The Effect, Accuracy & Trajectory Of High Caliber AA Tracers Used For Direct Fire Support

Video footage captured in Syria shows the effect, accuracy and trajectory of a common high caliber anti-air tracers used for direct fire support against fixed ground positions. The weapon system that was mounted on a pickup truck and has been used in some sort of shoot-and-scoot tactic appears to be a ZU-23 23 mm anti-aircraft twin-barreled autocannon. ZU stands for Zenitnaya Ustanovka (Russian: Зенитная Установка) – anti-aircraft mount. The ZU-23-2 (2A13) mounts two 23 mm autocannons on a small trailer which can be converted into a stationary mount for firing the guns. While in this position the wheels are moved aside. The autocannon can be prepared for firing from the march position in 30 seconds and in emergency can be fired from the traveling position. The weapon is aimed and fired manually, with the help of the ZAP-23 optical-mechanical sight which uses manually entered target data to provide limited automatic aiming. It also has a straight-tube telescope T-3 for use against ground targets such as in