Swimming at the 2009 World Aquatics Championships – Men's 50 metre backstroke explained

Event:	Men's 50 metre backstroke
Competition:	2009 FINA World Championships
Venue:	Foro Italico
Dates:	1 August 2009 (heats, semifinals) 2 August 2009 (final)
Competitors:	142
Win Value:	24.04 seconds
Gold:	Liam Tancock
Goldnoc:	GBR
Silver:	Junya Koga
Silvernoc:	JPN
Bronze:	Gerhard Zandberg
Bronzenoc:	RSA
Prev:	2007
Next:	2011

See main article: Swimming at the 2009 World Aquatics Championships.

The heats for the men's 50 metre backstroke race at the 2009 World Championships took place in the morning and evening of 1 August, with the final in the evening session of 2 August at the Foro Italico in Rome, Italy.

Records

Prior to this competition, the existing world and competition records were as follows:

World record		24.33	Eindhoven, Netherlands	align=right	5 December 2008
Championship record		24.80	Barcelona, Spain	27 July 2003

The following records were established during the competition:

Date	Round	Nationality	Time	Record
1 August	Heat 13	Brazil	24.49	CR
1 August	Semifinal 1	Great Britain	24.08	WR
2 August	Final	Great Britain	24.04	WR

Results

Heats

Rank	Time	Heat	Lane	Notes
1	24.49	13	4	CR, SA
2	24.50	14	5	NR
3	24.52	13	5	NR
4	24.55	15	8
5	24.57	15	4
6	24.60	14	4	NR
7	24.68	13	8	AF
8	24.75	14	3	NR
9	24.77	13	3
10	24.79	14	9
11	24.80	15	7
12	24.87	15	6
13	24.92	15	5
14	24.97	14	8
14	24.97	15	3
16	25.01	14	6
17	25.08	14	7	NR
18	25.10	13	7
19	25.13	15	1
20	25.23	13	3	NR
21	25.24	11	5	NR
22	25.30	14	1
23	25.31	13	2
24	25.32	13	6
25	25.34	14	2
26	25.36	15	2
27	25.39	13	0
28	25.40	9	6	NR
29	25.44	12	6
30	25.53	12	3
31	25.54	12	4
32	25.57	15	0
33	25.59	15	9
34	25.68	12	9
35	25.77	10	6
36	25.84	13	9	NR
37	25.94	11	6
38	25.97	12	7
39	26.01	12	2
40	26.07	11	0
41	26.08	14	0
42	26.11	10	7	NR
43	26.19	12	5
44	26.29	12	0
45	26.35	10	5
46	26.40	9	2
47	26.41	10	4
48	26.42	11	7
49	26.54	12	8
50	26.62	8	6
51	26.63	9	8
52	26.68	11	3
53	26.69	11	8	NR
54	26.70	10	8	NR
55	26.71	7	7
56	26.72	8	2
57	26.84	8	1
58	26.94	9	5
59	27.01	7	9	NR
60	27.06	11	1
61	27.07	9	4
62	27.10	9	9
62	27.10	10	1	NR
64	27.13	10	2
65	27.29	11	4
66	27.32	11	9
67	27.36	8	4
68	27.39	8	5
68	27.39	8	0
70	27.51	10	9
71	27.58	7	3	NR
72	27.65	8	9	NR
73	27.70	8	8
74	27.73	10	0
75	27.83	7	1
75	27.83	7	8
77	27.94	10	3
78	27.95	6	2
79	28.05	6	3
80	28.15	8	7
81	28.36	6	4
82	28.38	6	9
83	28.47	6	6
84	28.48	7	0
85	28.57	5	6
85	28.57	7	6
87	28.62	9	0
88	28.70	6	0
89	28.85	6	5
90	28.90	9	3
91	29.16	6	1
92	29.18	5	5
93	29.28	7	4
94	29.33	5	8	NR
95	29.60	5	1
96	29.61	5	4
97	29.66	4	1
98	29.71	3	4
99	29.75	4	6
100	29.76	3	2
101	29.82	5	9
102	29.99	5	7
102	29.99	12	1
104	30.15	5	2
105	30.18	4	5
106	30.35	2	4
107	30.41	6	8
108	30.56	4	7
109	30.64	4	4
110	30.83	4	9
111	30.95	3	1
112	31.18	4	3
113	31.46	3	3
114	31.47	4	2
115	31.53	1	2
116	31.55	3	8
117	31.58	3	7
118	31.66	7	2
119	31.74	3	5
120	31.88	5	0
121	32.22	2	0
122	32.26	2	6
123	32.82	3	0
124	33.07	2	3
125	34.06	2	7
126	34.66	2	2
127	37.84	2	9
128	39.17	3	6
129	43.64	1	4
130	46.10	1	1
–	DNS	1	3
–	DNS	1	5
–	DNS	2	1
–	DNS	2	5
–	DNS	2	8
–	DNS	3	9
–	DNS	4	8
–	DNS	5	3
–	DNS	6	7
–	DNS	8	3
–	DNS	9	7
–	DNS	11	2

Semifinals

Rank	Time	Heat	Lane	Notes
1	24.08	1	5	WR
2	24.29	2	3	AS
3	24.46	2	5	NR
4	24.48	1	4	NR
5	24.59	1	3	NR
6	24.68	2	6	=AF
7	24.77	1	8	NR
7	24.77	2	7	NR
9	24.78	1	6
10	24.79	1	7
11	24.80	2	2
12	24.81	1	2
13	24.87	2	1
14	24.92	1	1
15	24.98	2	4
16	25.02	2	8

Final

Rank	Time	Lane	Notes
	24.04	4	WR
	24.24	5	AS
	24.34	7	AF
4	24.57	6
5	24.61	3
6	24.63	2
7	24.87	8
8	25.15	1