Swimmer profile
Mark Seidling
Male17-18Mandan Marlins Swim ClubND · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
41.79
28.13
▲ 13.66
25.76
▲ 2.37
24.47
▲ 1.29
24.92
▼ 0.45
100 Free SCY
1:32.49
1:03.99
▲ 28.50
56.13
▲ 7.86
54.37
▲ 1.76
53.76
▲ 0.61
200 Free SCY
—
2:23.55
2:03.80
▲ 19.75
1:53.22
▲ 10.58
1:55.40
▼ 2.18
500 Free SCY
8:52.41
6:02.33
▲ 170.08
5:21.98
▲ 40.35
5:03.57
▲ 18.41
5:02.40
▲ 1.17
1000 Free SCY
—
12:28.90
11:02.79
▲ 86.11
10:22.46
▲ 40.33
10:47.45
▼ 24.99
1650 Free SCY
—
21:16.36
18:57.12
▲ 139.24
17:24.28
▲ 92.84
17:58.49
▼ 34.21
50 Back SCY
48.60
41.81
▲ 6.79
33.49
▲ 8.32
—
—
100 Back SCY
1:40.98
1:30.66
▲ 10.32
1:09.78
▲ 20.88
—
—
200 Back SCY
3:48.26
—
2:31.67
▲ 76.59
2:25.03
▲ 6.64
2:22.59
▲ 2.44
50 Breast SCY
—
41.71
35.90
▲ 5.81
—
—
100 Breast SCY
—
1:29.37
1:18.08
▲ 11.29
1:10.29
▲ 7.79
1:02.20
▲ 8.09
200 Breast SCY
—
—
2:46.36
2:28.99
▲ 17.37
2:16.58
▲ 12.41
50 Fly SCY
52.20
37.69
▲ 14.51
31.36
▲ 6.33
27.71
▲ 3.65
28.08
▼ 0.37
100 Fly SCY
—
1:29.65
1:03.28
▲ 26.37
1:02.17
▲ 1.11
1:01.33
▲ 0.84
200 Fly SCY
—
3:06.18
2:27.62
▲ 38.56
2:15.76
▲ 11.86
2:20.97
▼ 5.21
100 IM SCY
1:46.61
1:13.68
▲ 32.93
1:08.19
▲ 5.49
—
1:01.45
▲ 6.74
200 IM SCY
—
2:36.39
2:19.72
▲ 16.67
2:16.50
▲ 3.22
2:12.87
▲ 3.63
400 IM SCY
—
5:34.51
4:52.48
▲ 42.03
4:39.45
▲ 13.03
4:30.24
▲ 9.21
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.