Swimmer profile
Johnny Donecker
Male13-14Sebastopol Sea SerpentsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
39.89
36.70
▲ 3.19
35.73
▲ 0.97
35.26
▲ 0.47
33.64
▲ 1.62
100 Free LCM
1:31.76
1:23.07
▲ 8.69
—
1:15.31
▲ 7.76
1:14.32
▲ 0.99
200 Free LCM
—
2:51.83
—
2:38.43
▲ 13.40
2:39.15
▼ 0.72
400 Free LCM
7:05.06
6:02.79
▲ 62.27
5:46.83
▲ 15.96
5:30.89
▲ 15.94
5:28.73
▲ 2.16
800 Free LCM
—
—
11:44.59
11:22.29
▲ 22.30
—
1500 Free LCM
—
—
22:16.53
21:55.01
▲ 21.52
—
50 Back LCM
46.83
44.51
▲ 2.32
44.64
▼ 0.13
41.12
▲ 3.52
38.40
▲ 2.72
100 Back LCM
1:41.67
1:34.71
▲ 6.96
1:30.01
▲ 4.70
1:26.80
▲ 3.21
1:26.33
▲ 0.47
200 Back LCM
—
—
3:05.49
3:02.90
▲ 2.59
2:56.54
▲ 6.36
50 Breast LCM
1:00.50
54.64
▲ 5.86
48.23
▲ 6.41
—
—
100 Breast LCM
2:09.33
2:07.24
▲ 2.09
—
—
—
50 Fly LCM
51.81
43.52
▲ 8.29
42.25
▲ 1.27
—
—
100 Fly LCM
—
1:49.18
—
—
—
200 IM LCM
—
3:27.15
—
3:09.71
▲ 17.44
—
400 IM LCM
—
—
6:56.67
—
—
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.