Five men qualified automatically for the final led by American Chad Brown, who celebrates his 17th birthday later this month, with a second round throw of 72.59m.
South Africa’s powerful javelin challenge started impressively, as Raldu Potgieter sent the spear 72.35m to qualify automatically for tomorrow afternoon’s final.
He was joined by Finn Ari Inkero, 15, who comfortably achieved the qualification mark of 70.00m with 71.19m with his opening throw. Brazilian Julio Cesar De Oliveira, one of the gold medal favourites, also negotiated qualification with a first round throw with 72.08m.
Poland’s Sebastian Jachimowicz left it until the final round to qualify with 71.02m.
South Africa’s pre-event favourite Robert Oosthuizen led the qualifiers from pool B for tomorrow afternoon’s final with 71.76. Oosthuizen’s father Johan is a former South African record-holder.
Only two other men automatically qualified from pool B – Korea’s Sang-Woo Lee (70.87m) and the second of the Finnish throwers Tero Ojala (70.22m).