2010 FINA World Swimming Championships (25 m) – Women's 50 metre butterfly explained

Event:	Women's 50m Butterfly
Competition:	2010 Short Course Worlds
Dates:	16 December 2010 (heats and semifinals) 17 December 2010 (final)
Competitors:	75
Win Value:	24.87
Gold:	Therese Alshammar
Goldnoc:	SWE
Silver:	Felicity Galvez
Silvernoc:	AUS
Bronze:	Jeanette Ottesen
Bronzenoc:	DEN
Prev:	2008
Next:	2012

See main article: article and 2010 FINA World Swimming Championships (25m).

The women's 50-metre butterfly event at the 10th FINA World Swimming Championships (25m) took place 16–17 December 2010 in Dubai, United Arab Emirates. The heats and semifinals were swum 16 December;^{[1] [2]} the final on 17 December.^[3]

75 swimmers swam the race.

Records

Prior to the competition, the existing world and championship records were as follows.

	Name	Nation	Time	Location	Date
World record	Therese Alshammar		align=left	24.38	Singapore	22 November 2009
Championship record			align=left	25.32		11 April 2008

The following records were established during the competition:

Date	Round	Name	Nation	Time	WR	CR
16 December 2010	Heats	Therese Alshammar		25.23		CR
16 December 2010	Semifinals	Felicity Galvez		25.20		CR
16 December 2010	Semifinals	Therese Alshammar		25.19		CR
17 December 2010	Final	Therese Alshammar		24.87		CR

Results

Preliminary heats

Rank	Heat	Lane	Name	Time	Notes
1	9	5		25.23	Q, CR
2	10	3		25.41	Q
3	10	4		25.67	Q
4	8	5		25.69	Q
5	10	2		25.76	Q
6	10	5		25.77	Q
7	8	3		25.83	Q
8	9	4		25.97	Q
9	9	3		26.17	Q
10	1	5		26.22	Q
11	8	6		26.26	Q
12	10	6		26.29	Q
13	10	1		26.33	Q
14	8	4		26.36	Q
15	10	7		26.39	Q
16	8	1		26.48	Q
17	10	8		26.54
18	2	8		26.65
19	9	6		26.69
20	9	7		26.73
21	6	7		26.75
22	8	8		26.78
23	8	2		26.81
24	9	2		26.87
25	9	8		26.99
26	7	5		27.01
27	9	1		27.02
28	7	3		27.07
29	7	2		27.09
30	7	4		27.12
31	8	7		27.17
32	7	7		27.36
33	7	1		27.48
34	7	6		27.72
34	7	8		27.72
36	6	4		28.02
37	6	5		28.15
38	6	2		28.32
39	6	3		28.37
40	5	6		28.95
41	6	6		28.96
42	5	4		29.20
43	4	3		29.30	NR
44	5	3		29.66
45	5	5		29.67
46	5	1		29.77
47	5	7		29.93
48	4	4		29.99
49	5	8		30.04
50	4	8		30.16
51	3	7		30.28
52	5	2		30.37
53	4	7		30.65
54	4	2		30.77
55	6	8		30.85
56	4	5		30.96
57	1	3		30.97
58	3	6		31.13
59	3	4		31.33
59	3	5		31.33
61	4	1		31.55
62	4	6		31.78
63	3	3		31.99
64	6	1		32.31
65	3	1		32.97
66	2	7		33.17
67	2	3		33.48
68	2	1		33.52
69	3	2		33.53
70	2	4		33.80
71	3	8		35.29
72	2	5		36.04
73	1	4		36.73
74	2	6		38.79
75	2	2		39.14

Schreuder scratched the semifinals; therefore 17th-place finisher Schweiger advanced to the semifinals.

Semifinals

Semifinal 1

Rank	Lane	Name	Time	Notes
1	4		25.20	Q, CR
2	3		25.53	Q
3	5		25.54	Q
4	2		25.76	Q
5	6		26.05
6	1		26.36
7	7		26.46
8	8		26.58

Semifinal 2

Rank	Lane	Name	Time	Notes
1	4		25.19	Q, CR
2	2		25.41	Q
3	5		25.45	Q
4	3		25.65	Q
5	6		25.84
6	7		25.91
7	1		26.21
8	8		26.49

Final

Rank	Lane	Name	Time	Notes
	4		24.87	CR
	5		24.90
	2		25.24
4	3		25.34
5	6		25.48
6	7		25.61
7	1		25.74
8	8		25.96

Notes and References

1. Web site: 2010 FINA World Swimming Championships (25 m) – Women's 50 metre butterfly (heats) . Omega Timing . 2010-12-16 .
2. Web site: 2010 FINA World Swimming Championships (25 m) – Women's 50 metre butterfly (semifinals). Omega Timing. 2010-12-16.
3. Web site: 2010 FINA World Swimming Championships (25 m) – Women's 50 metre butterfly (final). Omega Timing. 2010-12-17. https://web.archive.org/web/20120316144035/http://omegatiming.com/swimming/racearchives/2010/WSC_DUBAI/C73A1_Res1Heat_113_Finals_1_Women_50_Fly.pdf. 16 March 2012. dead.