The women's 400 metres at the 2012 IAAF World Indoor Championships was held at the Ataköy Athletics Arena on 9 and 10 March.

Medalists GoldSilverBronzeSanya Richards-RossAleksandra FedorivaNatasha Hastings

Records Standing records prior to the 2012 IAAF World Indoor ChampionshipsWorld record49.59Milan, Italy7 March 1982Championship record50.04Moscow, Russia12 March 2006World Leading50.71Albuquerque, United States26 February 2012African record50.73Stuttgart, Germany1 February 1998Asian record52.27Beijing, China24 February 1996European record49.59Milan, Italy7 March 1982North and Central American and Caribbean record50.34 Moscow, Russia12 March 2006Oceanian Record52.17Budapest, Hungary4 March 1989South American record51.83New York City, United States26 February 2010

Qualification standards IndoorOutdoor 53.25 51.25

Schedule Date Time RoundMarch 9, 2012 9:35 HeatsMarch 9, 2012 19:50 SemifinalsMarch 10, 2012 18:40 Final

Results

Heats Qualification: First 2 in each heat (Q) and the next 6 fastest (q) advance to the semifinals.

Rank Heat Name Nationality Time Notes 1 2 Nataliya Pyhyda 52.02 Q, SB 2 3 Sanya Richards-Ross 52.81 Q 3 1 Denisa Rosolová 52.95 Q 4 1 Vania Stambolova 52.97 Q 5 2 Patricia Hall 52.99 Q 6 6 Shana Cox 53.24 Q 7 4 Aleksandra Fedoriva 53.26Q 8 4 Dominique Blake 53.39Q 9 4 Muizat Ajoke Odumosu 53.47 q 10 2 Meliz Redif 53.55 q 11 3 Nadine Okyere 53.56 Q 12 6 Irina Davydova 53.58Q 13 5 Natasha Hastings 53.64Q 14 1 Maria Enrica Spacca 53.74 q 14 3 Tiandra Ponteen 53.74q 16 5 Moa Hjelmer 54.01Q 3 Bimbo Miel Ayedou 54.44 q, NR † 17 5 Aliann Pompey 54.63 q 18 6 Ambwene Simukonda 55.51 19 6 Kineke Alexander 55.88 20 2 Amaliya Sharoyan 56.41 21 1 Déborah Rodríguez 57.08 22 4 Natacha Ngoye 58.21 23 1 Sharon Kwarula 59.56 24 5 Graciela Martins 59.83 25 2 Danielle Alakija 26 5 Vladislava Ovcharenko NR 27 6 Gaiane Ustiane 28 6 Maziah Mahusin NR 29 2 Amy Atkinson NR 3 Geisa Aparecida Coutinho Lane violation 4 Munguntuya Batgerel Lane violation

Semifinals

Qualification: First 2 of each heat qualified (Q).

Rank Heat Name Nationality Time Notes 1 3 Sanya Richards-Ross 50.99 Q 2 3 Aleksandra Fedoriva 51.79 Q 3 1 Natasha Hastings 51.87 Q 4 1 Vania Stambolova 51.87 Q 5 1 Nataliya Pyhyda 51.98 SB 6 1 Moa Hjelmer 52.29 NR 7 2 Shana Cox 52.69 Q 8 2 Denisa Rosolová 52.78 Q 9 2 Dominique Blake 53.00 10 2 Irina Davydova 53.02 11 3 Patricia Hall 53.21 12 3 Nadine Okyere 53.66 13 2 Maria Enrica Spacca 53.71 14 1 Muizat Ajoke Odumosu 54.06 3 Bimbo Miel Ayedou 54.26 NR, † 15 3 Meliz Redif 54.48 1 Aliann Pompey 2 Tiandra Ponteen † = Bimbo Miel Ayedou's sample later tested positive for banned substances and she was disqualified.IAAF Newsletter No.134 / 25 June 2012 . IAAF. Retrieved on 2012-08-25.

Final

Rank Name Nationality Time Notes Sanya Richards-Ross 50.79 Aleksandra Fedoriva 51.76 Natasha Hastings 51.82 4 Vania Stambolova 51.99 5 Shana Cox 52.13 PB 6 Denisa Rosolová 52.48

References