| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 947 | Ashley SPENCER |
USA
|
51.48 Q | 0.167 |
| 2 | 967 | Kineke Alexander |
VIN
|
51.62 Q SB | 0.183 |
| 3 | 632 | Omolara OGUNMAKINJU |
NGR
|
51.98 Q | 0.173 |
| 4 | 585 | AgnÄ— Å ERKÅ NIENÄ– |
LTU
|
52.28 q PB | 0.227 |
| 5 | 605 | Olesea Cojuhari |
MDA
|
52.45 | 0.206 |
| 6 | 451 | Kadecia Baird |
GUY
|
53.73 | 0.308 |
| 735 | Antonina Krivoshapka |
RUS
|
DQ | 0.181 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 379 | Christine Ohuruogu |
GBR
|
50.20 Q | 0.201 |
| 2 | 916 | Natasha Hastings |
USA
|
50.64 Q | 0.169 |
| 3 | 361 | Marie Gayot |
FRA
|
51.83 Q | 0.264 |
| 4 | 775 | Amy Mbacke Thiam |
SEN
|
52.24 Q | 0.332 |
| 5 | 816 | Moa HJELMER |
SWE
|
52.39 | 0.198 |
| 6 | 186 | Joelma Sousa |
BRA
|
53.01 | 0.291 |
| 7 | 969 | Gretta Taslakian |
LBN
|
54.56 | 0.203 |
| 8 | 820 | Phumlile Ndzinisa |
SWZ
|
56.36 | 0.239 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 930 | Francena McCorory |
USA
|
50.56 Q | 0.292 |
| 2 | 518 | Stephenie Ann MCPHERSON |
JAM
|
50.98 Q | 0.178 |
| 3 | 482 | Libania Grenot |
ITA
|
51.43 Q SB | 0.238 |
| 4 | 360 | Floria GUEI |
FRA
|
51.75 Q | 0.245 |
| 5 | 200 | Alicia BROWN |
CAN
|
53.26 | 0.230 |
| 6 | 252 | Yanmin Zhao |
CHN
|
54.03 | 0.350 |
| 7 | 142 | Sade Sealy |
BAR
|
55.45 | 0.220 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 751 | Kseniya Ryzhova |
RUS
|
50.69 Q | 0.218 |
| 2 | 514 | Novlene Williams-Mills |
JAM
|
50.83 Q | 0.324 |
| 3 | 864 | Nataliia Pygyda |
UKR
|
51.17 Q SB | 0.162 |
| 4 | 693 | Bianca Razor |
ROU
|
51.51 Q PB | 0.268 |
| 5 | 616 | Tjipekapora Herunga |
NAM
|
52.01 q SB | 0.230 |
| 6 | 476 | Chiara Bazzoni |
ITA
|
52.14 q | 0.197 |
| 7 | 407 | Esther Cremer |
GER
|
52.17 q | 0.168 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 170 | Amantle MONTSHO |
BOT
|
50.75 Q | 0.352 |
| 2 | 629 | Regina George |
NGR
|
51.01 Q | 0.242 |
| 3 | 512 | Patricia Hall |
JAM
|
52.20 Q | 0.151 |
| 4 | 310 | Aauri Lorena BOKESA |
ESP
|
52.44 Q | 0.216 |
| 5 | 467 | Jennifer Carey |
IRL
|
52.62 | 0.187 |
| 6 | 124 | Caitlin Sargent-Jones |
AUS
|
52.63 | 0.176 |
| 568 | Maureen Jelagat Maiyo |
KEN
|
DQ R163.3 | 0.191 |