Results The XXX Olympic Games GREAT BRITAIN & N.I. London, GREAT BRITAIN & N.I. 27 JUL 2012 - 12 AUG 2012

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

Heat 1 04 AUG 2012 20:05

POS BIB ATHLETE COUNTRY MARK Reaction Time
Details 1 3313 Sanya Richards-Ross USAUSA 50.07 Q 0.149
Details 2 1866 Christine Ohuruogu GBRGBR 50.22 Q SB 0.222
Details 3 2209 Rosemarie Whyte JAMJAM 50.98 q 0.197
Details 4 2862 Yulia Gushchina RUSRUS 51.66 0.166
Details 5 2104 Joanne Cuddihy IRLIRL 51.88 0.209
Details 6 2536 Tjipekapora Herunga NAMNAM 52.53 0.200
Details 7 1313 Jenna Martin CANCAN 52.83 0.185
Details 8 2343 Joy Nakhumicha Sakari KENKEN 52.95 0.196

Heat 2 04 AUG 2012 20:13

POS BIB ATHLETE COUNTRY MARK Reaction Time
Details 1 1214 Amantle Montsho BOTBOT 50.15 Q 0.205
Details 2 3307 Francena McCorory USAUSA 50.19 Q 0.246
Details 3 2154 Libania Grenot ITAITA 51.18 0.163
Details 4 2195 Christine Day JAMJAM 51.19 0.194
Details 5 2581 Regina George NGRNGR 51.35 0.151
Details 6 3172 Alina Lohvynenko UKRUKR 51.38 0.194
Details 7 1851 Shana Cox GBRGBR 52.58 0.185
Details 8 2026 Aliann Pompey GUYGUY 52.58 0.147

Heat 3 04 AUG 2012 20:21

POS BIB ATHLETE COUNTRY MARK Reaction Time
Details 1 2873 Antonina Krivoshapka RUSRUS 49.81 Q 0.198
Details 2 3321 Deedee Trotter USAUSA 49.87 Q SB 0.187
Details 3 2213 Novlene Williams-Mills JAMJAM 49.91 q 0.247
Details 4 2585 Omolara Omotosho NGRNGR 51.41 0.195
Details 5 3182 Nataliya Pyhyda UKRUKR 51.41 0.176
Details 6 2750 Carol Rodríguez PURPUR 52.08 0.210
Details 7 1864 Lee McConnell GBRGBR 52.24 0.219
Details 8 2030 Marlena Wesh HAIHAI 52.49 0.251