New! ScoreMeUp is now available on the App Store. Download the iOS app →

Jay Dai

Age: 10 years old
Age Category: 10 & under
Team: Alto Swim Club | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Alto Swim Club Pacific Swimming Western Zone USA
Free 25 Y 19.98 8 01/27/2024 27 369 995 1,000+
Free 50 Y 35.28 10 02/07/2026 B BB: 34.59 (+0.69s | 2.0%) 26 219 959 1,000+
Free 100 Y 1:19.50 10 03/07/2026 B BB: 1:18.89 (+0.61s | 0.8%) 27 201 859 1,000+
Free 200 Y 2:44.25 10 02/07/2026 BB A: 2:31.59 (+12.66s | 7.7%) 20 108 439 1,000+
50 Free
36.67
36.67
100 Free
41.49
1:18.16
100 Free
1:18.16
150 Free
45.27
2:03.43
200 Free
40.82
2:44.25
100 Free
1:26.09
Free 500 Y 7:40.45 10 10/25/2025 B BB: 7:33.79 (+6.66s | 1.4%) 16 79 264 1,000+
Back 25 Y 25.24 8 01/27/2024 35 429 1,000+ 1,000+
Back 50 Y 44.10 10 02/07/2026 B BB: 42.89 (+1.21s | 2.7%) 28 261 1,000+ 1,000+
Back 100 Y 1:35.43 9 03/29/2025 B BB: 1:30.09 (+5.34s | 5.6%) 26 197 861 1,000+
50 Back
46.72
46.72
100 Back
48.71
1:35.43
100 Back
1:35.43
Breast 25 Y 26.60 8 01/13/2024 27 255 597 1,000+
Breast 50 Y 44.01 10 12/19/2025 BB A: 42.09 (+1.92s | 4.4%) 12 97 333 1,000+
Breast 100 Y 1:38.17 10 02/07/2026 BB A: 1:30.59 (+7.58s | 7.7%) 13 100 433 1,000+
50 Breast
46.85
46.85
100 Breast
51.32
1:38.17
100 Breast
1:38.17
Fly 25 Y 28.93 8 01/13/2024 39 433 1,000+ 1,000+
Fly 50 Y 38.70 10 12/19/2025 BB A: 35.99 (+2.71s | 7.0%) 14 116 447 1,000+
Fly 100 Y 1:53.19 9 02/22/2025 B BB: 1:38.99 (+14.20s | 12.5%) 37 160 672 1,000+
IM 100 Y 1:30.90 10 01/24/2026 B BB: 1:29.69 (+1.21s | 1.3%) 22 197 712 1,000+
50 IM
43.07
43.07
100 IM
47.83
1:30.90
100 IM
1:30.90
IM 200 Y 3:10.99 10 03/07/2026 BB A: 2:53.49 (+17.50s | 9.2%) 23 106 463 1,000+

Long course distance

Event Time Age Date Standard Next Standard Alto Swim Club Pacific Swimming Western Zone USA
Free 50 M 40.48 10 07/19/2025 B BB: 39.79 (+0.69s | 1.7%) 18 111 369 656
Free 100 M 1:30.13 10 07/19/2025 BB A: 1:20.19 (+9.94s | 11.0%) 14 88 298 517
Free 200 M 3:13.90 10 07/19/2025 BB A: 2:53.39 (+20.51s | 10.6%) 12 65 207 364
Back 50 M 52.86 9 04/19/2025 B BB: 49.29 (+3.57s | 6.8%) 22 165 606 1,000+
Back 100 M 2:09.75 9 06/29/2024 B: 1:56.69 (+13.06s | 10.1%) 25 206 735 1,000+
Breast 50 M 54.47 9 04/19/2025 B BB: 54.39 (+0.08s | 0.1%) 16 92 297 479
Breast 100 M 1:59.44 10 07/19/2025 B BB: 1:59.19 (+0.25s | 0.2%) 12 82 268 420
Fly 50 M 1:03.46 9 07/20/2024 B: 52.29 (+11.17s | 17.6%) 27 226 676 1,000+
IM 200 M 3:36.41 10 07/19/2025 BB A: 3:17.89 (+18.52s | 8.6%) 12 54 168 277

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