Swimmer profile
Jonah Nathanson
Male17-18Crimson AquaticsNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
25 Free SCY
—
—
—
—
—
—
—
11.98
—
11.55
▲ 0.43
—
50 Free SCY
41.70
36.41
▲ 5.29
34.26
▲ 2.15
30.25
▲ 4.01
27.11
▲ 3.14
26.00
▲ 1.11
24.19
▲ 1.81
23.32
▲ 0.87
24.37
▼ 1.05
23.31
▲ 1.06
—
100 Free SCY
—
1:22.08
1:22.16
▼ 0.08
1:06.33
▲ 15.83
59.11
▲ 7.22
55.16
▲ 3.95
52.67
▲ 2.49
49.86
▲ 2.81
50.47
▼ 0.61
51.59
▼ 1.12
—
200 Free SCY
—
3:00.19
2:47.98
▲ 12.21
2:22.90
▲ 25.08
2:07.95
▲ 14.95
2:01.58
▲ 6.37
1:53.37
▲ 8.21
1:48.55
▲ 4.82
1:45.90
▲ 2.65
1:43.57
▲ 2.33
1:41.22
▲ 2.35
500 Free SCY
—
—
—
6:56.48
5:49.49
▲ 66.99
—
5:26.91
▲ 22.58
4:55.74
▲ 31.17
5:06.99
▼ 11.25
4:50.61
▲ 16.38
—
50 Back SCY
41.85
40.64
▲ 1.21
36.98
▲ 3.66
33.35
▲ 3.63
30.38
▲ 2.97
—
26.45
▲ 3.93
25.10
▲ 1.35
—
23.68
▲ 1.42
24.30
▼ 0.62
100 Back SCY
—
1:27.56
1:19.84
▲ 7.72
1:11.86
▲ 7.98
1:04.46
▲ 7.40
59.56
▲ 4.90
56.39
▲ 3.17
53.38
▲ 3.01
51.42
▲ 1.96
50.82
▲ 0.60
49.69
▲ 1.13
200 Back SCY
—
—
—
2:35.68
2:20.73
▲ 14.95
2:10.30
▲ 10.43
2:03.11
▲ 7.19
1:52.25
▲ 10.86
1:48.94
▲ 3.31
1:49.84
▼ 0.90
1:46.81
▲ 3.03
50 Breast SCY
59.65
53.81
▲ 5.84
52.79
▲ 1.02
42.78
▲ 10.01
38.93
▲ 3.85
—
—
—
—
—
—
100 Breast SCY
—
2:01.95
1:58.46
▲ 3.49
1:35.77
▲ 22.69
1:25.94
▲ 9.83
1:19.20
▲ 6.74
1:17.33
▲ 1.87
1:13.47
▲ 3.86
1:15.15
▼ 1.68
1:13.78
▲ 1.37
—
200 Breast SCY
—
—
—
—
3:06.03
2:55.70
▲ 10.33
2:44.10
▲ 11.60
—
—
2:30.65
▲ 13.45
—
50 Fly SCY
51.27
46.15
▲ 5.12
44.77
▲ 1.38
36.82
▲ 7.95
32.24
▲ 4.58
—
27.98
▲ 4.26
—
—
—
—
100 Fly SCY
—
—
1:43.18
1:26.99
▲ 16.19
1:13.84
▲ 13.15
1:08.86
▲ 4.98
1:03.40
▲ 5.46
59.08
▲ 4.32
57.92
▲ 1.16
53.28
▲ 4.64
—
200 Fly SCY
—
—
—
3:01.26
2:37.82
▲ 23.44
—
—
—
—
1:55.67
▲ 42.15
—
100 IM SCY
1:44.92
1:36.42
▲ 8.50
1:27.77
▲ 8.65
1:20.82
▲ 6.95
1:09.79
▲ 11.03
—
—
1:02.25
▲ 7.54
1:00.42
▲ 1.83
59.43
▲ 0.99
—
200 IM SCY
—
—
3:11.39
2:51.32
▲ 20.07
2:28.74
▲ 22.58
2:24.73
▲ 4.01
2:11.72
▲ 13.01
2:03.72
▲ 8.00
1:59.42
▲ 4.30
1:57.81
▲ 1.61
—
400 IM SCY
—
—
—
—
—
5:05.38
4:56.53
▲ 8.85
—
—
4:09.42
▲ 47.11
—
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.