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 | Nolan Lu | 41.61 | 10 | A Min | AA: 40.19 (+1.42s | 3.4%) | DeAnza Cupertino Aquatics | 12/06/2025 | Alto Dec 6 7 CBA | |
| 52 | Jason Ye | 41.66 | 10 | A Min | AA: 40.19 (+1.47s | 3.5%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 53 | Mateo Sison | 41.78 | 9 | A Min | AA: 40.19 (+1.59s | 3.8%) | San Ramon Valley Aquatics | 07/26/2025 | Zone 2 Summer Championships | |
| 54 | Jeremy Zhao | 41.94 | 9 | A Min | AA: 40.19 (+1.75s | 4.2%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 55 | Ethan Wang | 41.94 | 9 | A Min | AA: 40.19 (+1.75s | 4.2%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 56 | Sinan Ozgur | 42.00 | 10 | A Min | AA: 40.19 (+1.81s | 4.3%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 57 | Alexander Fang | 42.00 | 10 | A Min | AA: 40.19 (+1.81s | 4.3%) | Reno Aquatic Club | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 58 | Finlay Nelson | 42.06 | 10 | A Min | AA: 40.19 (+1.87s | 4.4%) | AC Swim Club | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 59 | Zackary Chuck | 42.09 | 10 | A Min | AA: 40.19 (+1.90s | 4.5%) | Boys & Girls Club of SF | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 60 | Arthur Shackelton | 42.13 | 9 | BB Min | A: 42.09 (+0.04s | 0.1%) | Lakeridge Swim Team | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 61 | Kaizen Toung | 42.24 | 9 | BB Min | A: 42.09 (+0.15s | 0.4%) | Orinda Aquatics | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | |
| 62 | Peter Petkov | 42.26 | 9 | BB Min | A: 42.09 (+0.17s | 0.4%) | Triton Aquatics Club | 09/27/2025 | PC LAC C B BB | |
| 63 | Ryan Chen | 42.30 | 10 | BB Min | A: 42.09 (+0.21s | 0.5%) | DeAnza Cupertino Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 64 | Luke Xu | 42.37 | 10 | BB Min | A: 42.09 (+0.28s | 0.7%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 65 | Aiden Kiatrungrit | 42.43 | 10 | BB Min | A: 42.09 (+0.34s | 0.8%) | South San Francisco Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 66 | William Power | 42.47 | 9 | BB Min | A: 42.09 (+0.38s | 0.9%) | Monterey Bay Swim Club | 07/18/2025 | CVAL | |
| 67 | Daniel Heilman | 42.49 | 10 | BB Min | A: 42.09 (+0.40s | 0.9%) | San Francisco Seals Swim Team | 11/08/2025 | TCA PC November SC C B A+ | |
| 68 | Phinnaeus Johnson | 42.62 | 10 | BB Min | A: 42.09 (+0.53s | 1.2%) | Gilroy Gators Swim Team | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 69 | Lucas Pan | 42.66 | 8 | BB Min | A: 42.09 (+0.57s | 1.3%) | Santa Clara Swim Club | 11/08/2025 | Folsom Classic 2025 | |
| 70 | Reagan Wilsey | 42.70 | 10 | BB Min | A: 42.09 (+0.61s | 1.4%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 71 | Adrian Tu | 42.71 | 10 | BB Min | A: 42.09 (+0.62s | 1.5%) | Walnut Creek Aquabears | 12/12/2025 | Winter SC Age Group Championships | |
| 72 | Orion Blue-Smith | 42.71 | 9 | BB Min | A: 42.09 (+0.62s | 1.5%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 73 | Konnor Pham-Nguyen | 42.73 | 10 | BB Min | A: 42.09 (+0.64s | 1.5%) | Alameda Gators | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 74 | Liam Reyes | 42.82 | 9 | BB Min | A: 42.09 (+0.73s | 1.7%) | Reno Aquatic Club | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 75 | Ishaan Karunanayake | 42.85 | 9 | BB Min | A: 42.09 (+0.76s | 1.8%) | Alto Swim Club | 11/09/2024 | Alto Go The Distance | |
| 76 | Aaron Kuusela | 42.88 | 10 | BB Min | A: 42.09 (+0.79s | 1.8%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 77 | Julian Phillips | 42.95 | 10 | BB Min | A: 42.09 (+0.86s | 2.0%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 78 | Charlie Seipel | 43.04 | 10 | BB Min | A: 42.09 (+0.95s | 2.2%) | Terrapins Swim Team | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 79 | Adi Bisht | 43.10 | 10 | BB Min | A: 42.09 (+1.01s | 2.3%) | Valley Splash | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 80 | Yixuan Zhu | 43.27 | 10 | BB Min | A: 42.09 (+1.18s | 2.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 81 | Wesley Zhang | 43.27 | 10 | BB Min | A: 42.09 (+1.18s | 2.7%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 82 | Erik Eddy | 43.30 | 10 | BB Min | A: 42.09 (+1.21s | 2.8%) | East Bay Silver Dolphins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 83 | Cyrus Yang | 43.40 | 10 | BB Min | A: 42.09 (+1.31s | 3.0%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 84 | Ozzy Su | 43.46 | 10 | BB Min | A: 42.09 (+1.37s | 3.2%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 85 | Lucas Pisoni | 43.51 | 10 | BB Min | A: 42.09 (+1.42s | 3.3%) | Neptune Swimming | 09/27/2025 | Neptune Swimming Fall Classic | |
| 86 | Leo Ioffe | 43.53 | 9 | BB Min | A: 42.09 (+1.44s | 3.3%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 87 | Paxton Ross-Givner | 43.57 | 10 | BB Min | A: 42.09 (+1.48s | 3.4%) | Mavericks | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 88 | Atticus Walker | 43.70 | 10 | BB Min | A: 42.09 (+1.61s | 3.7%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 89 | Luke Chai | 43.74 | 9 | BB Min | A: 42.09 (+1.65s | 3.8%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 90 | Daniel Platon | 43.87 | 10 | BB Min | A: 42.09 (+1.78s | 4.1%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 91 | Charles Liu Bates | 43.87 | 9 | BB Min | A: 42.09 (+1.78s | 4.1%) | Unattached | 09/14/2024 | East Bay Silver Dolphins Short Course C B BB+ | |
| 92 | Jayden Zhu | 43.94 | 10 | BB Min | A: 42.09 (+1.85s | 4.2%) | Otter Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 93 | Jay Dai | 44.01 | 10 | BB Min | A: 42.09 (+1.92s | 4.4%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 94 | Evan Wang | 44.02 | 10 | BB Min | A: 42.09 (+1.93s | 4.4%) | Palo Alto Stanford Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 95 | Zhouhan Yang | 44.09 | 10 | BB Min | A: 42.09 (+2.00s | 4.5%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 96 | Asher Young | 44.12 | 9 | BB Min | A: 42.09 (+2.03s | 4.6%) | Terrapins Swim Team | 07/26/2025 | Zone 2 Summer Championships | |
| 97 | Daniel Nagaoka | 44.15 | 10 | BB Min | A: 42.09 (+2.06s | 4.7%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 98 | Ethan Zhu | 44.19 | 10 | BB Min | A: 42.09 (+2.10s | 4.8%) | DeAnza Cupertino Aquatics | 12/06/2025 | Alto Dec 6 7 CBA | |
| 99 | Adam Ma | 44.21 | 10 | BB Min | A: 42.09 (+2.12s | 4.8%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 100 | Teddy Nichols | 44.22 | 9 | BB Min | A: 42.09 (+2.13s | 4.8%) | Seals Aquatics | 11/08/2025 | TCA PC November SC C B A+ | |
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.