Swimmer profile
William Lancaster
Male17-18Y-Spartaquatics Swim ClubSC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
39.81
32.54
▲ 7.27
31.19
▲ 1.35
28.76
▲ 2.43
28.01
▲ 0.75
27.97
▲ 0.04
25.67
▲ 2.30
100 Free LCM
1:31.42
1:12.92
▲ 18.50
1:08.49
▲ 4.43
1:03.77
▲ 4.72
1:02.71
▲ 1.06
59.96
▲ 2.75
—
200 Free LCM
3:17.15
2:44.66
▲ 32.49
2:27.85
▲ 16.81
2:22.60
▲ 5.25
2:13.15
▲ 9.45
—
2:16.69
▼ 3.54
400 Free LCM
—
—
5:13.93
4:50.60
▲ 23.33
4:45.50
▲ 5.10
—
—
800 Free LCM
—
11:51.61
—
9:59.22
▲ 112.39
10:18.69
▼ 19.47
—
—
1500 Free LCM
—
23:11.06
20:32.97
▲ 158.09
19:29.09
▲ 63.88
19:33.27
▼ 4.18
21:33.56
▼ 120.29
—
50 Back LCM
47.53
38.68
▲ 8.85
—
—
—
—
—
100 Back LCM
1:43.67
1:22.73
▲ 20.94
1:13.88
▲ 8.85
1:07.76
▲ 6.12
1:05.45
▲ 2.31
1:05.55
▼ 0.10
1:05.82
▼ 0.27
200 Back LCM
—
2:49.94
2:46.58
▲ 3.36
2:29.15
▲ 17.43
2:23.59
▲ 5.56
2:35.25
▼ 11.66
2:30.01
▲ 5.24
50 Breast LCM
52.09
41.83
▲ 10.26
—
32.97
▲ 8.86
31.57
▲ 1.40
31.76
▼ 0.19
—
100 Breast LCM
1:48.73
1:28.49
▲ 20.24
1:23.78
▲ 4.71
1:10.54
▲ 13.24
1:08.93
▲ 1.61
1:09.29
▼ 0.36
1:06.17
▲ 3.12
200 Breast LCM
—
3:11.36
2:48.80
▲ 22.56
2:32.61
▲ 16.19
2:30.84
▲ 1.77
2:29.20
▲ 1.64
2:25.45
▲ 3.75
50 Fly LCM
—
38.19
—
—
—
—
—
100 Fly LCM
—
1:32.73
1:16.16
▲ 16.57
1:07.88
▲ 8.28
1:08.59
▼ 0.71
1:03.97
▲ 4.62
1:01.36
▲ 2.61
200 Fly LCM
—
—
—
2:49.92
2:46.81
▲ 3.11
—
—
200 IM LCM
3:43.10
2:57.24
▲ 45.86
2:43.62
▲ 13.62
2:24.78
▲ 18.84
2:19.56
▲ 5.22
2:17.22
▲ 2.34
2:14.79
▲ 2.43
400 IM LCM
—
6:26.20
5:28.17
▲ 58.03
5:12.68
▲ 15.49
4:58.96
▲ 13.72
4:57.36
▲ 1.60
—
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.