Pacific Swimming Boys 10 & under - 50 M Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Timothy Chau | 57.76 | 8 | B: 55.39 (+2.37s | 4.1%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 352 | Riko Jaya | 57.97 | 8 | B: 55.39 (+2.58s | 4.5%) | YMCA Presidio Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 353 | Oliver Woo | 57.97 | 9 | B: 55.39 (+2.58s | 4.5%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 354 | Roy Shen | 58.12 | 8 | B: 55.39 (+2.73s | 4.7%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | ||
| 355 | Marcus Kulyavtsev | 58.12 | 8 | B: 55.39 (+2.73s | 4.7%) | Vallejo Aquatic Club | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 356 | Hugo Hurley | 58.14 | 7 | B: 55.39 (+2.75s | 4.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | ||
| 357 | Holden Richards | 58.27 | 9 | B: 55.39 (+2.88s | 4.9%) | AC Swim Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 358 | Henry Huang | 58.29 | 9 | B: 55.39 (+2.90s | 5.0%) | Daly City Dolphins | 06/06/2025 | BAC C B A Meet | ||
| 359 | Leo Tsui | 58.29 | 9 | B: 55.39 (+2.90s | 5.0%) | Burlingame Aquatics | 07/25/2026 | Alto Last Splash | ||
| 360 | Benjamin Jung | 58.38 | 8 | B: 55.39 (+2.99s | 5.1%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 361 | Parker Skelton | 58.59 | 8 | B: 55.39 (+3.20s | 5.5%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 362 | Huck Ling | 58.64 | 8 | B: 55.39 (+3.25s | 5.5%) | The Olympic Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 363 | Juden Connor | 58.70 | 8 | B: 55.39 (+3.31s | 5.6%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 364 | Leif Ma | 58.73 | 9 | B: 55.39 (+3.34s | 5.7%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 365 | Joao Barretto | 58.74 | 9 | B: 55.39 (+3.35s | 5.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 366 | Walter Butts | 58.76 | 9 | B: 55.39 (+3.37s | 5.7%) | AC Swim Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 367 | Rexx Yu | 58.78 | 8 | B: 55.39 (+3.39s | 5.8%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | ||
| 368 | Haomiao Zhuang | 58.78 | 7 | B: 55.39 (+3.39s | 5.8%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 369 | Changtian Xia | 58.80 | 7 | B: 55.39 (+3.41s | 5.8%) | Tri Valley Aquatics | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 370 | Ryan Ye | 58.83 | 10 | B: 55.39 (+3.44s | 5.8%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 371 | Adrian Moy | 59.10 | 9 | B: 55.39 (+3.71s | 6.3%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 372 | Chris Li | 59.15 | 8 | B: 55.39 (+3.76s | 6.4%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | ||
| 373 | Samuel Pogue | 59.15 | 9 | B: 55.39 (+3.76s | 6.4%) | Carson Tigersharks | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | ||
| 374 | Logan Chan | 59.20 | 9 | B: 55.39 (+3.81s | 6.4%) | San Francisco Seals Swim Team | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 375 | Benjamin Yaghoubzade | 59.23 | 9 | B: 55.39 (+3.84s | 6.5%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 376 | Aryo Sedaghat Khorasani | 59.24 | 9 | B: 55.39 (+3.85s | 6.5%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 377 | Nicolas Etkin | 59.25 | 10 | B: 55.39 (+3.86s | 6.5%) | Los Altos Mountain View Aquati | 06/22/2024 | Alto Beat The Heat Sat Sun | ||
| 378 | Ryder Schultz | 59.26 | 9 | B: 55.39 (+3.87s | 6.5%) | Reno Aquatic Club | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 379 | Simon Chung | 59.28 | 10 | B: 55.39 (+3.89s | 6.6%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | ||
| 380 | Lucas Li | 59.35 | 8 | B: 55.39 (+3.96s | 6.7%) | Milpitas Aquatic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 381 | Sam McCollum | 59.38 | 8 | B: 55.39 (+3.99s | 6.7%) | The Olympic Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 382 | Nathan Wang | 59.39 | 9 | B: 55.39 (+4.00s | 6.7%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 383 | Leonardo Goh | 59.44 | 9 | B: 55.39 (+4.05s | 6.8%) | Piedmont Swim Team | 06/27/2026 | NVST Summer Plunge 2026 | ||
| 384 | Jude Rolewicz | 59.45 | 10 | B: 55.39 (+4.06s | 6.8%) | Mlst | 07/12/2025 | 2025 Silver State Championships | ||
| 385 | Yuma Suzuki | 59.48 | 8 | B: 55.39 (+4.09s | 6.9%) | Palo Alto Stanford Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 386 | Adam Hugenberger | 59.53 | 9 | B: 55.39 (+4.14s | 7.0%) | Otter Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 387 | Dhruv Kelkar | 59.59 | 9 | B: 55.39 (+4.20s | 7.0%) | ElitSwim Club | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | ||
| 388 | Oliver Ng | 59.61 | 7 | B: 55.39 (+4.22s | 7.1%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | ||
| 389 | Colin Huang | 59.63 | 10 | B: 55.39 (+4.24s | 7.1%) | Otter Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 390 | Ryan Shen | 59.63 | 10 | B: 55.39 (+4.24s | 7.1%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 391 | Danylo Gavrysh | 59.63 | 8 | B: 55.39 (+4.24s | 7.1%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 392 | William Zhao | 59.76 | 9 | B: 55.39 (+4.37s | 7.3%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 393 | Noam Schanin | 59.90 | 6 | B: 55.39 (+4.51s | 7.5%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 394 | Zion Chang | 59.98 | 9 | B: 55.39 (+4.59s | 7.7%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 395 | Yash Bharambe | 1:00.00 | 10 | B: 55.39 (+4.61s | 7.7%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 396 | Adrian Mullaraj | 1:00.07 | 8 | B: 55.39 (+4.68s | 7.8%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 397 | Diego Pisoni | 1:00.11 | 9 | B: 55.39 (+4.72s | 7.9%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 398 | Felix Lin | 1:00.12 | 8 | B: 55.39 (+4.73s | 7.9%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 399 | Lee Vickers | 1:00.18 | 8 | B: 55.39 (+4.79s | 8.0%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | ||
| 400 | Jackson Power | 1:00.19 | 8 | B: 55.39 (+4.80s | 8.0%) | Unattached | 06/27/2025 | Valley Splash | ||
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.