Pacific Swimming Boys 10 & under - 50 Y 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 | Andy Yu | 48.03 | 10 | B Min | BB: 42.89 (+5.14s | 10.7%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 352 | John Cosgrove | 48.08 | 9 | B Min | BB: 42.89 (+5.19s | 10.8%) | Sonoma Sea Dragons | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 353 | Dominic Angerami | 48.15 | 10 | B Min | BB: 42.89 (+5.26s | 10.9%) | San Francisco Seals Swim Team | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 354 | Holden Hoffman | 48.19 | 9 | B Min | BB: 42.89 (+5.30s | 11.0%) | Terrapins Swim Team | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 355 | Arjun Niranjan Shetty | 48.24 | 8 | B Min | BB: 42.89 (+5.35s | 11.1%) | South Valley Makos | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 356 | Seungwoo Kwon | 48.24 | 10 | B Min | BB: 42.89 (+5.35s | 11.1%) | El Cerrito Gators | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | |
| 357 | Noah Gonzales | 48.25 | 10 | B Min | BB: 42.89 (+5.36s | 11.1%) | South San Francisco Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 358 | Alexey Kostryukov | 48.29 | 10 | B Min | BB: 42.89 (+5.40s | 11.2%) | Alameda Gators | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 359 | Rudra Bhardwaj | 48.30 | 9 | B: 48.29 (+0.01s | 0.0%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 360 | Isaac Han | 48.30 | 7 | B: 48.29 (+0.01s | 0.0%) | Sunnyvale Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | ||
| 361 | Reed Oberman | 48.31 | 9 | B: 48.29 (+0.02s | 0.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 362 | Tomaso Pisegna | 48.31 | 9 | B: 48.29 (+0.02s | 0.0%) | South Valley Makos | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 363 | Riaan Chandak | 48.32 | 10 | B: 48.29 (+0.03s | 0.1%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 364 | Nicolas Pataky | 48.33 | 10 | B: 48.29 (+0.04s | 0.1%) | Palo Alto Stanford Aquatics | 10/05/2024 | 2024 DACA CBA SC Meet | ||
| 365 | Elias Braginton | 48.36 | 8 | B: 48.29 (+0.07s | 0.1%) | Lakeridge Swim Team | 03/14/2026 | 2026 NNA AGO | ||
| 366 | Calvin Dell | 48.42 | 9 | B: 48.29 (+0.13s | 0.3%) | San Benito Aquatics | 03/28/2026 | Swim South Bay | ||
| 367 | Joshua Ling | 48.44 | 10 | B: 48.29 (+0.15s | 0.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 368 | Arz Abu Raya | 48.44 | 8 | B: 48.29 (+0.15s | 0.3%) | Daly City Dolphins | 01/11/2025 | South San Francisco New Year Splash C B A+ | ||
| 369 | Evan Chang | 48.47 | 9 | B: 48.29 (+0.18s | 0.4%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 370 | Jack Schubert | 48.48 | 8 | B: 48.29 (+0.19s | 0.4%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 371 | Ryan Beaver | 48.49 | 10 | B: 48.29 (+0.20s | 0.4%) | Napa Valley Swim Team | 07/26/2025 | 2025 REAL Championships | ||
| 372 | Mountain Wang | 48.51 | 10 | B: 48.29 (+0.22s | 0.5%) | Neptune Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | ||
| 373 | Jasper Tian | 48.55 | 9 | B: 48.29 (+0.26s | 0.5%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | ||
| 374 | Ryan Li | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 375 | Gavin Lowe | 48.64 | 5 | B: 48.29 (+0.35s | 0.7%) | Tri Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 376 | Mykhail Zolotukhin | 48.69 | 8 | B: 48.29 (+0.40s | 0.8%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | ||
| 377 | Donovan Di Loreto | 48.73 | 9 | B: 48.29 (+0.44s | 0.9%) | Carson Tigersharks | 02/06/2026 | 2026 Valentines Day Age Group Open | ||
| 378 | Marcus Chui | 48.74 | 9 | B: 48.29 (+0.45s | 0.9%) | South San Francisco Aquatics | 03/28/2026 | PSL March CBA+ | ||
| 379 | Elijah Jacobs | 48.78 | 10 | B: 48.29 (+0.49s | 1.0%) | Crescent City Swim Club | 11/09/2024 | SCAT Open | ||
| 380 | Andy Shi | 48.81 | 9 | B: 48.29 (+0.52s | 1.1%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 381 | Alex Hirata | 48.82 | 10 | B: 48.29 (+0.53s | 1.1%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 382 | Jaechul Jung | 48.87 | 9 | B: 48.29 (+0.58s | 1.2%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 383 | Nolan Morrill | 48.97 | 9 | B: 48.29 (+0.68s | 1.4%) | South Valley Stingrays | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 384 | Logan Rowalt | 48.97 | 9 | B: 48.29 (+0.68s | 1.4%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | ||
| 385 | Zachary Tsang | 48.98 | 9 | B: 48.29 (+0.69s | 1.4%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 386 | Joshua Thomas | 48.98 | 10 | B: 48.29 (+0.69s | 1.4%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 387 | Jordan Zhu | 49.04 | 8 | B: 48.29 (+0.75s | 1.5%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 388 | Cary Chen | 49.04 | 10 | B: 48.29 (+0.75s | 1.5%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | ||
| 389 | Benjamin Foster | 49.05 | 9 | B: 48.29 (+0.76s | 1.5%) | Neptune Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | ||
| 390 | Braden Saporsantos | 49.11 | 10 | B: 48.29 (+0.82s | 1.7%) | East Bay Silver Dolphins | 12/14/2024 | Richard Thorntorn Memorial Meet SCY CBBB+ | ||
| 391 | Matvey Molchanov | 49.17 | 10 | B: 48.29 (+0.88s | 1.8%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | ||
| 392 | Zander Flores | 49.19 | 8 | B: 48.29 (+0.90s | 1.8%) | Alameda Gators | 01/10/2026 | Pleasanton Seahawks SCY C B BB+ Meet | ||
| 393 | League Anakata | 49.19 | 10 | B: 48.29 (+0.90s | 1.8%) | Alameda Gators | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | ||
| 394 | Leo Yetim | 49.22 | 9 | B: 48.29 (+0.93s | 1.9%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 395 | Christopher Rasmuson | 49.24 | 9 | B: 48.29 (+0.95s | 1.9%) | Bishop Swim Team | 08/02/2024 | High Country Short Course Championship | ||
| 396 | Lawrence Lan | 49.25 | 9 | B: 48.29 (+0.96s | 1.9%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 397 | Cody Darnell | 49.32 | 10 | B: 48.29 (+1.03s | 2.1%) | South Valley Makos | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | ||
| 398 | Benjamin Huang | 49.34 | 10 | B: 48.29 (+1.05s | 2.1%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 399 | Mateo Navarrete | 49.34 | 9 | B: 48.29 (+1.05s | 2.1%) | Sonoma Sea Dragons | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | ||
| 400 | Canaan Harris | 49.41 | 10 | B: 48.29 (+1.12s | 2.3%) | Sunnyvale Swim Club | 03/28/2026 | LAMV 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.