Swimmer profile
Jacob Callahan
Male17-18FASTAZ · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
34.50
32.11
▲ 2.39
29.09
▲ 3.02
29.65
▼ 0.56
26.49
▲ 3.16
24.20
▲ 2.29
—
—
22.25
▲ 1.95
100 Free SCY
1:55.50
1:16.68
▲ 38.82
1:10.32
▲ 6.36
1:05.90
▲ 4.42
1:06.76
▼ 0.86
57.05
▲ 9.71
53.14
▲ 3.91
—
—
47.55
▲ 5.59
200 Free SCY
—
2:48.52
2:33.55
▲ 14.97
2:20.85
▲ 12.70
2:21.78
▼ 0.93
2:03.81
▲ 17.97
1:52.34
▲ 11.47
1:51.81
▲ 0.53
1:50.90
▲ 0.91
1:43.85
▲ 7.05
500 Free SCY
—
—
6:37.10
6:18.13
▲ 18.97
6:13.47
▲ 4.66
5:27.05
▲ 46.42
4:58.54
▲ 28.51
5:01.39
▼ 2.85
5:03.78
▼ 2.39
4:44.68
▲ 19.10
1000 Free SCY
—
—
—
—
—
—
10:28.69
—
—
—
1650 Free SCY
—
—
—
—
—
—
17:11.81
—
—
—
50 Back SCY
56.76
40.10
▲ 16.66
36.38
▲ 3.72
35.80
▲ 0.58
34.99
▲ 0.81
33.32
▲ 1.67
29.21
▲ 4.11
—
—
—
100 Back SCY
—
—
1:16.94
1:23.13
▼ 6.19
—
1:11.39
▲ 11.74
—
—
—
—
200 Back SCY
—
—
—
2:59.78
—
—
—
—
—
—
50 Breast SCY
—
51.69
42.65
▲ 9.04
42.67
▼ 0.02
42.61
▲ 0.06
41.73
▲ 0.88
—
—
—
—
100 Breast SCY
—
—
1:39.82
—
—
1:25.74
▲ 14.08
—
—
—
—
50 Fly SCY
—
41.70
39.15
▲ 2.55
35.17
▲ 3.98
36.22
▼ 1.05
31.39
▲ 4.83
—
—
—
25.75
▲ 5.64
100 Fly SCY
—
1:38.60
1:35.00
▲ 3.60
1:27.33
▲ 7.67
1:22.30
▲ 5.03
1:07.90
▲ 14.40
58.53
▲ 9.37
—
—
54.38
▲ 4.15
200 Fly SCY
—
—
—
—
3:04.43
—
2:30.30
▲ 34.13
—
—
—
100 IM SCY
—
1:31.87
1:26.47
▲ 5.40
1:19.18
▲ 7.29
1:17.59
▲ 1.59
1:08.82
▲ 8.77
—
—
—
—
200 IM SCY
—
3:18.79
3:05.75
▲ 13.04
2:54.86
▲ 10.89
2:44.11
▲ 10.75
2:35.59
▲ 8.52
2:14.84
▲ 20.75
—
—
—
400 IM SCY
—
—
—
6:13.53
—
—
—
—
—
—
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.