Swimmer profile
Sofia Nielson
Female15-16Tri-city Channel CatsIE · WESTERN
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
25 Free SCY
—
—
—
—
—
12.77
—
—
—
50 Free SCY
39.23
34.56
▲ 4.67
30.10
▲ 4.46
—
26.69
▲ 3.41
26.05
▲ 0.64
26.19
▼ 0.14
24.97
▲ 1.22
25.11
▼ 0.14
100 Free SCY
1:26.32
1:19.58
▲ 6.74
1:11.64
▲ 7.94
1:02.74
▲ 8.90
1:02.51
▲ 0.23
55.36
▲ 7.15
55.95
▼ 0.59
55.03
▲ 0.92
53.84
▲ 1.19
200 Free SCY
—
2:43.00
2:39.69
▲ 3.31
2:19.83
▲ 19.86
2:04.28
▲ 15.55
1:57.70
▲ 6.58
1:57.44
▲ 0.26
1:53.66
▲ 3.78
1:52.76
▲ 0.90
500 Free SCY
—
—
—
—
5:44.11
5:22.89
▲ 21.22
5:19.52
▲ 3.37
5:15.27
▲ 4.25
5:08.25
▲ 7.02
50 Back SCY
43.82
—
37.19
▲ 6.63
—
33.35
▲ 3.84
31.77
▲ 1.58
—
—
—
100 Back SCY
—
1:23.32
1:17.36
▲ 5.96
1:11.66
▲ 5.70
1:06.36
▲ 5.30
1:05.18
▲ 1.18
1:01.99
▲ 3.19
1:02.52
▼ 0.53
1:01.07
▲ 1.45
200 Back SCY
—
—
—
—
2:32.62
2:24.59
▲ 8.03
2:21.16
▲ 3.43
2:15.50
▲ 5.66
2:22.05
▼ 6.55
50 Breast SCY
54.87
44.47
▲ 10.40
39.07
▲ 5.40
—
34.10
▲ 4.97
33.89
▲ 0.21
—
—
29.55
▲ 4.34
100 Breast SCY
—
1:37.66
1:28.10
▲ 9.56
1:19.23
▲ 8.87
1:12.09
▲ 7.14
1:07.79
▲ 4.30
1:04.55
▲ 3.24
1:03.38
▲ 1.17
1:02.11
▲ 1.27
200 Breast SCY
—
—
—
—
2:39.82
2:26.52
▲ 13.30
2:19.69
▲ 6.83
2:17.61
▲ 2.08
2:14.96
▲ 2.65
50 Fly SCY
—
38.62
35.06
▲ 3.56
—
—
29.31
▲ 5.75
—
—
—
100 Fly SCY
—
—
1:25.47
—
1:15.70
▲ 9.77
1:06.29
▲ 9.41
1:00.21
▲ 6.08
58.93
▲ 1.28
59.66
▼ 0.73
100 IM SCY
1:44.40
1:27.87
▲ 16.53
1:20.34
▲ 7.53
—
—
1:06.64
▲ 13.70
—
—
—
200 IM SCY
—
—
2:46.98
2:33.50
▲ 13.48
2:19.97
▲ 13.53
2:12.32
▲ 7.65
2:07.57
▲ 4.75
2:07.78
▼ 0.21
2:05.76
▲ 2.02
400 IM SCY
—
—
—
—
—
—
4:35.47
4:52.43
▼ 16.96
4:34.90
▲ 17.53
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.