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 LCM
36.57
32.77
▲ 3.80
29.57
▲ 3.20
29.28
▲ 0.29
100 Free LCM
1:29.08
1:11.26
▲ 17.82
1:03.78
▲ 7.48
1:01.94
▲ 1.84
200 Free LCM
3:10.52
—
2:20.99
▲ 49.53
2:09.55
▲ 11.44
400 Free LCM
—
—
5:06.33
—
50 Back LCM
45.89
—
—
32.33
▲ 13.56
100 Back LCM
1:48.73
1:33.92
▲ 14.81
1:17.84
▲ 16.08
1:10.88
▲ 6.96
200 Back LCM
—
—
2:51.41
2:35.86
▲ 15.55
50 Breast LCM
58.05
—
—
41.06
▲ 16.99
100 Breast LCM
—
—
1:35.22
1:31.49
▲ 3.73
200 Breast LCM
—
3:47.33
3:26.36
▲ 20.97
—
50 Fly LCM
48.45
—
—
29.76
▲ 18.69
100 Fly LCM
—
1:22.57
1:12.73
▲ 9.84
1:03.16
▲ 9.57
200 IM LCM
—
3:14.68
2:41.60
▲ 33.08
2:34.04
▲ 7.56
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.