Swimmer profile
Leon Bykov
Male15-16Waukee WavesIA · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
33.02
29.52
▲ 3.50
27.69
▲ 1.83
25.67
▲ 2.02
24.31
▲ 1.36
23.83
▲ 0.48
22.39
▲ 1.44
22.35
▲ 0.04
100 Free SCY
1:16.77
1:09.66
▲ 7.11
1:01.26
▲ 8.40
55.78
▲ 5.48
54.38
▲ 1.40
52.19
▲ 2.19
50.00
▲ 2.19
49.86
▲ 0.14
200 Free SCY
—
2:35.29
2:17.61
▲ 17.68
2:07.27
▲ 10.34
1:56.88
▲ 10.39
1:53.77
▲ 3.11
1:49.70
▲ 4.07
1:51.85
▼ 2.15
500 Free SCY
—
7:15.90
6:07.21
▲ 68.69
5:52.96
▲ 14.25
5:15.76
▲ 37.20
5:15.69
▲ 0.07
—
—
1000 Free SCY
—
—
—
12:02.97
11:23.51
▲ 39.46
10:58.75
▲ 24.76
—
—
50 Back SCY
37.53
36.21
▲ 1.32
31.24
▲ 4.97
30.79
▲ 0.45
28.64
▲ 2.15
26.75
▲ 1.89
25.49
▲ 1.26
24.61
▲ 0.88
100 Back SCY
1:30.67
1:20.30
▲ 10.37
1:09.15
▲ 11.15
1:04.30
▲ 4.85
1:00.73
▲ 3.57
56.32
▲ 4.41
54.34
▲ 1.98
52.58
▲ 1.76
200 Back SCY
—
—
2:30.78
2:20.83
▲ 9.95
2:09.07
▲ 11.76
2:07.18
▲ 1.89
1:59.65
▲ 7.53
2:03.97
▼ 4.32
50 Breast SCY
55.23
46.68
▲ 8.55
41.80
▲ 4.88
—
38.59
▲ 3.21
35.81
▲ 2.78
32.62
▲ 3.19
—
100 Breast SCY
2:04.67
—
—
—
—
1:18.49
▲ 46.18
—
—
50 Fly SCY
56.62
35.23
▲ 21.39
32.37
▲ 2.86
31.23
▲ 1.14
29.91
▲ 1.32
29.64
▲ 0.27
26.75
▲ 2.89
25.74
▲ 1.01
100 Fly SCY
—
1:30.93
1:18.25
▲ 12.68
1:12.07
▲ 6.18
1:06.02
▲ 6.05
1:01.08
▲ 4.94
—
58.68
▲ 2.40
200 Fly SCY
—
—
—
—
—
2:37.02
—
—
100 IM SCY
1:35.98
1:18.01
▲ 17.97
1:13.18
▲ 4.83
1:11.19
▲ 1.99
1:08.21
▲ 2.98
—
1:00.56
▲ 7.65
—
200 IM SCY
—
2:55.19
2:47.79
▲ 7.40
2:31.75
▲ 16.04
2:22.74
▲ 9.01
2:16.22
▲ 6.52
2:14.09
▲ 2.13
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400 IM SCY
—
—
—
—
—
5:06.00
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Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.