Pacific Swimming Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Ryan Han | 44.41 | 10 | B: 43.49 (+0.92s | 2.1%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 52 | Jason Feng | 44.45 | 9 | BB Min | A: 42.09 (+2.36s | 5.3%) | Boys & Girls Club of SF | 03/22/2025 | PSL SC CBA+ Meet | |
| 53 | Jeremy Zhao | 44.48 | 8 | BB Min | A: 42.09 (+2.39s | 5.4%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 54 | Konnor Pham-Nguyen | 44.49 | 10 | BB Min | A: 42.09 (+2.40s | 5.4%) | Alameda Gators | 03/01/2025 | Pac Swim SC B BB+ Last Chance Hosted By TERA | |
| 55 | Aaron Kuusela | 44.56 | 9 | BB Min | A: 42.09 (+2.47s | 5.5%) | Alto Swim Club | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 56 | Ethan Zhu | 44.56 | 9 | BB Min | A: 42.09 (+2.47s | 5.5%) | DeAnza Cupertino Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 57 | Leo Zeng | 44.71 | 9 | BB Min | A: 42.09 (+2.62s | 5.9%) | Santa Clara Swim Club | 09/14/2024 | Milpitas Aquatic Club SCY CBA+ Meet | |
| 58 | Shaoan Zhao | 44.77 | 9 | BB Min | A: 42.09 (+2.68s | 6.0%) | Santa Clara Swim Club | 10/04/2024 | SCSC SCY CBA+ Meet | |
| 59 | Demian Jarmy | 44.82 | 9 | BB Min | A: 42.09 (+2.73s | 6.1%) | Crow Canyon Sharks | 10/19/2024 | Brentwood Seawolves SCY C/B/BB+ Meet | |
| 60 | Ethan Wang | 44.92 | 8 | BB Min | A: 42.09 (+2.83s | 6.3%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 61 | Phinnaeus Johnson | 45.00 | 9 | BB Min | A: 42.09 (+2.91s | 6.5%) | South Valley Makos | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 62 | Luke Xu | 45.18 | 9 | BB Min | A: 42.09 (+3.09s | 6.8%) | California Dolphins Swim Team | 03/01/2025 | PC SRVA SCY B BB+ Last Chance Meet | |
| 63 | Muyang He | 45.21 | 8 | BB Min | A: 42.09 (+3.12s | 6.9%) | Santa Clara Swim Club | 02/08/2025 | Swim South Bay | |
| 64 | Mateo Sison | 45.40 | 9 | BB Min | A: 42.09 (+3.31s | 7.3%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 65 | Lucas Guo | 45.61 | 9 | BB Min | A: 42.09 (+3.52s | 7.7%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 66 | Ethan Wang | 45.70 | 9 | BB Min | A: 42.09 (+3.61s | 7.9%) | Sunnyvale Swim Club | 09/28/2024 | Sunnyvale Swim Club SCY Blue & Gold Intrasquad | |
| 67 | Brett Baker | 45.70 | 9 | BB Min | A: 42.09 (+3.61s | 7.9%) | Burlingame Aquatics | 01/25/2025 | Z1N SC Championship | |
| 68 | Jackson Lee | 45.75 | 9 | BB Min | A: 42.09 (+3.66s | 8.0%) | Pacifica Sea Lions | 01/25/2025 | Z1N SC Championship | |
| 69 | Henry Moore | 45.84 | 8 | BB Min | A: 42.09 (+3.75s | 8.2%) | Ladera Oaks | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 70 | Ahmet Okyay | 45.87 | 9 | BB Min | A: 42.09 (+3.78s | 8.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 71 | Aiden Kiatrungrit | 45.91 | 9 | BB Min | A: 42.09 (+3.82s | 8.3%) | South San Francisco Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 72 | Reagan Wilsey | 46.11 | 9 | BB Min | A: 42.09 (+4.02s | 8.7%) | Palo Alto Stanford Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 73 | Finlay Nelson | 46.13 | 9 | BB Min | A: 42.09 (+4.04s | 8.8%) | AC Swim Club | 02/01/2025 | 2025 Peggy Ramirez Memorial Z3 Winter Champs | |
| 74 | Keaton Weathers | 46.30 | 8 | BB Min | A: 42.09 (+4.21s | 9.1%) | Walnut Creek Aquabears | 10/28/2023 | San Ramon Valley Aquatics SCY C/B/BB+ Meet | |
| 75 | Tommy Falzon | 46.38 | 10 | BB Min | A: 42.09 (+4.29s | 9.2%) | Bay Club Panthers | 12/13/2024 | PSL SCY Winter is for Winning P/F Invitational | |
| 76 | Jackson Pinkerton | 46.41 | 10 | BB Min | A: 42.09 (+4.32s | 9.3%) | North Bay Aquatics | 07/18/2025 | 2025 Redwood Empire Swim League Championship | |
| 77 | Aaron Hung | 46.43 | 9 | BB Min | A: 42.09 (+4.34s | 9.3%) | Palo Alto Stanford Aquatics | 10/05/2024 | DeAnza Cupertino Aquatics SCY C/B/A+ Meet | |
| 78 | Chase Corda | 46.50 | 9 | BB Min | A: 42.09 (+4.41s | 9.5%) | Walnut Creek Aquabears | 12/14/2024 | Richard Thornton Memorial Swim Meet (host: SRVA) | |
| 79 | Deren Chai | 46.54 | 9 | BB Min | A: 42.09 (+4.45s | 9.6%) | Unattached | 02/22/2025 | NVST Swimming Into Spring | |
| 80 | Adrian Tu | 46.54 | 9 | BB Min | A: 42.09 (+4.45s | 9.6%) | Walnut Creek Aquabears | 03/23/2025 | DA WCAB Short Course Dual Meet | |
| 81 | Jack Swaffin-Smith | 46.54 | 9 | BB Min | A: 42.09 (+4.45s | 9.6%) | Boys & Girls Club of SF | 12/14/2024 | Daly City Dolphins SCY C/B/A+ Meet | |
| 82 | Jaxon Mendoza | 46.60 | 9 | BB Min | A: 42.09 (+4.51s | 9.7%) | San Benito Aquatics | 12/14/2024 | Zone 1S End of Season AGC- Invitational Meet | |
| 83 | Leo Ferrante | 46.65 | 9 | BB Min | A: 42.09 (+4.56s | 9.8%) | Palo Alto Stanford Aquatics | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | |
| 84 | SJ Park | 46.80 | 10 | BB Min | A: 42.09 (+4.71s | 10.1%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 85 | Ozzy Su | 47.03 | 9 | BB Min | A: 42.09 (+4.94s | 10.5%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 86 | Owen Brauneis | 47.04 | 10 | BB Min | A: 42.09 (+4.95s | 10.5%) | Sunnyvale Swim Club | 02/14/2025 | 33rd Annual Lost Dutchman Invitational | |
| 87 | Asher Young | 47.06 | 9 | BB Min | A: 42.09 (+4.97s | 10.6%) | Terrapins Swim Team | 12/14/2024 | Richard Thornton Memorial Swim Meet (host: SRVA) | |
| 88 | Timothy Liu | 47.10 | 10 | BB Min | A: 42.09 (+5.01s | 10.6%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 89 | Jayden Zhu | 47.13 | 9 | BB Min | A: 42.09 (+5.04s | 10.7%) | Otter Swim Club | 01/11/2025 | South San Francisco New Year Splash C B A+ | |
| 90 | Zhouhan Yang | 47.17 | 9 | BB Min | A: 42.09 (+5.08s | 10.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 91 | Nicholas Liu | 47.18 | 8 | BB Min | A: 42.09 (+5.09s | 10.8%) | Alto Swim Club | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 92 | Teddy Nichols | 47.20 | 8 | BB Min | A: 42.09 (+5.11s | 10.8%) | Seals Aquatics | 10/05/2024 | VJO Sprint For the Gold Ticket | |
| 93 | Leo Ioffe | 47.22 | 9 | BB Min | A: 42.09 (+5.13s | 10.9%) | Santa Clara Swim Club | 06/14/2025 | SCSC Blue Gold Block Party Meet June | |
| 94 | Alan Li | 47.23 | 9 | BB Min | A: 42.09 (+5.14s | 10.9%) | Santa Clara Swim Club | 10/04/2024 | SCSC SCY CBA+ Meet | |
| 95 | Alexander Garcia | 47.23 | 10 | BB Min | A: 42.09 (+5.14s | 10.9%) | Albany Armada Aquatics | 07/18/2025 | 2025 Redwood Empire Swim League Championship | |
| 96 | Tavis Williams | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Alto Swim Club | 11/23/2024 | ALTO Swim Club Fall Frolic Invitational Meet | |
| 97 | Daniel Platon | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Alto Swim Club | 02/22/2025 | De Anza C B A+ | |
| 98 | Hunter Atkins | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Palo Alto Stanford Aquatics | 01/25/2025 | Z1N SC Championship | |
| 99 | Steve Lin | 47.42 | 10 | BB Min | A: 42.09 (+5.33s | 11.2%) | Unattached | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 100 | Jonah Hoffman | 47.43 | 9 | BB Min | A: 42.09 (+5.34s | 11.3%) | Humboldt Swim Club | 11/23/2024 | MCSD SCY C/B/A+ Meet | |
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.