Swimmer profile
Mackenzie Hearrin
Female15-16Cheshire Y Sea Dog Swim ClubCT · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
45.15
36.91
▲ 8.24
32.30
▲ 4.61
31.45
▲ 0.85
28.32
▲ 3.13
28.97
▼ 0.65
100 Free LCM
1:32.82
1:18.47
▲ 14.35
1:16.50
▲ 1.97
1:08.87
▲ 7.63
1:02.55
▲ 6.32
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200 Free LCM
—
—
2:40.50
2:39.91
▲ 0.59
2:19.72
▲ 20.19
2:26.79
▼ 7.07
400 Free LCM
—
—
5:31.66
5:23.35
▲ 8.31
—
—
1500 Free LCM
—
—
—
—
19:41.60
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50 Back LCM
48.00
45.25
▲ 2.75
41.96
▲ 3.29
36.70
▲ 5.26
33.01
▲ 3.69
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100 Back LCM
1:46.71
—
1:29.48
▲ 17.23
1:19.13
▲ 10.35
1:08.59
▲ 10.54
1:13.09
▼ 4.50
200 Back LCM
—
—
—
2:35.27
2:28.65
▲ 6.62
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50 Breast LCM
49.84
43.48
▲ 6.36
36.54
▲ 6.94
37.46
▼ 0.92
34.98
▲ 2.48
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100 Breast LCM
1:51.53
1:40.47
▲ 11.06
1:20.38
▲ 20.09
1:16.79
▲ 3.59
1:15.59
▲ 1.20
1:18.19
▼ 2.60
200 Breast LCM
3:52.99
3:36.01
▲ 16.98
2:59.27
▲ 36.74
2:49.65
▲ 9.62
2:41.83
▲ 7.82
2:54.09
▼ 12.26
50 Fly LCM
—
—
40.29
36.31
▲ 3.98
31.75
▲ 4.56
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100 Fly LCM
—
—
1:33.89
1:22.50
▲ 11.39
1:11.68
▲ 10.82
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200 IM LCM
3:50.46
—
2:50.34
▲ 60.12
2:37.22
▲ 13.12
2:27.67
▲ 9.55
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400 IM LCM
—
—
—
5:33.38
5:40.59
▼ 7.21
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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.