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10 metre air rifle (N.B. For "Meter" in this article - read "Metre") is an International Shooting Sports Federation (ISSF) shooting event, shot at a bullseye target over a distance of 10 meters (10.94 yards) using a 4.5 mm (0.177 in) calibre air rifle with a maximum weight of 5.5 kg (12.13 lb). It is one of the ISSF-governed shooting sports included in the Summer Olympics since the 1984 Los Angeles Games.