2018 FINA World Swimming Championships (25 m) – Women's 50 metre butterfly explained

Event:	Women's 50 metre butterfly
Competition:	2018 FINA World Swimming Championships (25 m)
Venue:	WFCU Centre
Dates:	13 December (heats and semifinals) 14 December (final)
Win Value:	24.47
Gold:	Ranomi Kromowidjojo
Goldnoc:	NED
Silver:	Holly Barratt
Silvernoc:	AUS
Bronze:	Kelsi Dahlia
Bronzenoc:	USA
Prev:	2016
Next:	2021

The Women's 50 metre butterfly competition of the 2018 FINA World Swimming Championships (25 m) was held on 13 and 14 December 2018.^[1]

Records

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

	Name	Nation	Time	Location	Date
World record	Therese Alshammar		24.38	Singapore	22 November 2009
Championship record	Sarah Sjöström		24.58	Doha	5 December 2014

The heats were started on 13 December at 09:40.^[2]

Rank	Heat	Lane	Time	Notes
1	7	4	25.32	Q
2	4	2	25.43	Q
2	7	3	25.43	Q
4	6	4	25.49	Q
5	7	2	25.66	Q
6	7	6	25.82	Q
7	5	4	25.83	Q
8	5	5	25.87	Q
9	5	6	25.88	Q
10	6	3	25.95	Q
11	5	3	25.97	Q
12	6	1	26.01	Q
13	7	1	26.06	Q
14	6	2	26.09	Q
15	6	6	26.13	Q
16	5	7	26.14
16	7	5	26.14
18	6	8	26.24
19	7	7	26.29
20	5	2	26.34
21	6	5	26.36
22	5	1	26.38
23	7	8	26.43
24	5	8	26.47
25	6	0	26.52
26	7	9	26.79
27	4	5	26.86
28	4	8	26.92
29	6	9	27.04
30	5	0	27.06
30	5	9	27.06
32	4	7	27.11
33	4	4	27.18
34	7	0	27.27
35	4	3	27.34
36	4	1	27.51
37	4	0	27.75
38	1	4	27.76
39	4	6	27.85
40	4	9	27.90
41	3	5	28.45
42	3	4	28.84
43	3	3	28.88
44	3	7	29.09	NR
45	3	2	29.21
46	3	1	29.69
47	3	6	29.80
48	3	8	29.86
49	2	9	30.54
50	2	2	30.87
51	1	7	30.95
52	3	0	31.57
53	1	8	32.48
53	2	7	32.48
55	1	6	32.51
56	2	6	32.55
57	2	0	32.65
58	2	3	32.92
59	1	5	33.45
60	2	4	34.29
61	3	9	34.47
62	1	1	34.83
63	2	5	37.90
64	1	9	37.98
65	1	2	39.31
66	1	0	39.92
67	2	1	41.18
68	2	8	43.48
	1	3
	6	7

The swim-off was held on 13 December at 11:02.^[3]

Rank	Lane	Name	Nationality	Time	Notes
1	4			25.74	Q
2	5			25.98

The semifinals were held at 19:46.^[4]

Rank	Lane	Time	Notes
1	5	24.93	Q, AM
2	4	25.60	Q
3	6	25.60	Q
4	1	25.66	R
5	3	25.69
6	2	25.74
7	8	25.82
8	7	26.17

Rank	Lane	Time	Notes
1	4	24.84	Q
2	7	24.91	Q
3	6	25.17	Q
4	5	25.24	Q
5	3	25.44	Q
6	2	25.66	R
7	8	25.71
8	1	26.05

The final was held at 19:07.^[5]

Web site: Competition Schedule . 2018-12-17 .
http://www.omegatiming.com/File/Download?id=000112010C0204EB01FFFFFFFFFFFF01 Heats results
Web site: Swim-off results . 2019-07-26 . https://web.archive.org/web/20190726195207/http://omegatiming.com/File/000112010C0204EB06FFFFFFFFFFFF01.pdf . 2019-07-26 . dead .
Web site: Semifinals results . 2018-12-17 . https://web.archive.org/web/20181215222735/http://www.omegatiming.com/File/Download?id=000112010C0204EB02FFFFFFFFFFFF01 . 2018-12-15 . dead .
Web site: Final results . 2018-12-17 . https://web.archive.org/web/20181215022026/http://omegatiming.com/File/Download?id=000112010C0204EB04FFFFFFFFFFFF01 . 2018-12-15 . dead .