2010 IAAF World Indoor Championships – Women's 400 metres explained

The women's 400 metres at the 2010 IAAF World Indoor Championships was held at the ASPIRE Dome on 12 and 13 March.

Medalists

width=200 bgcolor=gold	Gold	width=200 bgcolor=silver	Silver	width=200 bgcolor=CC9966	Bronze
Debbie Dunn	Vania Stambolova	Amantle Montsho

Records

Standing records prior to the 2010 IAAF World Indoor Championships
World record		49.59	Milan, Italy	7 March 1982
Championship record		50.04	Moscow, Russia	12 March 2006
World Leading		50.86	Albuquerque, United States	28 February 2010
African record		50.73	Stuttgart, Germany	1 February 1998
Asian record		52.27	Beijing, China	24 February 1996
European record		49.59	Milan, Italy	7 March 1982
North and Central American and Caribbean record		50.34	Moscow, Russia	12 March 2006
Oceanian Record		52.17	Budapest, Hungary	4 March 1989
South American record		51.83	New York City, United States	26 February 2010

Schedule

Date	Time	Round
March 12, 2010	9:00	Heats
March 12, 2010	19:05	Semifinals
March 13, 2010	17:30	Final

Results

Heats

Qualification: First 2 in each heat (Q) and the next 4 fastest (q) advance to the semifinals.

Rank	Heat	Name	Nationality	Time	Notes
1	1			52.24	Q
2	1			52.50	Q
	4			52.67	Q, Doping
4	1			52.72	q, NR
5	4			52.73	Q
6	2			52.75	Q, PB
7	2			52.75	Q
8	2			52.76	q
	2			52.86	Q, Doping
9	4			53.21	q
10	3			53.50	Q
11	4			53.56
12	3			53.57	Q
13	1			53.69
14	3			53.70
15	4			53.89
16	3			53.97
	1			54.53	Doping
17	3			55.40	NR
18	3				NR
	2
	2

Semifinals

Qualification: First 3 in each heat (Q) advance to the final.

Rank	Heat	Name	Nationality	Time	Notes
	1			51.36	Q, Doping
2	1			51.77	Q, SB
3	2			52.08	Q
4	1			52.29	Q
5	2			52.30	Q
6	2			52.34	Q, NR
7	1			52.36	SB
8	2			52.47
9	1			52.55
	2			52.59	Doping
10	2			52.92
11	1			53.30

Final

Rank	Name	Nationality	Time	Notes
			51.04
			51.50	SB
			52.53
4			52.75
			51.13	PB, Doping

References

• Heats Results
• Semifinals Results
• Final Result