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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 13 11/08/2025 AAA AAAA: 24.39 (+1.00s | 3.9%) 1 4 143 475
Free 100 Y 59.62 Analysis 13 12/19/2025 A AA: 58.29 (+1.33s | 2.2%) 7 35 825 1,000+
Free 200 Y 2:20.76 Analysis 13 09/27/2025 BB A: 2:11.69 (+9.07s | 6.4%) 9 62 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 13 12/21/2024 2 9 454 1,000+
Back 100 Y 1:06.56 Analysis 13 12/21/2024 BB A: 1:05.89 (+0.67s | 1.0%) 2 17 509 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 Analysis 13 12/21/2024 BB A: 2:22.59 (+1.23s | 0.9%) 3 14 441 1,000+
Breast 50 Y 32.66 13 11/08/2025 2 5 101 315
Breast 100 Y 1:11.98 Analysis 13 11/08/2025 AA AAA: 1:09.69 (+2.29s | 3.2%) 3 6 198 665
50 Breast
33.88
33.88
100 Breast
38.10
1:11.98
100 Breast
1:11.98
Breast 200 Y 2:40.22 Analysis 13 12/19/2025 A AA: 2:36.89 (+3.33s | 2.1%) 3 10 295 944
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 13 12/19/2025 1 4 133 437
Fly 100 Y 1:02.43 Analysis 13 12/19/2025 AA AAA: 1:00.39 (+2.04s | 3.3%) 1 7 202 731
50 Fly
29.35
29.35
100 Fly
33.08
1:02.43
100 Fly
1:02.43
IM 200 Y 2:18.73 Analysis 13 02/13/2026 AA AAA: 2:14.99 (+3.74s | 2.7%) 2 7 231 761
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 50 M 29.15 13 05/23/2026 AAA AAAA: 27.89 (+1.26s | 4.3%) 1 3 159 496
Free 100 M 1:04.47 Analysis 13 05/23/2026 AA AAA: 1:03.79 (+0.68s | 1.1%) 2 6 218 709
Free 200 M 2:30.90 Analysis 13 05/23/2026 BB A: 2:30.29 (+0.61s | 0.4%) 6 27 704 1,000+
Back 50 M 40.99 13 08/02/2023 5 32 1,000+ 1,000+
Back 100 M 1:18.51 Analysis 13 07/31/2025 BB A: 1:16.89 (+1.62s | 2.1%) 2 15 528 1,000+
Back 200 M 2:44.66 Analysis 13 06/20/2025 A AA: 2:38.79 (+5.87s | 3.6%) 2 11 297 1,000+
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 13 06/20/2025 1 5 182 466
Breast 100 M 1:25.90 Analysis 13 06/20/2025 A AA: 1:24.09 (+1.81s | 2.1%) 3 9 288 789
50 Breast
41.18
41.18
100 Breast
44.72
1:25.90
100 Breast
1:25.90
Breast 200 M 3:01.82 Analysis 13 06/20/2025 A AA: 3:00.99 (+0.83s | 0.5%) 2 6 179 483
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 13 08/06/2025 3 8 557 1,000+
Fly 100 M 1:13.18 Analysis 13 05/23/2026 A AA: 1:11.69 (+1.49s | 2.0%) 2 8 262 819
IM 200 M 2:43.84 Analysis 13 05/23/2026 A AA: 2:41.99 (+1.85s | 1.1%) 1 9 359 1,000+

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.