Swimmer profile
Jonathon Xu
Male17-18Life Time Michigan Swim TeamMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
34.12
28.14
▲ 5.98
25.58
▲ 2.56
24.18
▲ 1.40
24.15
▲ 0.03
24.51
▼ 0.36
100 Free SCY
1:09.37
1:01.96
▲ 7.41
55.33
▲ 6.63
53.82
▲ 1.51
51.85
▲ 1.97
53.68
▼ 1.83
200 Free SCY
2:37.70
2:11.00
▲ 26.70
2:02.25
▲ 8.75
1:55.56
▲ 6.69
1:53.67
▲ 1.89
1:55.89
▼ 2.22
500 Free SCY
—
6:15.72
5:33.27
▲ 42.45
5:17.63
▲ 15.64
5:18.11
▼ 0.48
5:25.39
▼ 7.28
1000 Free SCY
—
—
11:13.84
11:08.37
▲ 5.47
—
—
1650 Free SCY
—
—
19:18.20
—
—
—
50 Back SCY
38.19
—
—
28.53
▲ 9.66
27.92
▲ 0.61
28.21
▼ 0.29
100 Back SCY
1:30.87
1:12.28
▲ 18.59
1:02.35
▲ 9.93
59.46
▲ 2.89
57.76
▲ 1.70
59.15
▼ 1.39
200 Back SCY
—
2:31.02
2:13.41
▲ 17.61
2:07.21
▲ 6.20
2:07.27
▼ 0.06
2:09.86
▼ 2.59
50 Breast SCY
—
—
—
—
—
33.38
100 Breast SCY
—
1:33.19
1:22.45
▲ 10.74
1:13.16
▲ 9.29
1:09.79
▲ 3.37
—
200 Breast SCY
—
3:11.34
3:10.25
▲ 1.09
—
—
—
50 Fly SCY
51.28
35.75
▲ 15.53
—
—
—
26.31
▲ 9.44
100 Fly SCY
—
1:28.05
—
1:01.36
▲ 26.69
—
59.18
▲ 2.18
200 Fly SCY
—
—
2:35.94
2:32.50
▲ 3.44
—
—
100 IM SCY
1:35.39
1:14.37
▲ 21.02
1:06.71
▲ 7.66
—
—
—
200 IM SCY
—
2:38.95
2:25.78
▲ 13.17
2:15.17
▲ 10.61
2:09.81
▲ 5.36
2:12.12
▼ 2.31
400 IM SCY
—
5:38.36
5:17.42
▲ 20.94
4:48.57
▲ 28.85
4:45.28
▲ 3.29
4:53.02
▼ 7.74
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.