Swimmer profile
Richard Chang
Male13-14Milpitas Aquatic ClubPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
38.52
34.82
▲ 3.70
31.23
▲ 3.59
100 Free LCM
1:28.11
1:19.73
▲ 8.38
1:07.75
▲ 11.98
200 Free LCM
3:20.45
3:01.34
▲ 19.11
2:26.34
▲ 35.00
400 Free LCM
—
—
5:20.97
50 Back LCM
46.15
40.93
▲ 5.22
37.53
▲ 3.40
100 Back LCM
1:43.03
1:31.97
▲ 11.06
1:19.46
▲ 12.51
200 Back LCM
—
—
2:48.90
50 Breast LCM
59.19
53.99
▲ 5.20
45.26
▲ 8.73
50 Fly LCM
48.19
39.69
▲ 8.50
33.98
▲ 5.71
100 Fly LCM
1:56.15
1:30.88
▲ 25.27
1:19.97
▲ 10.91
200 Fly LCM
—
—
3:03.20
200 IM LCM
—
3:24.54
2:55.40
▲ 29.14
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.