Ning Xu

Age: 13 years old
Age Category: 13-14
Team: Sierra Marlins Swim Team | Sierra Nevada Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sierra Marlins Swim Team Sierra Nevada Swimming Western Zone USA
Free 50 Y 25.39 12 11/08/2025 AAA AAAA: 24.39 (+1.00s | 3.9%) 1 4 152 476
Free 100 Y 59.62 12 12/19/2025 A AA: 58.29 (+1.33s | 2.2%) 8 34 894 1,000+
Free 200 Y 2:20.76 12 09/27/2025 BB A: 2:11.69 (+9.07s | 6.4%) 11 71 1,000+ 1,000+
50 Free
33.06
33.06
100 Free
36.82
1:09.88
100 Free
1:09.88
150 Free
36.47
1:46.35
200 Free
34.41
2:20.76
100 Free
1:10.88
Back 50 Y 30.93 11 12/21/2024 2 12 456 1,000+
Back 100 Y 1:06.56 11 12/21/2024 BB A: 1:05.89 (+0.67s | 1.0%) 4 21 548 1,000+
50 Back
32.68
32.68
100 Back
33.88
1:06.56
100 Back
1:06.56
Back 200 Y 2:23.82 11 12/21/2024 BB A: 2:22.59 (+1.23s | 0.9%) 5 19 490 1,000+
Breast 50 Y 32.66 12 11/08/2025 2 4 103 262
Breast 100 Y 1:11.98 12 11/08/2025 AA AAA: 1:09.69 (+2.29s | 3.2%) 4 9 222 651
50 Breast
33.88
33.88
100 Breast
38.10
1:11.98
100 Breast
1:11.98
Breast 200 Y 2:40.22 12 12/19/2025 A AA: 2:36.89 (+3.33s | 2.1%) 5 14 332 954
50 Breast
37.39
37.39
100 Breast
40.42
1:17.81
100 Breast
1:17.81
150 Breast
41.29
1:59.10
200 Breast
41.12
2:40.22
100 Breast
1:22.41
Fly 50 Y 27.84 12 12/19/2025 1 4 125 366
Fly 100 Y 1:02.43 12 12/19/2025 AA AAA: 1:00.39 (+2.04s | 3.3%) 2 9 230 735
50 Fly
29.35
29.35
100 Fly
33.08
1:02.43
100 Fly
1:02.43
IM 200 Y 2:18.73 13 02/13/2026 AA AAA: 2:14.99 (+3.74s | 2.7%) 4 11 266 796
50 Fly
29.75
29.75
100 Back
36.09
1:05.84
100 IM
1:05.84
150 Breast
40.37
1:46.21
200 Free
32.52
2:18.73
100 IM
1:12.89

Long course distance

Event Time Age Date Standard Next Standard Sierra Marlins Swim Team Sierra Nevada Swimming Western Zone USA
Free 100 M 1:09.67 12 07/31/2025 BB A: 1:09.59 (+0.08s | 0.1%) 8 37 862 1,000+
Back 50 M 40.99 10 08/02/2023 6 40 1,000+ 1,000+
Back 100 M 1:18.51 12 07/31/2025 BB A: 1:16.89 (+1.62s | 2.1%) 4 20 497 1,000+
Back 200 M 2:44.66 12 06/20/2025 A AA: 2:38.79 (+5.87s | 3.6%) 4 13 273 647
50 Back
40.35
40.35
100 Back
41.66
1:22.01
100 Back
1:22.01
150 Back
42.06
2:04.07
200 Back
40.59
2:44.66
100 Back
1:22.65
Breast 50 M 38.47 12 06/20/2025 2 6 136 330
Breast 100 M 1:25.90 12 06/20/2025 A AA: 1:24.09 (+1.81s | 2.1%) 4 14 265 600
50 Breast
41.18
41.18
100 Breast
44.72
1:25.90
100 Breast
1:25.90
Breast 200 M 3:01.82 12 06/20/2025 A AA: 3:00.99 (+0.83s | 0.5%) 3 8 162 367
50 Breast
42.79
42.79
100 Breast
46.17
1:28.96
100 Breast
1:28.96
150 Breast
46.76
2:15.72
200 Breast
46.10
3:01.82
100 Breast
1:32.86
Fly 50 M 33.77 12 08/06/2025 4 12 388 959
Fly 100 M 1:23.88 10 08/02/2023 B BB: 1:20.99 (+2.89s | 3.4%) 2 26 810 1,000+
50 Fly
40.11
40.11
100 Fly
43.77
1:23.88
100 Fly
1:23.88
IM 200 M 2:47.13 12 08/06/2025 A AA: 2:41.99 (+5.14s | 3.1%) 4 16 434 999

Above are the fastest times that Ning Xu has achieved in her swimming career. For each event, you can find Ning's best time, the corresponding time standard, as well as how much faster Ning needs to be to reach the next level. The last columns provide Ning rankings at the team and LSC levels. These rankings are based on the Ning's personal best, her current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.