Swimmer profile
Mackenzie Hearrin
Female15-16Cheshire Y Sea Dog Swim ClubCT · 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
42.77
35.65
▲ 7.12
32.92
▲ 2.73
31.34
▲ 1.58
28.75
▲ 2.59
28.17
▲ 0.58
27.04
▲ 1.13
24.97
▲ 2.07
24.74
▲ 0.23
100 Free SCY
—
1:24.59
1:16.60
▲ 7.99
—
1:06.55
▲ 10.05
1:02.23
▲ 4.32
58.97
▲ 3.26
54.98
▲ 3.99
56.41
▼ 1.43
200 Free SCY
—
—
—
—
—
2:16.90
2:07.94
▲ 8.96
1:59.55
▲ 8.39
1:58.40
▲ 1.15
500 Free SCY
—
—
7:35.36
—
—
6:01.51
▲ 93.85
5:55.54
▲ 5.97
5:40.39
▲ 15.15
—
1000 Free SCY
—
—
—
—
—
—
11:31.65
—
11:02.25
▲ 29.40
1650 Free SCY
—
—
—
—
—
—
18:48.71
18:22.04
▲ 26.67
—
50 Back SCY
—
41.50
38.93
▲ 2.57
37.20
▲ 1.73
36.78
▲ 0.42
36.12
▲ 0.66
31.83
▲ 4.29
28.75
▲ 3.08
28.11
▲ 0.64
100 Back SCY
—
1:31.67
1:23.03
▲ 8.64
—
—
1:11.61
▲ 11.42
1:06.93
▲ 4.68
59.74
▲ 7.19
1:02.26
▼ 2.52
200 Back SCY
—
—
—
—
—
2:41.56
2:18.93
▲ 22.63
2:09.23
▲ 9.70
2:07.02
▲ 2.21
50 Breast SCY
—
44.55
41.56
▲ 2.99
39.76
▲ 1.80
37.21
▲ 2.55
33.15
▲ 4.06
31.55
▲ 1.60
31.42
▲ 0.13
30.23
▲ 1.19
100 Breast SCY
—
1:32.74
1:27.67
▲ 5.07
—
1:21.42
▲ 6.25
1:12.85
▲ 8.57
1:09.55
▲ 3.30
1:04.73
▲ 4.82
1:04.77
▼ 0.04
200 Breast SCY
—
—
—
—
3:06.68
2:42.41
▲ 24.27
2:25.89
▲ 16.52
2:23.84
▲ 2.05
2:22.39
▲ 1.45
50 Fly SCY
—
50.96
41.10
▲ 9.86
36.46
▲ 4.64
35.58
▲ 0.88
33.20
▲ 2.38
29.26
▲ 3.94
29.48
▼ 0.22
—
100 Fly SCY
—
—
—
—
1:30.40
1:21.74
▲ 8.66
1:12.92
▲ 8.82
1:08.37
▲ 4.55
—
200 Fly SCY
—
—
—
—
—
—
2:51.26
2:54.58
▼ 3.32
—
100 IM SCY
1:40.30
1:38.46
▲ 1.84
1:22.44
▲ 16.02
1:20.51
▲ 1.93
1:16.35
▲ 4.16
1:09.93
▲ 6.42
1:09.09
▲ 0.84
1:00.55
▲ 8.54
—
200 IM SCY
—
—
3:01.95
—
—
2:28.57
▲ 33.38
2:20.59
▲ 7.98
2:09.53
▲ 11.06
2:06.37
▲ 3.16
400 IM SCY
—
—
—
—
—
5:29.20
4:52.65
▲ 36.55
4:41.73
▲ 10.92
—
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.