Swimmer profile
Preston Jackman
Male11-12North Shore Swim ClubNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
—
—
33.60
100 Free LCM
1:29.45
1:19.41
▲ 10.04
1:11.84
▲ 7.57
400 Free LCM
—
—
5:44.98
50 Back LCM
43.66
40.56
▲ 3.10
37.03
▲ 3.53
100 Back LCM
1:30.74
—
—
50 Breast LCM
50.54
—
41.44
▲ 9.10
100 Breast LCM
1:47.07
1:39.72
▲ 7.35
1:34.55
▲ 5.17
50 Fly LCM
42.60
41.39
▲ 1.21
—
100 Fly LCM
1:41.64
—
—
200 IM LCM
3:23.13
3:08.79
▲ 14.34
—
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.