Swimmer profile
Joslin Halsey
FemaleOpen / SeniorRevolution Aquatic ClubNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
32.91
29.63
▲ 3.28
29.08
▲ 0.55
28.39
▲ 0.69
26.08
▲ 2.31
25.83
▲ 0.25
24.86
▲ 0.97
24.96
▼ 0.10
24.20
▲ 0.76
23.99
▲ 0.21
24.89
▼ 0.90
100 Free SCY
1:14.78
1:06.86
▲ 7.92
1:03.26
▲ 3.60
1:03.38
▼ 0.12
57.79
▲ 5.59
56.21
▲ 1.58
54.33
▲ 1.88
53.82
▲ 0.51
52.01
▲ 1.81
51.95
▲ 0.06
53.51
▼ 1.56
200 Free SCY
2:52.42
2:31.66
▲ 20.76
2:19.67
▲ 11.99
2:21.42
▼ 1.75
2:08.21
▲ 13.21
2:01.21
▲ 7.00
2:01.63
▼ 0.42
1:54.54
▲ 7.09
1:54.33
▲ 0.21
1:51.54
▲ 2.79
1:55.87
▼ 4.33
500 Free SCY
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—
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5:49.41
5:29.81
▲ 19.60
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—
5:10.64
▲ 19.17
5:06.84
▲ 3.80
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50 Back SCY
41.23
37.10
▲ 4.13
34.78
▲ 2.32
35.48
▼ 0.70
32.12
▲ 3.36
—
31.22
▲ 0.90
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100 Back SCY
1:36.35
1:20.77
▲ 15.58
1:14.25
▲ 6.52
1:14.65
▼ 0.40
1:06.98
▲ 7.67
1:04.41
▲ 2.57
1:03.80
▲ 0.61
1:04.91
▼ 1.11
1:05.25
▼ 0.34
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200 Back SCY
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2:38.77
2:22.27
▲ 16.50
2:17.61
▲ 4.66
2:16.88
▲ 0.73
2:21.61
▼ 4.73
2:19.27
▲ 2.34
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50 Breast SCY
50.18
44.45
▲ 5.73
41.86
▲ 2.59
—
38.41
▲ 3.45
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—
—
34.30
▲ 4.11
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100 Breast SCY
1:52.65
1:37.56
▲ 15.09
1:28.02
▲ 9.54
—
1:19.91
▲ 8.11
1:19.04
▲ 0.87
—
1:17.48
▲ 1.56
1:16.28
▲ 1.20
1:13.21
▲ 3.07
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200 Breast SCY
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—
—
—
2:56.97
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2:48.83
▲ 8.14
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50 Fly SCY
41.21
34.21
▲ 7.00
32.40
▲ 1.81
31.48
▲ 0.92
28.59
▲ 2.89
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28.08
▲ 0.51
27.34
▲ 0.74
27.11
▲ 0.23
26.41
▲ 0.70
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100 Fly SCY
1:38.12
1:20.61
▲ 17.51
1:09.88
▲ 10.73
1:11.81
▼ 1.93
1:00.18
▲ 11.63
58.92
▲ 1.26
57.13
▲ 1.79
57.14
▼ 0.01
56.20
▲ 0.94
55.53
▲ 0.67
57.32
▼ 1.79
200 Fly SCY
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2:14.37
2:08.25
▲ 6.12
2:06.94
▲ 1.31
2:04.78
▲ 2.16
2:03.48
▲ 1.30
2:07.20
▼ 3.72
100 IM SCY
1:27.94
1:17.13
▲ 10.81
1:12.68
▲ 4.45
1:13.65
▼ 0.97
1:06.23
▲ 7.42
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1:03.32
▲ 2.91
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1:04.75
▼ 1.43
1:03.51
▲ 1.24
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200 IM SCY
3:21.45
2:44.52
▲ 36.93
2:33.31
▲ 11.21
2:35.95
▼ 2.64
2:20.45
▲ 15.50
2:18.08
▲ 2.37
2:15.32
▲ 2.76
2:16.99
▼ 1.67
2:09.93
▲ 7.06
2:11.14
▼ 1.21
2:08.88
▲ 2.26
400 IM SCY
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5:43.65
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5:01.13
▲ 42.52
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4:35.93
▲ 25.20
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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.