Swimmer profile
Ben Nonaka
Male17-18Walnut Creek AquabearsPC · WESTERN
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
29.13
27.51
▲ 1.62
25.87
▲ 1.64
24.57
▲ 1.30
22.30
▲ 2.27
22.60
▼ 0.30
21.76
▲ 0.84
21.07
▲ 0.69
100 Free SCY
1:03.06
1:00.57
▲ 2.49
57.54
▲ 3.03
52.46
▲ 5.08
48.86
▲ 3.60
48.09
▲ 0.77
47.10
▲ 0.99
45.98
▲ 1.12
200 Free SCY
2:19.26
2:12.22
▲ 7.04
2:03.08
▲ 9.14
1:53.94
▲ 9.14
1:55.51
▼ 1.57
1:51.30
▲ 4.21
1:44.41
▲ 6.89
1:41.41
▲ 3.00
500 Free SCY
—
5:45.16
5:26.07
▲ 19.09
5:07.44
▲ 18.63
4:57.27
▲ 10.17
4:53.11
▲ 4.16
4:48.97
▲ 4.14
4:46.93
▲ 2.04
50 Back SCY
32.82
31.20
▲ 1.62
28.81
▲ 2.39
27.11
▲ 1.70
25.49
▲ 1.62
24.85
▲ 0.64
23.27
▲ 1.58
23.21
▲ 0.06
100 Back SCY
1:10.96
1:06.13
▲ 4.83
59.81
▲ 6.32
57.23
▲ 2.58
53.13
▲ 4.10
52.31
▲ 0.82
50.20
▲ 2.11
49.49
▲ 0.71
200 Back SCY
—
2:24.65
2:10.31
▲ 14.34
2:04.27
▲ 6.04
1:55.73
▲ 8.54
1:51.80
▲ 3.93
1:48.27
▲ 3.53
1:48.28
▼ 0.01
50 Breast SCY
37.65
36.64
▲ 1.01
—
—
28.76
▲ 7.88
—
—
26.66
▲ 2.10
100 Breast SCY
1:21.32
1:19.93
▲ 1.39
—
1:05.39
▲ 14.54
1:02.99
▲ 2.40
1:00.28
▲ 2.71
59.78
▲ 0.50
58.18
▲ 1.60
200 Breast SCY
—
—
—
2:25.55
2:17.09
▲ 8.46
2:12.76
▲ 4.33
2:20.59
▼ 7.83
2:11.69
▲ 8.90
50 Fly SCY
32.95
31.31
▲ 1.64
—
—
25.33
▲ 5.98
—
—
23.23
▲ 2.10
100 Fly SCY
—
1:10.85
1:05.48
▲ 5.37
57.80
▲ 7.68
54.16
▲ 3.64
52.80
▲ 1.36
54.70
▼ 1.90
50.51
▲ 4.19
200 Fly SCY
—
—
—
2:13.64
2:09.97
▲ 3.67
2:02.42
▲ 7.55
1:55.64
▲ 6.78
1:53.85
▲ 1.79
100 IM SCY
1:11.19
1:08.32
▲ 2.87
1:01.65
▲ 6.67
—
55.08
▲ 6.57
—
—
—
200 IM SCY
—
2:25.91
2:14.88
▲ 11.03
2:03.81
▲ 11.07
1:58.27
▲ 5.54
1:54.40
▲ 3.87
1:50.08
▲ 4.32
1:49.12
▲ 0.96
400 IM SCY
—
—
—
4:29.98
4:19.12
▲ 10.86
4:14.25
▲ 4.87
4:04.95
▲ 9.30
—
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.