| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1483 | Amaurys R. Valle |
CUB
|
49.19 Q PB | 0.176 |
| 2 | 1039 | Brendan Cole |
AUS
|
49.24 Q PB | 0.200 |
| 3 | 2571 | Cristian Morton |
NGR
|
49.34 Q | 0.295 |
| 4 | 1155 | Kenneth Medwood |
BIZ
|
49.78 q | 0.190 |
| 5 | 2172 | Roxroy Cato |
JAM
|
50.22 | 0.158 |
| 6 | 3032 | Chieh CHEN |
TPE
|
50.27 | 0.187 |
| 7 | 1353 | Zhilong Li |
CHN
|
50.36 | 0.146 |
| 2225 | Takayuki KISHIMOTO |
JPN
|
DQ | 0.144 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 3258 | Michael Tinsley |
USA
|
49.13 Q | 0.185 |
| 2 | 2176 | Leford Green |
JAM
|
49.30 Q | 0.194 |
| 3 | 2528 | Kurt Couto |
MOZ
|
49.31 Q | 0.170 |
| 4 | 2741 | Eric Alejandro |
PUR
|
49.39 q | 0.204 |
| 5 | 1666 | Rasmus MÄGI |
EST
|
50.05 | 0.128 |
| 6 | 1559 | Winder Cuevas |
DOM
|
50.15 SB | 0.184 |
| 2231 | Akihiko Nakamura |
JPN
|
DQ | 0.153 | |
| 2970 | Kariem HUSSEIN |
SUI
|
DNS |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1812 | David GREENE |
GBR
|
48.98 Q | 0.167 |
| 2 | 2947 | Emir Bekric |
SRB
|
49.21 Q NR | 0.196 |
| 3 | 2128 | José Reynaldo Bencosme De Leon |
ITA
|
49.35 Q | 0.220 |
| 4 | 2932 | Brent LaRue |
SLO
|
49.38 q PB | 0.182 |
| 5 | 2746 | Jamele Mason |
PUR
|
49.89 | 0.173 |
| 6 | 1345 | Wen Cheng |
CHN
|
50.38 | 0.176 |
| 7 | 2309 | Vincent Kiplangat Kosgei |
KEN
|
50.80 | 0.175 |
| 8 | 2782 | Cornel Fredericks |
RSA
|
52.29 | 0.162 |
| 3028 | Lankantien Lamboni |
TOG
|
DQ | 0.334 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 2743 | Javier Culson |
PUR
|
48.33 Q | 0.212 |
| 2 | 3212 | Kerron Clement |
USA
|
48.48 Q SB | 0.175 |
| 3 | 1465 | Omar Cisneros |
CUB
|
48.63 Q SB | 0.206 |
| 4 | 1065 | Tristan Thomas |
AUS
|
49.13 q SB | 0.152 |
| 5 | 1843 | Rhys Williams |
GBR
|
49.17 q SB | 0.217 |
| 6 | 1135 | Michaël Bultheel |
BEL
|
49.18 q PB | 0.147 |
| 7 | 2826 | Viacheslav Sakaev |
RUS
|
50.36 | 0.181 |
| 8 | 2714 | Jorge Paula |
POR
|
51.40 | 0.160 |
| 9 | 1444 | Maoulida Daroueche |
COM
|
53.49 | 0.213 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 3255 | Angelo Taylor |
USA
|
49.29 Q | 0.187 |
| 2 | 3043 | Jehue Gordon |
TTO
|
49.37 Q | 0.161 |
| 3 | 3140 | Stanislav Melnykov |
UKR
|
50.13 Q | 0.196 |
| 4 | 1921 | Silvio Schirrmeister |
GER
|
50.21 | 0.226 |
| 5 | 1981 | PeriklÃs Iakovákis |
GRE
|
50.27 | 0.248 |
| 6 | 2791 | L.J. van Zyl |
RSA
|
50.31 | 0.173 |
| 7 | 1522 | Josef Prorok |
CZE
|
50.33 | 0.184 |
| 8 | 2270 | Viktor Leptikov |
KAZ
|
51.67 | 0.249 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1563 | Felix Sánchez |
DOM
|
49.24 Q | 0.177 |
| 2 | 1811 | Jack Green |
GBR
|
49.49 Q | 0.209 |
| 3 | 2910 | Mamadou Kasse HANN |
SEN
|
49.63 Q | 0.262 |
| 4 | 2239 | Tetsuya Tateno |
JPN
|
49.95 | 0.168 |
| 5 | 2186 | Josef Robertson |
JAM
|
49.98 | 0.176 |
| 6 | 2312 | Bonface Mucheru |
KEN
|
50.33 | 0.165 |
| 7 | 3329 | Artem Dyatlov |
UZB
|
51.55 | 0.185 |
| 8 | 3201 | Andrés Silva |
URU
|
53.38 | 0.195 |