Swimmer profile
Jack Zehnder
Male11-12Norwin Aqua ClubAM · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
33.89
33.07
▲ 0.82
30.22
▲ 2.85
100 Free LCM
1:16.57
1:12.93
▲ 3.64
1:07.87
▲ 5.06
200 Free LCM
2:54.51
2:41.52
▲ 12.99
2:33.19
▲ 8.33
400 Free LCM
6:14.17
5:38.76
▲ 35.41
5:16.89
▲ 21.87
50 Back LCM
39.93
37.08
▲ 2.85
34.28
▲ 2.80
100 Back LCM
1:26.58
1:17.72
▲ 8.86
1:14.66
▲ 3.06
200 Back LCM
—
2:54.33
—
50 Breast LCM
51.93
49.80
▲ 2.13
45.61
▲ 4.19
100 Breast LCM
1:58.28
1:51.80
▲ 6.48
1:37.28
▲ 14.52
200 Breast LCM
—
—
3:34.93
50 Fly LCM
41.81
39.53
▲ 2.28
34.56
▲ 4.97
100 Fly LCM
—
1:33.52
1:23.45
▲ 10.07
200 Fly LCM
—
—
3:06.82
200 IM LCM
3:17.04
3:06.03
▲ 11.01
2:54.81
▲ 11.22
400 IM LCM
—
6:38.23
—
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.