Swimmer profile
William Coburn
Male13-14Dynamo Swim ClubGA · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
40.54
36.83
▲ 3.71
32.54
▲ 4.29
28.09
▲ 4.45
26.11
▲ 1.98
100 Free SCY
1:35.02
1:21.14
▲ 13.88
1:12.00
▲ 9.14
1:01.57
▲ 10.43
55.92
▲ 5.65
200 Free SCY
—
2:54.34
2:26.50
▲ 27.84
2:15.24
▲ 11.26
2:02.26
▲ 12.98
500 Free SCY
—
8:27.46
6:50.32
▲ 97.14
5:58.62
▲ 51.70
5:18.53
▲ 40.09
1000 Free SCY
—
—
—
12:26.89
10:52.53
▲ 94.36
1650 Free SCY
—
—
—
20:55.84
18:41.57
▲ 134.27
50 Back SCY
48.13
39.48
▲ 8.65
35.12
▲ 4.36
32.67
▲ 2.45
30.32
▲ 2.35
100 Back SCY
1:31.68
1:29.91
▲ 1.77
1:17.43
▲ 12.48
1:08.09
▲ 9.34
1:03.86
▲ 4.23
200 Back SCY
—
—
2:48.96
2:23.00
▲ 25.96
2:14.76
▲ 8.24
50 Breast SCY
49.56
44.30
▲ 5.26
40.55
▲ 3.75
39.71
▲ 0.84
36.23
▲ 3.48
100 Breast SCY
1:57.71
1:39.82
▲ 17.89
1:30.97
▲ 8.85
1:24.11
▲ 6.86
1:15.91
▲ 8.20
200 Breast SCY
—
—
—
3:05.27
2:41.95
▲ 23.32
50 Fly SCY
55.69
47.08
▲ 8.61
37.13
▲ 9.95
35.51
▲ 1.62
30.64
▲ 4.87
100 Fly SCY
—
—
1:30.73
1:16.96
▲ 13.77
1:06.96
▲ 10.00
200 Fly SCY
—
—
—
—
2:38.49
100 IM SCY
1:42.04
1:27.68
▲ 14.36
1:19.47
▲ 8.21
1:11.84
▲ 7.63
1:05.83
▲ 6.01
200 IM SCY
—
3:09.16
2:46.84
▲ 22.32
2:32.38
▲ 14.46
2:20.14
▲ 12.24
400 IM SCY
—
—
—
—
4:48.75
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.