Rancho San Dieguito Boys 10 & under 50 Y Fly
These rankings show the swimmers' placement within their swim team.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Jonathan Wen | 34.83 | 10 | A Min | AA: 34.29 (+0.54s | 1.6%) | Rancho San Dieguito | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 2 | Rain Liu | 39.02 | 10 | BB Min | A: 35.99 (+3.03s | 7.8%) | Rancho San Dieguito | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 3 | William Chen | 46.69 | 10 | B: 46.49 (+0.20s | 0.4%) | Rancho San Dieguito | 06/13/2026 | 2026 SI ICAC 14U RISING STARS 2 | ||
| 4 | Leif Chang | 48.89 | 10 | B: 46.49 (+2.40s | 4.9%) | Rancho San Dieguito | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | ||
| 5 | Ian Cho | 52.59 | 9 | B: 46.49 (+6.10s | 11.6%) | Rancho San Dieguito | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 6 | Preston Bao | 52.80 | 10 | B: 46.49 (+6.31s | 12.0%) | Rancho San Dieguito | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 7 | Leo Wang | 57.22 | 8 | B: 46.49 (+10.73s | 18.8%) | Rancho San Dieguito | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | ||
| 8 | Preston Lee | 1:03.91 | 9 | B: 46.49 (+17.42s | 27.3%) | Rancho San Dieguito | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 9 | George Hitraya-Low | 1:04.61 | 10 | B: 46.49 (+18.12s | 28.0%) | Rancho San Dieguito | 06/07/2025 | 2025 SI JBST Splash Dash Max | ||
| 10 | James McCloskey | 1:06.01 | 9 | B: 46.49 (+19.52s | 29.6%) | Rancho San Dieguito | 04/11/2026 | SI 2026 RSD All Ages BC Meet | ||
| 11 | Ryan Do | 1:18.20 | 9 | B: 46.49 (+31.71s | 40.5%) | Rancho San Dieguito | 06/13/2026 | 2026 SI ICAC 14U RISING STARS 2 | ||
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.