Pacific Swimming Boys 10 & under - 50 Y Free
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Arthur Ulmer | 48.04 | 9 | B: 38.19 (+9.85s | 20.5%) | Monterey Bay Swim Club | 07/24/2026 | CVAL 2026 | ||
| 802 | Lehai Li | 48.04 | 10 | B: 38.19 (+9.85s | 20.5%) | Alto Swim Club | 01/13/2024 | South San Francisco C B A+ | ||
| 803 | Carter Vizcarra | 48.05 | 9 | B: 38.19 (+9.86s | 20.5%) | Neptune Swimming | 12/13/2024 | Neptune Swimming Swim Like The Dickens | ||
| 804 | Siyuan Wang | 48.07 | 6 | B: 38.19 (+9.88s | 20.6%) | Palo Alto Stanford Aquatics | 07/26/2026 | 2026 PASA Summer Palooza | ||
| 805 | Aiden Xu | 48.12 | 9 | B: 38.19 (+9.93s | 20.6%) | Northern Nevada Aquatics | 03/14/2026 | 2026 NNA AGO | ||
| 806 | Lev Petrov | 48.14 | 10 | B: 38.19 (+9.95s | 20.7%) | Santa Cruz Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | ||
| 807 | Oscar Deans | 48.14 | 10 | B: 38.19 (+9.95s | 20.7%) | Richmond Sailfish | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | ||
| 808 | Pi Cheng | 48.14 | 10 | B: 38.19 (+9.95s | 20.7%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | ||
| 809 | Ryder Schultz | 48.15 | 9 | B: 38.19 (+9.96s | 20.7%) | Reno Aquatic Club | 03/14/2026 | 2026 NNA AGO | ||
| 810 | Charles Li | 48.15 | 9 | B: 38.19 (+9.96s | 20.7%) | South San Francisco Aquatics | 10/11/2025 | SSF October Splash C B A+ Meet | ||
| 811 | Niko Tyler | 48.17 | 8 | B: 38.19 (+9.98s | 20.7%) | Hills Hurricane Swimming | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | ||
| 812 | Bryson Baez | 48.18 | 6 | B: 38.19 (+9.99s | 20.7%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | ||
| 813 | Jaxon Legarte | 48.19 | 9 | B: 38.19 (+10.00s | 20.8%) | East Bay Silver Dolphins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | ||
| 814 | Bennett Morrison | 48.20 | 8 | B: 38.19 (+10.01s | 20.8%) | Palo Alto Stanford Aquatics | 07/26/2026 | 2026 PASA Summer Palooza | ||
| 815 | Colson Mou | 48.35 | 9 | B: 38.19 (+10.16s | 21.0%) | South San Francisco Aquatics | 03/28/2026 | PSL March CBA+ | ||
| 816 | Cedric San Diego | 48.36 | 8 | B: 38.19 (+10.17s | 21.0%) | Vallejo Aquatic Club | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | ||
| 817 | William Chao | 48.36 | 10 | B: 38.19 (+10.17s | 21.0%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | ||
| 818 | Tony Yang | 48.39 | 8 | B: 38.19 (+10.20s | 21.1%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 819 | Edward Abed | 48.49 | 8 | B: 38.19 (+10.30s | 21.2%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 820 | Simon Chung | 48.50 | 10 | B: 38.19 (+10.31s | 21.3%) | Burlingame Aquatics | 01/10/2026 | BAC Norman Cutler Memorial | ||
| 821 | Ryan Kim | 48.52 | 8 | B: 38.19 (+10.33s | 21.3%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 822 | Boran Lu | 48.57 | 9 | B: 38.19 (+10.38s | 21.4%) | Neptune Swimming | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | ||
| 823 | Greyson Biegel | 48.57 | 7 | B: 38.19 (+10.38s | 21.4%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 824 | Tim Zhuk | 48.59 | 10 | B: 38.19 (+10.40s | 21.4%) | Los Gatos Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 825 | Adrien Gerbaux | 48.59 | 10 | B: 38.19 (+10.40s | 21.4%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 826 | Ethan Hsu | 48.61 | 7 | B: 38.19 (+10.42s | 21.4%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 827 | Kaito Wang | 48.62 | 10 | B: 38.19 (+10.43s | 21.5%) | Otter Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | ||
| 828 | Cruz Cissell | 48.63 | 10 | B: 38.19 (+10.44s | 21.5%) | Sebastopol Sea Serpents | 10/19/2024 | Pumpkin Plunge Invitational | ||
| 829 | Maximilian Kang | 48.69 | 8 | B: 38.19 (+10.50s | 21.6%) | Palo Alto Stanford Aquatics | 10/26/2024 | TYR BAC Spooky Fall Classic C B A+ Meet | ||
| 830 | Tioma Iskandar | 48.69 | 10 | B: 38.19 (+10.50s | 21.6%) | The Olympic Club | 11/15/2025 | NVST Swimming Into Fall 2025 | ||
| 831 | Vedh Tekur | 48.71 | 9 | B: 38.19 (+10.52s | 21.6%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 832 | Alex Xue | 48.75 | 10 | B: 38.19 (+10.56s | 21.7%) | Otter Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | ||
| 833 | Noe Yang | 48.78 | 8 | B: 38.19 (+10.59s | 21.7%) | Montclair Swim Team | 07/25/2026 | Zone 2 Summer Championships | ||
| 834 | Milo Holte | 48.80 | 9 | B: 38.19 (+10.61s | 21.7%) | Palo Alto Stanford Aquatics | 02/22/2025 | 2025 Tri Venue Last Chance Meet PASA | ||
| 835 | Paxton Rubin | 48.81 | 8 | B: 38.19 (+10.62s | 21.8%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 836 | Joseph Person | 48.82 | 10 | B: 38.19 (+10.63s | 21.8%) | Napa Valley Swim Team | 03/28/2026 | SSS Small Fry Invitational | ||
| 837 | Ben Otaviano | 48.83 | 9 | B: 38.19 (+10.64s | 21.8%) | Neptune Swimming | 11/08/2025 | TCA PC November SC C B A+ | ||
| 838 | Harvey Zhong | 48.89 | 10 | B: 38.19 (+10.70s | 21.9%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 839 | Lekang Wang | 48.89 | 10 | B: 38.19 (+10.70s | 21.9%) | Otter Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 840 | Kaiden Lynch | 48.92 | 9 | B: 38.19 (+10.73s | 21.9%) | Piedmont Swim Team | 07/25/2026 | Zone 2 Summer Championships | ||
| 841 | Yuan Basilio | 48.94 | 9 | B: 38.19 (+10.75s | 22.0%) | Reno Aquatic Club | 07/31/2026 | 2026 High Country Short Course Championship | ||
| 842 | John Ripp | 48.96 | 9 | B: 38.19 (+10.77s | 22.0%) | San Benito Aquatics | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 843 | Ian Wu | 48.97 | 9 | B: 38.19 (+10.78s | 22.0%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | ||
| 844 | Cam Nelson | 48.99 | 8 | B: 38.19 (+10.80s | 22.0%) | AC Swim Club | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | ||
| 845 | Benjamin Jung | 48.99 | 8 | B: 38.19 (+10.80s | 22.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | ||
| 846 | Changtian Xia | 49.05 | 7 | B: 38.19 (+10.86s | 22.1%) | Tri Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | ||
| 847 | Dylan Zhang | 49.06 | 8 | B: 38.19 (+10.87s | 22.2%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 848 | Rory Lan | 49.08 | 9 | B: 38.19 (+10.89s | 22.2%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | ||
| 849 | Finley Weiland | 49.12 | 10 | B: 38.19 (+10.93s | 22.3%) | Mlst | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 850 | Alexander Kazakov | 49.19 | 8 | B: 38.19 (+11.00s | 22.4%) | Reno Aquatic Club | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
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.