Swimming at the 2018 Summer Youth Olympics – Boys' 100 metre butterfly explained

Event:	Boys' 100 metre butterfly
Competition:	2018 Summer Youth Olympics
Year:	2018
Type:	Summer Youth Olympics
Venue:	Natatorium
Dates:	8 October (heats, semifinals) 9 October (final)
Competitors:	46
Nations:	43
Win Value:	51.12
Gold:	Andrei Minakov
Goldnoc:	RUS
Silver:	Kristóf Milák
Silvernoc:	HUN
Bronze:	Federico Burdisso
Bronzenoc:	ITA
Prev:	2014
Next:	2026

The boys' 100 metre butterfly event at the 2018 Summer Youth Olympics took place on 8 and 9 October at the Natatorium in Buenos Aires, Argentina.^[1]

Results

The heats were started on 8 October at 10:30.^[2]

Rank	Heat	Lane	Time	Notes
1	4	4	52.47	Q
2	6	4	53.08	Q
3	5	4	53.13	Q
3	5	5	53.13	Q
5	5	3	53.33	Q
6	4	3	53.43	Q
7	6	5	53.57	Q
8	6	2	53.69	Q
9	6	3	53.71	Q
10	6	1	53.91	Q
11	4	6	53.94	Q
12	3	3	53.95	Q
13	4	1	53.99	Q
14	5	6	54.11	Q
15	4	2	54.21	Q
16	5	2	54.25	Q
17	6	6	54.51
18	3	4	54.52
19	4	7	54.56
19	5	7	54.56
21	6	7	54.67
22	3	7	55.02
23	3	5	55.05
24	6	8	55.22
25	5	8	55.23
26	3	1	55.32
27	2	4	55.46
28	5	1	55.72
29	2	6	55.75
30	3	6	55.86
31	2	3	56.03
32	1	4	56.37
33	4	8	56.38
34	2	5	56.66
35	3	8	56.95
36	2	2	56.96
36	2	8	56.96
38	1	5	57.09
39	2	1	57.21
40	2	7	58.35
41	3	2	58.38
42	1	6	59.32
43	1	2
44	1	7
45	1	1
	1	3
	4	5

The semifinals were started on 8 October at 18:32.^[3]

Rank	Heat	Lane	Time	Notes
1	2	4	51.94	Q
2	2	5	52.43	Q
3	1	4	52.56	Q
4	2	6	52.67	Q
5	2	3	52.70	Q
6	1	5	52.79	Q
7	2	7	52.88	Q
8	1	6	53.47
8	2	2	53.47
10	1	3	53.52
11	2	1	53.93
12	1	1	54.02
13	1	2	54.07
14	1	7	54.21
15	1	8	54.34
16	2	8	54.70

The swim-off was held on 9 October at 11:29.^[4]

Rank	Lane	Name	Nationality	Time	Notes
1	5			53.16	Q
2	4			53.42

The final was held on 9 October at 18:46.^[5]