Swimmer profile
Mason Chiu
Male13-14Corvallis Aquatic TeamOR · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
33.37
—
30.40
▲ 2.97
100 Free LCM
—
1:10.08
1:04.19
▲ 5.89
200 Free LCM
—
2:27.96
2:17.14
▲ 10.82
400 Free LCM
—
5:00.96
4:53.41
▲ 7.55
800 Free LCM
—
10:22.16
9:47.21
▲ 34.95
1500 Free LCM
—
—
19:43.02
50 Back LCM
—
39.78
—
100 Back LCM
1:26.62
1:16.11
▲ 10.51
1:13.86
▲ 2.25
200 Back LCM
—
2:45.13
2:39.01
▲ 6.12
50 Breast LCM
44.55
40.00
▲ 4.55
—
100 Breast LCM
1:37.24
1:26.02
▲ 11.22
1:23.53
▲ 2.49
200 Breast LCM
—
2:59.76
2:51.73
▲ 8.03
50 Fly LCM
37.84
—
—
100 Fly LCM
1:40.36
1:27.97
▲ 12.39
1:18.04
▲ 9.93
200 Fly LCM
—
—
3:02.10
200 IM LCM
3:03.55
2:46.51
▲ 17.04
2:37.23
▲ 9.28
400 IM LCM
—
5:50.75
5:33.93
▲ 16.82
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.