Swimmer profile
Mason Shirley
Male17-18Texas Ford AquaticsNT · SOUTHERN
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
42.83
32.07
▲ 10.76
28.94
▲ 3.13
25.63
▲ 3.31
24.59
▲ 1.04
23.67
▲ 0.92
23.07
▲ 0.60
22.35
▲ 0.72
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100 Free SCY
1:44.79
1:16.75
▲ 28.04
1:05.15
▲ 11.60
55.73
▲ 9.42
53.33
▲ 2.40
51.35
▲ 1.98
50.00
▲ 1.35
48.15
▲ 1.85
46.48
▲ 1.67
200 Free SCY
2:50.62
2:55.08
▼ 4.46
2:28.99
▲ 26.09
2:26.67
▲ 2.32
1:54.19
▲ 32.48
1:49.88
▲ 4.31
1:48.14
▲ 1.74
1:44.00
▲ 4.14
1:41.99
▲ 2.01
500 Free SCY
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—
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5:55.82
5:00.79
▲ 55.03
4:53.57
▲ 7.22
4:45.62
▲ 7.95
4:38.67
▲ 6.95
4:32.74
▲ 5.93
1000 Free SCY
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—
—
—
11:52.52
—
10:15.07
▲ 97.45
9:32.30
▲ 42.77
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1650 Free SCY
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—
—
—
19:45.94
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16:44.73
▲ 181.21
15:49.89
▲ 54.84
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50 Back SCY
48.20
36.17
▲ 12.03
32.02
▲ 4.15
31.19
▲ 0.83
27.98
▲ 3.21
26.60
▲ 1.38
25.95
▲ 0.65
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100 Back SCY
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1:22.73
1:10.23
▲ 12.50
1:06.96
▲ 3.27
1:01.76
▲ 5.20
56.74
▲ 5.02
56.59
▲ 0.15
55.06
▲ 1.53
52.97
▲ 2.09
200 Back SCY
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—
—
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2:12.48
2:05.51
▲ 6.97
2:01.73
▲ 3.78
1:57.45
▲ 4.28
1:57.76
▼ 0.31
50 Breast SCY
1:02.06
44.09
▲ 17.97
37.16
▲ 6.93
35.82
▲ 1.34
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—
—
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100 Breast SCY
2:39.80
1:37.64
▲ 62.16
1:31.89
▲ 5.75
1:17.79
▲ 14.10
1:18.05
▼ 0.26
1:10.74
▲ 7.31
1:10.34
▲ 0.40
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200 Breast SCY
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—
—
—
2:38.00
2:29.10
▲ 8.90
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50 Fly SCY
1:00.64
38.73
▲ 21.91
35.22
▲ 3.51
30.94
▲ 4.28
28.06
▲ 2.88
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100 Fly SCY
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1:33.71
1:10.99
▲ 22.72
1:08.03
▲ 2.96
1:00.36
▲ 7.67
59.17
▲ 1.19
58.30
▲ 0.87
55.15
▲ 3.15
200 Fly SCY
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—
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2:46.88
2:20.35
▲ 26.53
2:14.62
▲ 5.73
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2:03.58
▲ 11.04
100 IM SCY
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1:26.68
1:17.73
▲ 8.95
1:12.33
▲ 5.40
1:04.35
▲ 7.98
1:01.21
▲ 3.14
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200 IM SCY
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—
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2:26.67
2:16.39
▲ 10.28
2:11.50
▲ 4.89
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2:06.42
▲ 5.08
2:06.10
▲ 0.32
400 IM SCY
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4:34.65
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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.