Swimmer profile
Mason Shantz
Male17-18Allegheny North Swim ClubAM · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
34.89
30.07
▲ 4.82
28.63
▲ 1.44
27.62
▲ 1.01
24.88
▲ 2.74
23.06
▲ 1.82
22.81
▲ 0.25
22.16
▲ 0.65
21.78
▲ 0.38
100 Free SCY
1:18.68
1:07.26
▲ 11.42
1:02.73
▲ 4.53
59.95
▲ 2.78
53.37
▲ 6.58
50.63
▲ 2.74
—
48.35
▲ 2.28
46.68
▲ 1.67
200 Free SCY
—
2:25.24
2:21.83
▲ 3.41
2:14.77
▲ 7.06
1:58.61
▲ 16.16
1:50.79
▲ 7.82
1:55.34
▼ 4.55
1:50.11
▲ 5.23
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500 Free SCY
—
—
6:18.94
—
5:28.95
▲ 49.99
5:04.64
▲ 24.31
4:59.82
▲ 4.82
—
—
1000 Free SCY
—
—
—
—
—
10:58.99
—
—
—
50 Back SCY
41.01
35.29
▲ 5.72
34.55
▲ 0.74
32.78
▲ 1.77
—
—
—
—
—
100 Back SCY
1:30.61
1:20.02
▲ 10.59
1:16.51
▲ 3.51
1:11.53
▲ 4.98
1:01.48
▲ 10.05
56.90
▲ 4.58
58.29
▼ 1.39
57.98
▲ 0.31
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200 Back SCY
—
—
2:47.86
—
2:14.31
▲ 33.55
2:11.08
▲ 3.23
—
—
—
50 Breast SCY
55.60
46.17
▲ 9.43
41.93
▲ 4.24
40.83
▲ 1.10
—
—
—
—
28.10
▲ 12.73
100 Breast SCY
—
—
1:33.77
1:20.18
▲ 13.59
1:15.58
▲ 4.60
—
1:03.76
▲ 11.82
1:07.28
▼ 3.52
—
50 Fly SCY
45.45
34.25
▲ 11.20
31.61
▲ 2.64
30.05
▲ 1.56
—
—
—
24.08
▲ 5.97
22.86
▲ 1.22
100 Fly SCY
—
1:20.39
1:19.52
▲ 0.87
1:12.51
▲ 7.01
1:02.37
▲ 10.14
56.48
▲ 5.89
55.37
▲ 1.11
51.89
▲ 3.48
49.09
▲ 2.80
200 Fly SCY
—
—
—
—
2:31.35
—
—
—
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100 IM SCY
1:34.96
1:16.52
▲ 18.44
1:13.63
▲ 2.89
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—
—
—
—
—
200 IM SCY
—
2:49.80
2:43.41
▲ 6.39
2:36.36
▲ 7.05
2:19.24
▲ 17.12
2:03.75
▲ 15.49
2:01.95
▲ 1.80
2:06.80
▼ 4.85
2:01.12
▲ 5.68
400 IM SCY
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—
—
—
4:57.62
—
—
—
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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.