Pos | Rank | Heat | Bib | Athlete | Mark | Details | Reaction Time | |
|---|---|---|---|---|---|---|---|---|
1 | 1 | 3 | 879 | USA | 49.89 SB | Q | 0.154 | |
2 | 2 | 3 | 512 | JAM | 50.03 PB | Q | 0.187 | |
3 | 1 | 1 | 142 | BAH | 50.12 | Q | 0.167 | |
4 | 1 | 2 | 390 | GBR | 50.16 SB | Q | 0.170 | |
5 | 2 | 2 | 515 | JAM | 50.32 SB | Q | 0.135 | |
6 | 3 | 3 | 513 | JAM | 50.47 SB | q | 0.204 | |
7 | 3 | 2 | 881 | USA | 50.50 SB | q | 0.189 | |
8 | 4 | 3 | 843 | UKR | 50.62 PB | 0.176 | ||
9 | 4 | 2 | 630 | NGR | 50.76 PB | 0.252 | ||
10 | 2 | 1 | 509 | JAM | 50.82 | Q | 0.216 | |
11 | 5 | 3 | 389 | GBR | 50.87 PB | 0.175 | ||
12 | 5 | 2 | 367 | FRA | 50.97 PB | 0.213 | ||
13 | 6 | 3 | 698 | ROU | 51.05 | 0.167 | ||
14 | 3 | 1 | 489 | ITA | 51.14 | 0.175 | ||
15 | 4 | 1 | 366 | FRA | 51.30 | 0.188 | ||
16 | 5 | 1 | 889 | USA | 51.33 | 0.154 | ||
17 | 6 | 2 | 736 | RUS | 51.49 PB | 0.158 | ||
18 | 6 | 1 | 725 | RUS | 51.86 | 0.184 | ||
19 | 7 | 3 | 571 | KEN | 51.92 | 0.182 | ||
20 | 8 | 3 | 944 | ZAM | 51.93 | 0.178 | ||
21 | 7 | 2 | 678 | POL | 51.94 | 0.153 | ||
22 | 7 | 1 | 112 | AUS | 52.04 | 0.180 | ||
23 | 8 | 2 | 205 | CAN | 52.31 | 0.228 | ||
1 | 578 | KEN | DQ |