First 2 in each heat (Q) and the next 2 fastest (q)

Heat 1 29 AUG 2011 20:00 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 1099 LaShawn Merritt USA USA 44.76 Q 0.284
2 171 Kévin BORLÉE BEL BEL 45.02 Q 0.156
3 963 Rabah YOUSIF SUD SUD 45.43 0.161
4 1013 Renny QUOW TTO TTO 45.72 0.189
5 158 Ramon Miller BAH BAH 45.88 0.235
6 618 Yuzo Kanemaru JPN JPN 46.11 0.171
7 278 Williams Collazo CUB CUB 46.13 0.145
8 303 Erison Hurtault DMA DMA 46.41 0.163

Heat 2 29 AUG 2011 20:08 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 525 Kirani JAMES GRN GRN 45.20 Q 0.174
2 565 Tabarie Henry ISV ISV 45.53 Q 0.199
3 154 Chris Brown BAH BAH 45.54 0.159
4 1131 Jamaal Torrance USA USA 45.73 0.265
5 271 Nery Brenes CRC CRC 45.93 0.176
6 840 Marcin Marciniszyn POL POL 45.94 0.191
7 456 Martyn ROONEY GBR GBR 46.09 0.198
8 596 Riker Hylton JAM JAM 46.99 0.202

Heat 3 29 AUG 2011 20:16 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 594 Jermaine Gonzales JAM JAM 44.99 Q 0.160
2 170 Jonathan BORLÉE BEL BEL 45.14 Q 0.155
3 524 Rondell Bartholomew GRN GRN 45.17 q 0.192
4 874 Femi OGUNODE QAT QAT 45.41 q SB 0.187
5 1106 Greg Nixon USA USA 45.51 0.232
6 934 Pavel Trenikhin RUS RUS 45.68 0.230
7 160 Demetrius Pinder BAH BAH 45.87 0.141
8 896 Oscar Pistorius RSA RSA 46.19 0.294