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

Heat 1 01 OCT 2019 20:50 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 376 Salwa Eid Naser BRN BRN 49.79 Q 0.185
2 1966 Phyllis Francis USA USA 50.22 Q SB 0.218
3 1546 Iga Baumgart-Witan POL POL 51.02 q PB 0.192
4 1402 Paola Morán MEX MEX 51.08 0.233
5 1014 Aliyah Abrams GUY GUY 51.71 0.156
6 1464 Patience Okon George NGR NGR 51.89 0.167
7 797 Déborah Sananes FRA FRA 52.24 0.210
8 868 Laviai Nielsen GBR GBR 52.94 0.166

Heat 2 01 OCT 2019 21:00 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 226 Shaunae Miller-Uibo BAH BAH 49.66 Q 0.144
2 1982 Wadeline Jonathas USA USA 50.07 Q PB 0.202
3 1183 Shericka Jackson JAM JAM 50.10 q 0.181
4 233 Sada Williams BAR BAR 51.31 PB 0.171
5 1435 Lisanne de Witte NED NED 51.41 0.197
6 572 Roxana Gómez CUB CUB 51.56 SB 0.191
7 181 Bendere Oboya AUS AUS 51.58 0.215
8 602 Lada Vondrová CZE CZE 52.25 0.219

Heat 3 01 OCT 2019 21:10 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 1185 Stephenie Ann McPherson JAM JAM 50.70 Q SB 0.134
2 1557 Justyna Święty-Ersetic POL POL 50.96 Q 0.213
3 1964 Kendall Ellis USA USA 51.58 0.202
4 862 Emily Diamond GBR GBR 51.62 SB 0.129
5 1312 Mary Moraa KEN KEN 52.11 0.276
6 1467 Favour Ofili NGR NGR 52.58 0.185
7 2017 Shakima Wimbley USA USA 1:13.55 0.201
315 Galefele Moroko BOT BOT DNF 0.214