2011 Asian Athletics Championships – Women's 400 metres

Events at the 2011 Asian Athletics Championships
Track events
100 m	men	women
200 m	men	women
400 m	men	women
800 m	men	women
1500 m	men	women
5000 m	men	women
10,000 m	men	women
100 m hurdles		women
110 m hurdles	men
400 m hurdles	men	women
3000 m steeplechase	men	women
4 × 100 m relay	men	women
4 × 400 m relay	men	women
Field events
High jump	men	women
Pole vault	men	women
Long jump	men	women
Triple jump	men	women
Shot put	men	women
Discus throw	men	women
Hammer throw	men	women
Javelin throw	men	women
Combined events
Heptathlon		women
Decathlon	men
v t e

The women's 400 metres at the 2011 Asian Athletics Championships was held at the Kobe Universiade Memorial Stadium on 7 and 8 July.^[1]

The original gold and silver medallists, Kazakhstan's Olga Tereshkova and Iraq's Gulustan Ieso, were later disqualified after testing positive for testosterone and methylhexaneamine, respectively. Initial bronze medallist Chen Jingwen of China was elevated to the gold medal position, while fourth and fifth placed runners Chandrika Subashini and Chisato Tanaka moved into the minor medal positions.^[2]

Gold	Chen Jingwen  China
Silver	Chandrika Subashini  Sri Lanka
Bronze	Chisato Tanaka  Japan

Standing records prior to the 2010 European Athletics Championships
World record	Marita Koch (GDR)	47.60	Canberra, Australia	6 October 1985
Asian record	Ma Yuqin (CHN)	49.81	Beijing, China	11 September 1993
Championship record	Damayanthi Dharsha (SRI)	51.05	Jakarta, Indonesia	2000
World Leading	Allyson Felix (USA)	49.81	Rome, Italy	26 May 2011
Asian Leading	Chandrika Subashini (SRI)	52.66	Kingston, Jamaica	23 June 2011

First 3 in each heat (Q) and 2 best performers (q) advance to the finals.^[3]

Rank	Heat	Name	Nationality	Time	Notes
1	2	Chandrika Subashini	Sri Lanka	54.05	Q
2	1	Chen Jingwen	China	54.06	Q
3	1	Chisato Tanaka	Japan	54.16	Q
4	1	Miho Shingu	Japan	54.36	Q
5	2	Sayaka Aoki	Japan	54.46	q
6	1	Alaa Al-Qaysi	Iraq	54.68	q
7	2	Yujin Woo	South Korea	55.78
8	1	Leong Ka Man	Macau	1:00.04
	2	Olga Tereshkova	Kazakhstan	53.53	Q, DQ
	2	Gulustan Ieso	Iraq	53.81	Q, DQ
	1	Marina Maslyonko	Kazakhstan	DNF

^[4]

Rank	Lane	Name	Nationality	Time	Notes
	7	Chen Jingwen	China	52.89
	9	Chandrika Subashini	Sri Lanka	53.35
	4	Chisato Tanaka	Japan	54.08
4	2	Sayaka Aoki	Japan	54.15
5	8	Miho Shingu	Japan	54.28
6	3	Alaa Al-Qaysi	Iraq	54.85
	5	Olga Tereshkova	Kazakhstan	52.37	DQ
	6	Gulustan Ieso	Iraq	52.80	DQ