Swimmer profile
Dane Mason
Male17-18Longhorn AquaticsST · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
48.85
40.35
▲ 8.50
36.76
▲ 3.59
32.72
▲ 4.04
30.23
▲ 2.49
27.55
▲ 2.68
27.30
▲ 0.25
26.72
▲ 0.58
26.46
▲ 0.26
100 Free LCM
1:54.75
1:27.34
▲ 27.41
1:20.43
▲ 6.91
1:09.63
▲ 10.80
1:04.17
▲ 5.46
59.95
▲ 4.22
58.32
▲ 1.63
57.79
▲ 0.53
55.75
▲ 2.04
200 Free LCM
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3:12.41
2:53.21
▲ 19.20
2:29.66
▲ 23.55
2:19.14
▲ 10.52
2:12.20
▲ 6.94
2:08.89
▲ 3.31
2:05.30
▲ 3.59
2:04.09
▲ 1.21
400 Free LCM
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—
5:47.52
5:06.24
▲ 41.28
4:50.69
▲ 15.55
4:42.02
▲ 8.67
4:23.48
▲ 18.54
4:31.88
▼ 8.40
4:32.51
▼ 0.63
800 Free LCM
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—
—
—
—
—
—
9:17.16
9:14.40
▲ 2.76
50 Back LCM
56.26
48.37
▲ 7.89
43.54
▲ 4.83
40.74
▲ 2.80
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—
—
—
—
100 Back LCM
—
1:46.08
1:36.29
▲ 9.79
1:24.54
▲ 11.75
1:20.91
▲ 3.63
1:17.07
▲ 3.84
1:13.80
▲ 3.27
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1:11.53
▲ 2.27
200 Back LCM
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—
—
—
2:50.78
2:39.05
▲ 11.73
2:38.93
▲ 0.12
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—
50 Breast LCM
1:06.82
59.68
▲ 7.14
47.96
▲ 11.72
39.93
▲ 8.03
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—
—
—
—
100 Breast LCM
—
1:57.07
1:43.94
▲ 13.13
1:30.10
▲ 13.84
1:27.26
▲ 2.84
1:18.27
▲ 8.99
1:16.89
▲ 1.38
1:17.19
▼ 0.30
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200 Breast LCM
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—
—
3:10.96
3:08.38
▲ 2.58
2:53.90
▲ 14.48
2:49.17
▲ 4.73
2:52.64
▼ 3.47
2:49.98
▲ 2.66
50 Fly LCM
59.19
44.35
▲ 14.84
39.18
▲ 5.17
33.16
▲ 6.02
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100 Fly LCM
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2:07.43
1:29.55
▲ 37.88
1:16.84
▲ 12.71
1:13.20
▲ 3.64
1:07.03
▲ 6.17
1:03.49
▲ 3.54
1:03.31
▲ 0.18
1:00.90
▲ 2.41
200 Fly LCM
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—
—
—
—
2:39.76
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—
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200 IM LCM
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3:31.01
3:11.81
▲ 19.20
2:44.84
▲ 26.97
2:39.15
▲ 5.69
2:30.51
▲ 8.64
2:22.99
▲ 7.52
2:24.73
▼ 1.74
2:22.97
▲ 1.76
400 IM LCM
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—
—
—
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5:26.03
5:13.23
▲ 12.80
5:11.17
▲ 2.06
5:15.09
▼ 3.92
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.