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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Barron Vellonen | 53.27 | 9 | B Min | BB: 47.69 (+5.58s | 10.5%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 402 | Isaac Kantor | 53.32 | 9 | B Min | BB: 47.69 (+5.63s | 10.6%) | AC Swim Club | 07/26/2025 | 2025 REAL Championships | |
| 403 | Kaleb Luu | 53.35 | 8 | B Min | BB: 47.69 (+5.66s | 10.6%) | Crow Canyon Sharks | 12/14/2024 | 2024 12 14 CDST SC C B BB+ Meet | |
| 404 | Caleb Seid | 53.38 | 10 | B Min | BB: 47.69 (+5.69s | 10.7%) | Palo Alto Stanford Aquatics | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 405 | Luke Wieser | 53.40 | 10 | B: 53.39 (+0.01s | 0.0%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 406 | Mason Cao | 53.43 | 8 | B: 53.39 (+0.04s | 0.1%) | Quicksilver Swimming | 04/20/2024 | 2024 Pacific Swimming 10 U Championships | ||
| 407 | Crew Dacko | 53.44 | 8 | B: 53.39 (+0.05s | 0.1%) | Montclair Swim Team | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | ||
| 408 | League Anakata | 53.45 | 9 | B: 53.39 (+0.06s | 0.1%) | Alameda Gators | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | ||
| 409 | Jason Ma | 53.48 | 9 | B: 53.39 (+0.09s | 0.2%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 410 | Dominic Allen | 53.49 | 8 | B: 53.39 (+0.10s | 0.2%) | Crow Canyon Sharks | 07/20/2024 | Zone 2 Summer Championships | ||
| 411 | Julian Kau | 53.52 | 9 | B: 53.39 (+0.13s | 0.2%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 412 | Eden Hai | 53.54 | 8 | B: 53.39 (+0.15s | 0.3%) | Milpitas Aquatic Club | 10/25/2025 | GGST Spooktacular 2025 | ||
| 413 | Fedor Akimov | 53.57 | 10 | B: 53.39 (+0.18s | 0.3%) | YMCA Presidio Aquatics | 10/18/2025 | Sebastopol Sea Serpents CBA+ Pumpkin Plunge | ||
| 414 | Tyler Mirasol | 53.58 | 8 | B: 53.39 (+0.19s | 0.4%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 415 | Sean Santiago | 53.58 | 10 | B: 53.39 (+0.19s | 0.4%) | Bulldog Swim Club | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 416 | Sawyer Stephenson-Sabin | 53.60 | 9 | B: 53.39 (+0.21s | 0.4%) | Napa Valley Swim Team | 09/20/2025 | WANV CBA+ Endless Summer Meet | ||
| 417 | Caleb Hurley | 53.65 | 8 | B: 53.39 (+0.26s | 0.5%) | San Ramon Valley Aquatics | 09/28/2024 | Orinda Aquatics SC C B BB+ Meet | ||
| 418 | Kyle Cheung | 53.65 | 9 | B: 53.39 (+0.26s | 0.5%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 419 | Cody Darnell | 53.68 | 10 | B: 53.39 (+0.29s | 0.5%) | South Valley Makos | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 420 | Reyansh Kini | 53.75 | 10 | B: 53.39 (+0.36s | 0.7%) | San Ramon Valley Aquatics | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | ||
| 421 | Jordan Zhu | 53.81 | 7 | B: 53.39 (+0.42s | 0.8%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 422 | Michael Chen | 53.81 | 10 | B: 53.39 (+0.42s | 0.8%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 423 | Jasper Tian | 53.82 | 9 | B: 53.39 (+0.43s | 0.8%) | Unattached | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 424 | Everett Kaiser | 53.84 | 8 | B: 53.39 (+0.45s | 0.8%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 425 | Cooper Conrad | 53.85 | 10 | B: 53.39 (+0.46s | 0.9%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | ||
| 426 | Kyle Thompson | 53.86 | 8 | B: 53.39 (+0.47s | 0.9%) | Unattached | 09/30/2023 | BSW C B BB+ Sep 30 Oct 1, 2023 | ||
| 427 | Emilio Azevedo | 53.88 | 9 | B: 53.39 (+0.49s | 0.9%) | Quicksilver Swimming | 02/10/2024 | QSS Santa Cruz C B A+ Meet | ||
| 428 | Atharv Tiruke | 53.90 | 9 | B: 53.39 (+0.51s | 0.9%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | ||
| 429 | Kai Mihov | 53.91 | 9 | B: 53.39 (+0.52s | 1.0%) | Palo Alto Stanford Aquatics | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | ||
| 430 | Everett Levitt | 53.93 | 9 | B: 53.39 (+0.54s | 1.0%) | DeAnza Cupertino Aquatics | 03/22/2025 | PSL SC CBA+ Meet | ||
| 431 | Albert Yang | 53.97 | 8 | B: 53.39 (+0.58s | 1.1%) | California Dolphins Swim Team | 09/27/2025 | PC LAC C B BB | ||
| 432 | Gael Capelo | 54.04 | 10 | B: 53.39 (+0.65s | 1.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 433 | Ryan Feng | 54.04 | 8 | B: 53.39 (+0.65s | 1.2%) | Unattached | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 434 | Zhencheng Xu | 54.06 | 9 | B: 53.39 (+0.67s | 1.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 435 | Rocky Killingsworth | 54.07 | 9 | B: 53.39 (+0.68s | 1.3%) | Lakeridge Swim Team | 10/18/2024 | 2024 KING OF THE HILL CHALLENGE | ||
| 436 | Greyson Thach | 54.10 | 7 | B: 53.39 (+0.71s | 1.3%) | Oakland Undercurrent Swim Team | 04/12/2025 | Sebastopol Sea Serpents April Fools CBA+ | ||
| 437 | Arthur Viray | 54.14 | 9 | B: 53.39 (+0.75s | 1.4%) | Daly City Dolphins | 10/11/2025 | SSF October Splash C B A+ Meet | ||
| 438 | Darren Zhao | 54.18 | 8 | B: 53.39 (+0.79s | 1.5%) | Santa Clara Swim Club | 12/14/2024 | Zone 1 South Winter Championships | ||
| 439 | Gavin Van Roo | 54.19 | 9 | B: 53.39 (+0.80s | 1.5%) | Los Gatos Swim Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | ||
| 440 | Noah Marin | 54.25 | 9 | B: 53.39 (+0.86s | 1.6%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | ||
| 441 | Julian Zhang | 54.32 | 10 | B: 53.39 (+0.93s | 1.7%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 442 | Harry Huynh | 54.37 | 9 | B: 53.39 (+0.98s | 1.8%) | Sunnyvale Swim Club | 04/11/2025 | SUNN Spring Showers Intrasquad Meet | ||
| 443 | Holden Richards | 54.37 | 9 | B: 53.39 (+0.98s | 1.8%) | AC Swim Club | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 444 | Abiel Ma | 54.37 | 10 | B: 53.39 (+0.98s | 1.8%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 445 | Ethan Zhang | 54.37 | 10 | B: 53.39 (+0.98s | 1.8%) | Santa Clara Swim Club | 02/08/2025 | Swim South Bay | ||
| 446 | Alan Ying | 54.40 | 10 | B: 53.39 (+1.01s | 1.9%) | San Ramon Valley Aquatics | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | ||
| 447 | Ryan Ye | 54.44 | 9 | B: 53.39 (+1.05s | 1.9%) | Walnut Creek Aquabears | 07/26/2025 | Zone 2 Summer Championships | ||
| 448 | Blake Mellers | 54.45 | 10 | B: 53.39 (+1.06s | 1.9%) | Piedmont Swim Team | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | ||
| 449 | Reece Kau | 54.45 | 9 | B: 53.39 (+1.06s | 1.9%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 450 | Dashiell Sims | 54.47 | 10 | B: 53.39 (+1.08s | 2.0%) | Swim South Bay | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | ||
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.