Archery Sambódromo Aug 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Nock Fletching: Plastic or feather Shaft: Max diameter: 9.3mm Most are 5.5mm for faster flight. Made from aluminium or carbon-graphite London Olympics women’s archery gold medallist Ki Bo-Bae (KOR) Draw weight Women: 15kg Men: 22kg Quiver Points 10 9 8 7 6 5 4 3 2 1 Target: Diameter: 122cm Gold ring: Diameter: 12.2cm Arrow head: Steel tip Archer: Must compensate for wind speed and direction Distance to target: Women: 70m Men: 90m Riser: Lightweight magnesium or composite handle Recurve bow: Propels arrows in excess of 240km/h Bow string: Polyethylene fibres Arm guard: Plastic or vinyl Chest guard Stabilizers: Prevent twisting at moment of release Sources: Rio 2016, Olympic.org, IAAF Pictures: Associated Press