Swimmer profile
Josiah Sentosa
Male15-16Brea AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
—
34.15
32.74
▲ 1.41
29.85
▲ 2.89
29.01
▲ 0.84
28.15
▲ 0.86
100 Free LCM
1:49.17
1:11.88
▲ 37.29
1:09.86
▲ 2.02
—
1:04.49
▲ 5.37
1:01.67
▲ 2.82
200 Free LCM
—
2:34.00
2:24.59
▲ 9.41
2:20.04
▲ 4.55
2:15.74
▲ 4.30
—
400 Free LCM
—
5:23.23
5:04.75
▲ 18.48
4:44.77
▲ 19.98
4:34.90
▲ 9.87
—
800 Free LCM
—
—
10:08.64
9:39.99
▲ 28.65
9:28.27
▲ 11.72
9:37.54
▼ 9.27
1500 Free LCM
—
—
—
18:36.27
17:55.13
▲ 41.14
—
50 Back LCM
—
36.88
35.19
▲ 1.69
32.97
▲ 2.22
31.73
▲ 1.24
—
100 Back LCM
—
1:17.09
1:14.42
▲ 2.67
1:09.46
▲ 4.96
1:07.31
▲ 2.15
1:05.07
▲ 2.24
200 Back LCM
—
—
2:36.02
2:28.20
▲ 7.82
2:22.06
▲ 6.14
2:18.21
▲ 3.85
50 Breast LCM
—
—
—
—
—
34.81
100 Breast LCM
—
—
—
1:28.15
1:22.39
▲ 5.76
—
200 Breast LCM
—
—
—
—
3:02.48
2:51.62
▲ 10.86
50 Fly LCM
1:04.12
—
—
—
—
29.36
▲ 34.76
100 Fly LCM
—
—
—
1:19.38
—
1:05.91
▲ 13.47
200 Fly LCM
—
—
—
—
—
2:31.74
200 IM LCM
—
—
—
2:41.38
—
2:27.33
▲ 14.05
400 IM LCM
—
—
—
5:24.85
5:14.57
▲ 10.28
5:07.98
▲ 6.59
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.