Swimmer profile
Olivia Cha
Female11-12Asphalt Green Unified AquaticsMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
47.59
39.01
▲ 8.58
36.72
▲ 2.29
32.34
▲ 4.38
100 Free LCM
1:52.06
1:25.86
▲ 26.20
1:19.43
▲ 6.43
1:10.27
▲ 9.16
200 Free LCM
4:06.73
—
2:49.82
▲ 76.91
2:34.87
▲ 14.95
400 Free LCM
—
—
6:02.53
—
50 Back LCM
57.16
45.95
▲ 11.21
40.98
▲ 4.97
35.69
▲ 5.29
100 Back LCM
1:59.19
1:39.09
▲ 20.10
1:28.25
▲ 10.84
1:17.67
▲ 10.58
200 Back LCM
—
—
—
2:53.61
50 Breast LCM
1:07.64
57.80
▲ 9.84
51.28
▲ 6.52
47.37
▲ 3.91
100 Breast LCM
—
—
1:59.04
—
50 Fly LCM
59.45
43.58
▲ 15.87
38.03
▲ 5.55
34.07
▲ 3.96
100 Fly LCM
—
1:39.94
1:25.76
▲ 14.18
1:15.63
▲ 10.13
200 Fly LCM
—
—
—
2:50.70
200 IM LCM
4:43.83
3:32.62
▲ 71.21
3:04.17
▲ 28.45
2:51.38
▲ 12.79
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.