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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 5 181 589
Free 100 Y 59.62 Analysis 13 12/19/2025 A AA: 58.29 (+1.33s | 2.2%) 8 34 938 1,000+
Free 200 Y 2:20.76 Analysis 13 09/27/2025 BB A: 2:11.69 (+9.07s | 6.4%) 11 70 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 11 508 1,000+
Back 100 Y 1:06.56 Analysis 13 12/21/2024 BB A: 1:05.89 (+0.67s | 1.0%) 3 18 579 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%) 4 16 517 1,000+
Breast 50 Y 32.66 13 11/08/2025 3 6 120 366
Breast 100 Y 1:11.98 Analysis 13 11/08/2025 AA AAA: 1:09.69 (+2.29s | 3.2%) 4 8 240 781
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%) 4 13 360 1,000+
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 3 156 504
Fly 100 Y 1:02.43 Analysis 13 12/19/2025 AA AAA: 1:00.39 (+2.04s | 3.3%) 2 7 252 865
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%) 3 7 284 907
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 Analysis 13 07/31/2025 BB A: 1:09.59 (+0.08s | 0.1%) 6 32 779 1,000+
Back 50 M 40.99 13 08/02/2023 5 33 1,000+ 1,000+
Back 100 M 1:18.51 Analysis 13 07/31/2025 BB A: 1:16.89 (+1.62s | 2.1%) 3 16 444 1,000+
Back 200 M 2:44.66 Analysis 13 06/20/2025 A AA: 2:38.79 (+5.87s | 3.6%) 3 9 237 572
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 2 5 130 309
Breast 100 M 1:25.90 Analysis 13 06/20/2025 A AA: 1:24.09 (+1.81s | 2.1%) 4 11 242 535
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%) 3 7 137 315
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 8 373 905
Fly 100 M 1:23.88 Analysis 13 08/02/2023 B BB: 1:20.99 (+2.89s | 3.4%) 2 24 738 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 Analysis 13 08/06/2025 A AA: 2:41.99 (+5.14s | 3.1%) 4 14 395 911

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.