Swimmer profile
Mason DeRose
Male15-16Commonwealth SwimmingNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
41.02
29.09
▲ 11.93
26.46
▲ 2.63
24.71
▲ 1.75
100 Free SCY
1:24.45
1:06.24
▲ 18.21
56.95
▲ 9.29
53.18
▲ 3.77
200 Free SCY
—
2:20.83
2:03.49
▲ 17.34
1:52.82
▲ 10.67
500 Free SCY
—
6:32.52
5:53.14
▲ 39.38
5:18.09
▲ 35.05
1000 Free SCY
—
—
—
11:35.55
50 Back SCY
48.93
41.28
▲ 7.65
—
28.78
▲ 12.50
100 Back SCY
1:50.94
1:16.92
▲ 34.02
1:09.73
▲ 7.19
1:01.47
▲ 8.26
200 Back SCY
—
—
—
2:19.48
50 Breast SCY
52.78
44.03
▲ 8.75
—
36.58
▲ 7.45
100 Breast SCY
—
1:29.17
1:21.50
▲ 7.67
1:20.14
▲ 1.36
200 Breast SCY
—
3:11.72
2:58.26
▲ 13.46
2:54.08
▲ 4.18
50 Fly SCY
46.63
—
30.17
▲ 16.46
28.52
▲ 1.65
100 Fly SCY
—
1:16.77
1:03.62
▲ 13.15
57.11
▲ 6.51
100 IM SCY
—
1:17.21
1:07.76
▲ 9.45
—
200 IM SCY
—
2:50.36
2:21.14
▲ 29.22
2:13.99
▲ 7.15
400 IM SCY
—
—
5:12.35
4:47.88
▲ 24.47
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.