Swimmer profile
Sebastian Ritsema
Male17-18OLY SwimmingMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2021–22
2023–24
2024–25
2025–26
50 Free SCY
39.17
27.53
▲ 11.64
24.68
▲ 2.85
22.31
▲ 2.37
21.52
▲ 0.79
100 Free SCY
1:26.11
57.85
▲ 28.26
50.26
▲ 7.59
47.66
▲ 2.60
46.73
▲ 0.93
200 Free SCY
—
2:09.87
2:06.72
▲ 3.15
1:54.83
▲ 11.89
1:45.93
▲ 8.90
500 Free SCY
—
6:09.86
—
—
—
50 Back SCY
48.19
—
—
—
—
50 Breast SCY
—
38.26
—
—
—
100 Breast SCY
1:57.33
1:20.75
▲ 36.58
1:14.83
▲ 5.92
1:09.71
▲ 5.12
1:08.14
▲ 1.57
100 Fly SCY
—
1:16.94
—
54.71
▲ 22.23
53.77
▲ 0.94
100 IM SCY
—
1:08.71
1:04.65
▲ 4.06
—
—
200 IM SCY
—
2:32.21
2:24.23
▲ 7.98
2:18.30
▲ 5.93
2:06.33
▲ 11.97
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.