Swimmer profile
Jack Yu
Male15-16Maverick AquaticsCO · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
—
34.45
32.84
▲ 1.61
30.84
▲ 2.00
—
—
26.58
▲ 4.26
100 Free LCM
1:47.03
1:20.35
▲ 26.68
1:12.04
▲ 8.31
1:07.00
▲ 5.04
1:02.79
▲ 4.21
1:02.28
▲ 0.51
59.86
▲ 2.42
200 Free LCM
—
—
2:41.72
—
2:28.62
▲ 13.10
—
—
50 Back LCM
—
41.87
—
35.69
▲ 6.18
—
—
—
100 Back LCM
—
1:29.16
1:21.48
▲ 7.68
1:15.39
▲ 6.09
1:11.06
▲ 4.33
—
—
200 Back LCM
—
—
2:53.48
2:44.76
▲ 8.72
2:31.75
▲ 13.01
—
—
50 Breast LCM
1:00.40
47.62
▲ 12.78
43.52
▲ 4.10
39.97
▲ 3.55
—
—
—
100 Breast LCM
—
1:45.08
1:35.17
▲ 9.91
1:30.07
▲ 5.10
1:21.41
▲ 8.66
—
1:15.92
▲ 5.49
200 Breast LCM
—
—
—
3:16.86
—
2:58.28
▲ 18.58
2:52.43
▲ 5.85
50 Fly LCM
59.75
41.66
▲ 18.09
36.69
▲ 4.97
—
—
—
—
200 IM LCM
—
3:15.63
2:57.22
▲ 18.41
2:46.09
▲ 11.13
2:35.70
▲ 10.39
—
—
400 IM LCM
—
—
—
6:05.15
—
—
—
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.