Swimmer profile
Sienna Nitke
FemaleOpen / SeniorUniv of Denver HilltoppersCO · WESTERN
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
30.22
28.35
▲ 1.87
25.63
▲ 2.72
24.54
▲ 1.09
23.94
▲ 0.60
23.87
▲ 0.07
23.98
▼ 0.11
23.71
▲ 0.27
23.55
▲ 0.16
23.91
▼ 0.36
23.85
▲ 0.06
100 Free SCY
1:08.72
59.72
▲ 9.00
55.19
▲ 4.53
52.78
▲ 2.41
51.74
▲ 1.04
50.96
▲ 0.78
51.29
▼ 0.33
50.57
▲ 0.72
50.68
▼ 0.11
51.96
▼ 1.28
52.44
▼ 0.48
200 Free SCY
2:32.25
2:13.73
▲ 18.52
2:01.40
▲ 12.33
1:55.74
▲ 5.66
1:51.24
▲ 4.50
1:50.52
▲ 0.72
1:52.12
▼ 1.60
1:50.82
▲ 1.30
1:48.98
▲ 1.84
1:52.55
▼ 3.57
1:52.32
▲ 0.23
500 Free SCY
6:47.12
6:03.08
▲ 44.04
5:21.62
▲ 41.46
5:13.05
▲ 8.57
4:58.36
▲ 14.69
5:00.47
▼ 2.11
5:04.84
▼ 4.37
5:03.78
▲ 1.06
5:01.91
▲ 1.87
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1000 Free SCY
13:57.02
12:19.57
▲ 97.45
11:11.48
▲ 68.09
10:50.81
▲ 20.67
10:28.43
▲ 22.38
10:28.24
▲ 0.19
10:37.71
▼ 9.47
10:54.69
▼ 16.98
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1650 Free SCY
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—
18:55.04
17:57.64
▲ 57.40
18:07.34
▼ 9.70
—
18:12.59
▼ 5.25
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50 Back SCY
41.85
36.26
▲ 5.59
33.35
▲ 2.91
33.94
▼ 0.59
—
—
28.92
▲ 5.02
30.50
▼ 1.58
30.26
▲ 0.24
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100 Back SCY
1:34.64
1:24.03
▲ 10.61
1:12.11
▲ 11.92
1:10.28
▲ 1.83
1:07.34
▲ 2.94
1:04.49
▲ 2.85
1:06.97
▼ 2.48
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200 Back SCY
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2:41.59
2:31.26
▲ 10.33
2:27.31
▲ 3.95
2:19.95
▲ 7.36
2:28.01
▼ 8.06
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50 Breast SCY
46.30
39.19
▲ 7.11
36.96
▲ 2.23
33.76
▲ 3.20
—
31.71
▲ 2.05
—
30.56
▲ 1.15
31.78
▼ 1.22
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100 Breast SCY
1:39.48
1:28.74
▲ 10.74
1:20.38
▲ 8.36
1:16.29
▲ 4.09
1:09.98
▲ 6.31
1:08.45
▲ 1.53
1:07.39
▲ 1.06
1:08.09
▼ 0.70
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200 Breast SCY
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3:00.71
2:55.47
▲ 5.24
2:41.45
▲ 14.02
2:33.76
▲ 7.69
2:33.56
▲ 0.20
2:36.84
▼ 3.28
2:29.86
▲ 6.98
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50 Fly SCY
36.99
32.33
▲ 4.66
29.88
▲ 2.45
28.35
▲ 1.53
27.86
▲ 0.49
28.15
▼ 0.29
27.38
▲ 0.77
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27.06
▲ 0.32
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100 Fly SCY
1:28.28
1:16.16
▲ 12.12
1:08.63
▲ 7.53
1:01.92
▲ 6.71
1:01.28
▲ 0.64
59.98
▲ 1.30
59.32
▲ 0.66
59.94
▼ 0.62
57.84
▲ 2.10
1:00.75
▼ 2.91
1:00.21
▲ 0.54
200 Fly SCY
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2:30.09
2:21.41
▲ 8.68
2:20.31
▲ 1.10
2:15.60
▲ 4.71
2:15.90
▼ 0.30
2:17.33
▼ 1.43
2:13.28
▲ 4.05
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100 IM SCY
1:24.18
1:17.15
▲ 7.03
1:10.48
▲ 6.67
1:05.76
▲ 4.72
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1:00.75
▲ 5.01
59.81
▲ 0.94
1:01.31
▼ 1.50
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200 IM SCY
3:07.34
2:44.62
▲ 22.72
2:28.00
▲ 16.62
2:20.99
▲ 7.01
2:16.34
▲ 4.65
2:15.04
▲ 1.30
2:11.79
▲ 3.25
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2:15.57
▼ 3.78
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400 IM SCY
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5:17.95
5:01.16
▲ 16.79
5:01.34
▼ 0.18
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4:46.85
▲ 14.49
4:45.89
▲ 0.96
4:46.73
▼ 0.84
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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.