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Jefferson Wu

Age: 12 years old
Age Category: 11-12
Team: Charles River Aquatics | New England Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Charles River Aquatics New England Swimming Eastern Zone USA
Free 50 Y 30.04 12 03/13/2026 BB A: 28.09 (+1.95s | 6.5%) 11 135 937 1,000+
Free 100 Y 1:09.23 Analysis 12 03/13/2026 B BB: 1:06.39 (+2.84s | 4.1%) 14 169 1,000+ 1,000+
50 Free
32.61
32.61
100 Free
36.62
1:09.23
100 Free
1:09.23
Free 500 Y 7:12.07 Analysis 12 11/14/2025 B: 6:59.89 (+12.18s | 2.8%) 13 162 1,000+ 1,000+
50 Free
35.77
35.77
100 Free
39.44
1:15.21
100 Free
1:15.21
150 Free
42.83
1:58.04
200 Free
44.89
2:42.93
100 Free
1:27.72
250 Free
45.30
3:28.23
300 Free
46.15
4:14.38
100 Free
1:31.45
350 Free
46.63
5:01.01
400 Free
45.62
5:46.63
100 Free
1:32.25
450 Free
43.65
6:30.28
500 Free
41.79
7:12.07
100 Free
1:25.44
Back 50 Y 37.56 12 10/10/2025 B BB: 35.59 (+1.97s | 5.2%) 14 210 1,000+ 1,000+
Back 100 Y 1:17.06 Analysis 12 03/13/2026 B BB: 1:15.69 (+1.37s | 1.8%) 11 118 802 1,000+
50 Back
37.57
37.57
100 Back
39.49
1:17.06
100 Back
1:17.06
Breast 50 Y 39.37 12 02/06/2026 BB A: 36.69 (+2.68s | 6.8%) 8 82 586 1,000+
Breast 100 Y 1:24.76 Analysis 12 03/13/2026 BB A: 1:18.39 (+6.37s | 7.5%) 8 69 480 1,000+
50 Breast
40.92
40.92
100 Breast
43.84
1:24.76
100 Breast
1:24.76
Breast 200 Y 3:05.28 Analysis 12 02/06/2026 B BB: 3:02.39 (+2.89s | 1.6%) 6 56 377 1,000+
50 Breast
41.88
41.88
100 Breast
46.64
1:28.52
100 Breast
1:28.52
150 Breast
50.33
2:18.85
200 Breast
46.43
3:05.28
100 Breast
1:36.76
Fly 50 Y 34.71 12 03/13/2026 B BB: 34.19 (+0.52s | 1.5%) 10 122 873 1,000+
Fly 100 Y 1:31.77 Analysis 12 10/25/2025 B: 1:22.89 (+8.88s | 9.7%) 15 168 1,000+ 1,000+
50 Fly
42.88
42.88
100 Fly
48.89
1:31.77
100 Fly
1:31.77
IM 100 Y 1:19.67 Analysis 12 09/27/2025 B BB: 1:15.89 (+3.78s | 4.7%) 12 141 1,000+ 1,000+
50 IM
36.19
36.19
100 IM
43.48
1:19.67
100 IM
1:19.67
IM 200 Y 2:52.15 Analysis 12 03/13/2026 B BB: 2:45.79 (+6.36s | 3.7%) 13 132 919 1,000+
50 Fly
36.46
36.46
100 Back
42.25
1:18.71
100 IM
1:18.71
150 Breast
50.84
2:09.55
200 Free
42.60
2:52.15
100 IM
1:33.44
IM 400 Y 6:17.24 Analysis 12 03/13/2026 B: 6:17.09 (+0.15s | 0.0%) 12 76 274 839
50 Fly
37.90
37.90
100 Fly
49.82
1:27.72
100 Fly
1:27.72
150 Back
46.60
2:14.32
200 Back
46.42
3:00.74
100 Back
1:33.02
250 Breast
53.20
3:53.94
300 Breast
52.46
4:46.40
100 Breast
1:45.66
350 Free
47.58
5:33.98
400 Free
43.26
6:17.24
100 Free
1:30.84

Long course distance

Event Time Age Date Standard Next Standard Charles River Aquatics New England Swimming Eastern Zone USA
Free 50 M 32.29 12 06/26/2026 BB A: 32.09 (+0.20s | 0.6%) 6 51 167 1,000+
Free 100 M 1:17.42 Analysis 12 05/08/2026 B BB: 1:16.19 (+1.23s | 1.6%) 11 120 363 1,000+
Free 200 M 2:51.23 Analysis 12 06/26/2026 B BB: 2:46.39 (+4.84s | 2.8%) 10 104 331 1,000+
50 Free
38.70
38.70
100 Free
42.46
1:21.16
100 Free
1:21.16
150 Free
44.18
2:05.34
200 Free
45.89
2:51.23
100 Free
1:30.07
Free 400 M 6:15.96 Analysis 12 05/08/2026 B BB: 5:53.89 (+22.07s | 5.9%) 8 85 262 1,000+
Back 50 M 39.31 12 06/26/2026 BB A: 37.69 (+1.62s | 4.1%) 8 65 227 1,000+
Back 100 M 1:29.07 Analysis 12 05/08/2026 BB A: 1:21.89 (+7.18s | 8.1%) 8 98 298 1,000+
Back 200 M 3:05.54 Analysis 12 06/26/2026 BB A: 2:53.99 (+11.55s | 6.2%) 6 56 177 726
50 Back
43.18
43.18
100 Back
46.27
1:29.45
100 Back
1:29.45
150 Back
48.12
2:17.57
200 Back
47.97
3:05.54
100 Back
1:36.09
Breast 50 M 43.62 12 05/08/2026 BB A: 41.99 (+1.63s | 3.7%) 7 51 147 977
Breast 100 M 1:35.31 Analysis 12 06/26/2026 BB A: 1:31.29 (+4.02s | 4.2%) 8 48 136 890
50 Breast
45.02
45.02
100 Breast
50.29
1:35.31
100 Breast
1:35.31
Breast 200 M 3:27.60 Analysis 12 05/08/2026 BB A: 3:15.39 (+12.21s | 5.9%) 5 38 120 519
Fly 50 M 38.61 12 06/26/2026 BB A: 35.29 (+3.32s | 8.6%) 8 81 259 1,000+
Fly 100 M 1:31.65 Analysis 12 05/08/2026 B BB: 1:27.29 (+4.36s | 4.8%) 7 70 214 1,000+
IM 200 M 3:10.29 Analysis 12 06/26/2026 B BB: 3:08.99 (+1.30s | 0.7%) 9 84 260 1,000+
50 Fly
41.82
41.82
100 Back
47.66
1:29.48
100 IM
1:29.48
150 Breast
56.26
2:25.74
200 Free
44.55
3:10.29
100 IM
1:40.81

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