Swimmer profile
Isaac Kalsbeek
Male10 & UnderNew Wave Swim TeamNC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
—
31.97
29.99
▲ 1.98
100 Free SCY
1:23.72
1:10.81
▲ 12.91
1:07.80
▲ 3.01
200 Free SCY
—
2:38.69
2:29.18
▲ 9.51
500 Free SCY
—
—
6:49.46
50 Back SCY
46.53
38.82
▲ 7.71
35.37
▲ 3.45
100 Back SCY
—
1:25.06
1:20.50
▲ 4.56
50 Breast SCY
58.12
46.58
▲ 11.54
40.06
▲ 6.52
100 Breast SCY
—
1:37.15
1:27.18
▲ 9.97
50 Fly SCY
51.28
38.27
▲ 13.01
34.19
▲ 4.08
100 Fly SCY
—
—
1:21.57
100 IM SCY
1:42.82
1:25.34
▲ 17.48
1:18.41
▲ 6.93
200 IM SCY
—
3:04.94
2:46.38
▲ 18.56
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.