Swimmer profile
Jack Armstrong
Male15-16Cougar AquaticsIE · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
35.75
33.94
▲ 1.81
30.08
▲ 3.86
29.38
▲ 0.70
26.88
▲ 2.50
27.74
▼ 0.86
100 Free LCM
—
1:14.54
1:13.19
▲ 1.35
1:05.42
▲ 7.77
1:00.68
▲ 4.74
1:00.87
▼ 0.19
200 Free LCM
—
2:42.44
2:29.98
▲ 12.46
2:21.69
▲ 8.29
2:21.55
▲ 0.14
2:18.81
▲ 2.74
400 Free LCM
—
5:56.83
5:34.34
▲ 22.49
5:26.34
▲ 8.00
—
5:12.22
▲ 14.12
50 Back LCM
44.99
39.41
▲ 5.58
35.02
▲ 4.39
—
—
32.10
▲ 2.92
100 Back LCM
1:38.69
1:27.04
▲ 11.65
1:18.07
▲ 8.97
1:11.99
▲ 6.08
1:05.54
▲ 6.45
1:06.06
▼ 0.52
200 Back LCM
—
—
—
2:35.17
2:32.57
▲ 2.60
2:26.93
▲ 5.64
50 Breast LCM
56.37
49.63
▲ 6.74
43.49
▲ 6.14
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—
—
100 Breast LCM
—
—
—
1:28.75
—
—
50 Fly LCM
47.15
37.76
▲ 9.39
30.79
▲ 6.97
—
30.62
▲ 0.17
29.49
▲ 1.13
100 Fly LCM
—
1:36.17
1:11.17
▲ 25.00
1:08.24
▲ 2.93
1:05.13
▲ 3.11
1:05.59
▼ 0.46
200 Fly LCM
—
—
—
2:41.07
—
—
200 IM LCM
—
3:07.71
2:47.78
▲ 19.93
2:37.58
▲ 10.20
—
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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.