Swimmer profile
Maren Koschak
Female13-14North Star Swim TeamMN · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
43.08
35.56
▲ 7.52
29.81
▲ 5.75
29.70
▲ 0.11
100 Free SCY
1:31.16
1:15.86
▲ 15.30
1:05.82
▲ 10.04
1:02.58
▲ 3.24
200 Free SCY
—
2:51.82
2:22.28
▲ 29.54
2:16.82
▲ 5.46
500 Free SCY
—
—
6:49.28
5:52.61
▲ 56.67
1000 Free SCY
—
—
—
12:13.82
1650 Free SCY
—
—
—
21:43.15
50 Back SCY
47.19
39.69
▲ 7.50
34.44
▲ 5.25
32.75
▲ 1.69
100 Back SCY
1:45.35
1:25.18
▲ 20.17
1:13.69
▲ 11.49
1:08.65
▲ 5.04
200 Back SCY
—
—
2:37.38
2:29.98
▲ 7.40
50 Breast SCY
1:06.31
56.16
▲ 10.15
43.72
▲ 12.44
42.70
▲ 1.02
100 Breast SCY
2:18.42
1:56.01
▲ 22.41
1:30.50
▲ 25.51
1:30.97
▼ 0.47
200 Breast SCY
—
—
3:22.79
3:16.26
▲ 6.53
50 Fly SCY
55.72
52.44
▲ 3.28
35.26
▲ 17.18
34.91
▲ 0.35
100 Fly SCY
—
1:43.37
1:33.17
▲ 10.20
1:23.94
▲ 9.23
100 IM SCY
1:49.79
1:32.03
▲ 17.76
1:17.54
▲ 14.49
1:16.12
▲ 1.42
200 IM SCY
—
3:12.88
2:46.79
▲ 26.09
2:48.30
▼ 1.51
400 IM SCY
—
—
6:10.66
5:55.09
▲ 15.57
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.