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Isaac Xu

Age: 16 years old
Age Category: 15-16
Team: Mecklenburg Swim Association | North Carolina Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Mecklenburg Swim Association North Carolina Swimming Southern Zone USA
Free 50 Y 28.15 16 12/12/2025 B BB: 26.29 (+1.86s | 6.6%) 55 526 1,000+ 1,000+
Free 100 Y 1:02.06 Analysis 16 03/07/2026 B: 1:01.99 (+0.07s | 0.1%) 60 528 1,000+ 1,000+
50 Free
29.61
29.61
100 Free
32.45
1:02.06
100 Free
1:02.06
Back 50 Y 32.07 16 11/07/2025 15 182 965 1,000+
Back 100 Y 1:10.01 Analysis 16 12/12/2025 B: 1:07.49 (+2.52s | 3.6%) 41 415 1,000+ 1,000+
50 Back
33.28
33.28
100 Back
36.73
1:10.01
100 Back
1:10.01
Breast 100 Y 1:14.49 Analysis 16 12/12/2025 B BB: 1:11.39 (+3.10s | 4.2%) 33 329 1,000+ 1,000+
50 Breast
34.29
34.29
100 Breast
40.20
1:14.49
100 Breast
1:14.49
Breast 200 Y 2:54.28 Analysis 16 11/07/2025 B: 2:47.09 (+7.19s | 4.1%) 24 306 1,000+ 1,000+
50 Breast
38.04
38.04
100 Breast
44.83
1:22.87
100 Breast
1:22.87
150 Breast
46.12
2:08.99
200 Breast
45.29
2:54.28
100 Breast
1:31.41
Fly 50 Y 29.53 16 11/07/2025 7 151 1,000+ 1,000+
IM 200 Y 2:31.30 Analysis 16 03/07/2026 B: 2:30.89 (+0.41s | 0.3%) 41 407 1,000+ 1,000+
50 Fly
32.82
32.82
100 Back
39.67
1:12.49
100 IM
1:12.49
150 Breast
43.46
1:55.95
200 Free
35.35
2:31.30
100 IM
1:18.81

Long course distance

Event Time Age Date Standard Next Standard Mecklenburg Swim Association North Carolina Swimming Southern Zone USA
Free 50 M 30.59 16 06/20/2026 BB A: 28.19 (+2.40s | 7.8%) 37 365 1,000+ 1,000+
Free 100 M 1:08.80 Analysis 16 06/20/2026 B BB: 1:06.69 (+2.11s | 3.1%) 41 368 1,000+ 1,000+
50 Free
31.79
31.79
100 Free
37.01
1:08.80
100 Free
1:08.80
Free 200 M 2:37.06 Analysis 16 06/20/2026 B: 2:36.59 (+0.47s | 0.3%) 35 330 1,000+ 1,000+
50 Free
33.50
33.50
100 Free
38.94
1:12.44
100 Free
1:12.44
150 Free
42.59
1:55.03
200 Free
42.03
2:37.06
100 Free
1:24.62
Back 100 M 1:19.96 Analysis 16 06/20/2026 B: 1:19.39 (+0.57s | 0.7%) 24 289 1,000+ 1,000+
50 Back
37.39
37.39
100 Back
42.57
1:19.96
100 Back
1:19.96
Breast 200 M 3:18.65 Analysis 16 06/20/2026 B: 3:14.49 (+4.16s | 2.1%) 11 190 812 1,000+
50 Breast
44.57
44.57
100 Breast
50.72
1:35.29
100 Breast
1:35.29
150 Breast
50.71
2:26.00
200 Breast
52.65
3:18.65
100 Breast
1:43.36

Above are the fastest times that Isaac Xu has achieved in his swimming career. For each event, you can find Isaac's best time, the corresponding time standard, as well as how much faster Isaac needs to be to reach the next level. The last columns provide Isaac rankings at the team and LSC levels. These rankings are based on the Isaac's personal best, his 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.