Swimmer profile
Ning Xu
Female13-14Sierra Marlins Swim TeamSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.41
34.90
▲ 2.51
—
—
28.33
▲ 6.57
100 Free LCM
1:24.72
1:17.45
▲ 7.27
—
1:07.97
▲ 9.48
1:04.47
▲ 3.50
200 Free LCM
3:06.35
3:01.61
▲ 4.74
—
—
2:30.90
▲ 30.71
400 Free LCM
—
6:07.12
—
—
—
800 Free LCM
—
—
12:15.64
—
—
50 Back LCM
44.08
38.64
▲ 5.44
38.70
▼ 0.06
36.28
▲ 2.42
—
100 Back LCM
1:33.07
1:22.69
▲ 10.38
1:19.04
▲ 3.65
1:18.51
▲ 0.53
—
200 Back LCM
—
—
—
2:44.66
—
50 Breast LCM
49.82
45.04
▲ 4.78
40.59
▲ 4.45
38.32
▲ 2.27
36.94
▲ 1.38
100 Breast LCM
1:43.31
1:35.56
▲ 7.75
1:28.81
▲ 6.75
1:24.89
▲ 3.92
—
200 Breast LCM
—
—
3:11.40
3:01.82
▲ 9.58
3:10.49
▼ 8.67
50 Fly LCM
40.62
35.73
▲ 4.89
34.46
▲ 1.27
33.67
▲ 0.79
30.87
▲ 2.80
100 Fly LCM
1:34.42
1:23.79
▲ 10.63
1:23.73
▲ 0.06
1:23.54
▲ 0.19
1:13.18
▲ 10.36
200 IM LCM
3:18.48
2:56.12
▲ 22.36
2:51.69
▲ 4.43
2:40.60
▲ 11.09
2:38.12
▲ 2.48
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.