraft artillery system with a 57 mm gun, Air Defense Troop Commander, Lieutenant-General Alexander Leonov said on Thursday.

"A promising antiaircraft artillery system with a 57 mm gun is under development to replace our Tunguska and Shilka complexes," Leonov said in a live broadcast of Rossiya-24 TV Channel.

The Shilka is a Soviet-made self-propelled antiaircraft system armed with a quadruple 23 mm gun designed to provide cover for ground forces, destroy air targets at ranges of up to 2,500 meters and altitudes of up to 1,500 meters flying at a speed of 450 meters per second.

The Tunguska missile and gun system is designed to detect, identify, track and destroy various types of air targets (helicopters, tactical aviation planes, cruise missiles and drones) and also to destroy surface and ground targets.