Swimmer profile
Colin Marx
Male13-14Dolphins Community Aquatics AssociationMA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
39.03
—
31.44
▲ 7.59
—
100 Free LCM
1:24.25
1:18.43
▲ 5.82
1:07.02
▲ 11.41
1:03.56
▲ 3.46
200 Free LCM
2:55.07
2:39.36
▲ 15.71
2:22.42
▲ 16.94
2:18.61
▲ 3.81
400 Free LCM
6:13.04
—
4:52.73
▲ 80.31
4:47.93
▲ 4.80
800 Free LCM
—
—
10:08.82
9:58.32
▲ 10.50
1500 Free LCM
—
—
19:35.30
—
50 Back LCM
—
40.61
36.73
▲ 3.88
—
100 Back LCM
1:35.55
1:26.11
▲ 9.44
1:18.45
▲ 7.66
—
200 Back LCM
—
—
2:48.72
2:38.25
▲ 10.47
50 Breast LCM
55.67
49.13
▲ 6.54
42.23
▲ 6.90
—
100 Breast LCM
2:00.63
1:44.57
▲ 16.06
1:29.88
▲ 14.69
1:22.07
▲ 7.81
200 Breast LCM
—
—
3:09.61
2:55.57
▲ 14.04
50 Fly LCM
—
38.78
34.35
▲ 4.43
—
100 Fly LCM
1:43.49
1:22.53
▲ 20.96
1:15.33
▲ 7.20
1:09.98
▲ 5.35
200 Fly LCM
—
3:18.66
2:56.06
▲ 22.60
2:35.69
▲ 20.37
200 IM LCM
3:30.38
3:02.01
▲ 28.37
2:42.85
▲ 19.16
2:33.17
▲ 9.68
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.