Swimmer profile
Joy Derby
Female13-14Houston Bridge BatsGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
50.47
—
33.76
▲ 16.71
33.77
▼ 0.01
32.60
▲ 1.17
31.51
▲ 1.09
100 Free LCM
1:42.29
1:25.21
▲ 17.08
—
—
1:11.14
▲ 14.07
1:10.25
▲ 0.89
200 Free LCM
—
—
—
—
2:39.11
2:45.98
▼ 6.87
50 Back LCM
—
—
—
40.48
39.03
▲ 1.45
39.09
▼ 0.06
100 Back LCM
—
—
—
—
1:26.55
1:25.73
▲ 0.82
50 Breast LCM
1:05.18
—
—
—
—
—
100 Breast LCM
2:19.53
—
—
1:51.80
▲ 27.73
—
—
50 Fly LCM
55.88
43.27
▲ 12.61
39.16
▲ 4.11
36.50
▲ 2.66
34.93
▲ 1.57
34.45
▲ 0.48
100 Fly LCM
2:03.74
—
1:31.34
▲ 32.40
1:24.39
▲ 6.95
1:19.24
▲ 5.15
1:15.72
▲ 3.52
200 IM LCM
—
—
—
3:04.82
—
—
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.