Pos | Bib | Country | Athlete | Mark | Details | Reaction Time |
---|---|---|---|---|---|---|
1 | 973 | USA | 47.78 SB | Q | 0.146 | |
2 | 708 | PAN | 47.84 AR | Q | 0.149 | |
3 | 207 | DOM | 48.24 SB | q | 0.154 | |
4 | 545 | JPN | 48.46 SB | q | 0.177 | |
5 | 779 | RSA | 49.75 | 0.135 | ||
6 | 496 | JAM | 49.89 | 0.186 | ||
7 | 248 | ESP | 49.97 SB | 0.165 | ||
8 | 375 | GER | 50.25 | 0.155 |