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 | |
|---|---|---|---|---|---|---|---|---|---|
| 451 | Alex Zhong | 48.03 | 7 | B Min | BB: 42.89 (+5.14s | 10.7%) | Santa Clara Swim Club | 06/14/2025 | SCSC Blue Gold Block Party Meet June | |
| 452 | 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 | |
| 453 | Miles Jackson | 48.08 | 10 | B Min | BB: 42.89 (+5.19s | 10.8%) | YMCA Presidio Aquatics | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | |
| 454 | Makai Barraclough | 48.08 | 9 | B Min | BB: 42.89 (+5.19s | 10.8%) | Los Altos Mountain View Aquati | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 455 | Daniel Gerasimov | 48.10 | 8 | B Min | BB: 42.89 (+5.21s | 10.8%) | Los Gatos Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 456 | Dominic Angerami | 48.15 | 9 | B Min | BB: 42.89 (+5.26s | 10.9%) | San Francisco Seals Swim Team | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 457 | 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 | |
| 458 | Seungwoo Kwon | 48.24 | 9 | B Min | BB: 42.89 (+5.35s | 11.1%) | El Cerrito Gators | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | |
| 459 | Arjun Niranjan Shetty | 48.24 | 7 | B Min | BB: 42.89 (+5.35s | 11.1%) | South Valley Makos | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 460 | Jake Gehlert | 48.24 | 9 | B Min | BB: 42.89 (+5.35s | 11.1%) | Piedmont Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 461 | 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 | |
| 462 | Tomaso Pisegna | 48.31 | 9 | B: 48.29 (+0.02s | 0.0%) | South Valley Makos | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 463 | Ari Last | 48.32 | 8 | B: 48.29 (+0.03s | 0.1%) | Palo Alto Stanford Aquatics | 03/23/2024 | Los Altos Mountain View AC C B A+ | ||
| 464 | Riaan Chandak | 48.32 | 10 | B: 48.29 (+0.03s | 0.1%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 465 | Nicolas Pataky | 48.33 | 9 | B: 48.29 (+0.04s | 0.1%) | Palo Alto Stanford Aquatics | 10/05/2024 | 2024 DACA CBA SC Meet | ||
| 466 | Christopher Rasmuson | 48.36 | 8 | B: 48.29 (+0.07s | 0.1%) | Bishop Swim Team | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 467 | Elias Braginton | 48.40 | 7 | B: 48.29 (+0.11s | 0.2%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | ||
| 468 | Patrick Yuan | 48.41 | 9 | B: 48.29 (+0.12s | 0.2%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | ||
| 469 | Max Bookstein | 48.43 | 10 | B: 48.29 (+0.14s | 0.3%) | Otter Swim Club | 07/19/2025 | 2025 DACA SC CBA Meet | ||
| 470 | Arz Abu Raya | 48.44 | 7 | B: 48.29 (+0.15s | 0.3%) | Daly City Dolphins | 01/11/2025 | South San Francisco New Year Splash C B A+ | ||
| 471 | Jack Schubert | 48.48 | 8 | B: 48.29 (+0.19s | 0.4%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 472 | Dominic Molina | 48.49 | 10 | B: 48.29 (+0.20s | 0.4%) | Gilroy Gators Swim Team | 07/18/2025 | CVAL | ||
| 473 | Ryan Beaver | 48.49 | 9 | B: 48.29 (+0.20s | 0.4%) | Napa Valley Swim Team | 07/26/2025 | 2025 REAL Championships | ||
| 474 | Brian Chen | 48.51 | 10 | B: 48.29 (+0.22s | 0.5%) | Palo Alto Stanford Aquatics | 07/20/2025 | 2025 PASA Summer Palooza | ||
| 475 | Mountain Wang | 48.51 | 9 | B: 48.29 (+0.22s | 0.5%) | Neptune Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | ||
| 476 | 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 | ||
| 477 | Ryan Li | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 478 | Gavin Lowe | 48.64 | 10 | B: 48.29 (+0.35s | 0.7%) | Tri Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 479 | 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 | ||
| 480 | Beckett Rossi | 48.71 | 8 | B: 48.29 (+0.42s | 0.9%) | Bishop Swim Team | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 481 | Donovan Di Loreto | 48.73 | 9 | B: 48.29 (+0.44s | 0.9%) | Carson Tigersharks | 02/06/2026 | 2026 Valentines Day Age Group Open | ||
| 482 | Arthur Viray | 48.75 | 8 | B: 48.29 (+0.46s | 0.9%) | Daly City Dolphins | 03/22/2025 | PSL SC CBA+ Meet | ||
| 483 | Massimo Campagna | 48.75 | 9 | B: 48.29 (+0.46s | 0.9%) | Pacifica Sea Lions | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 484 | Bruce Asmega | 48.77 | 10 | B: 48.29 (+0.48s | 1.0%) | Pacifica Sea Lions | 10/11/2025 | SSF October Splash C B A+ Meet | ||
| 485 | Elijah Jacobs | 48.78 | 9 | B: 48.29 (+0.49s | 1.0%) | Crescent City Swim Club | 11/09/2024 | SCAT Open | ||
| 486 | 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 | ||
| 487 | Alex Hirata | 48.82 | 10 | B: 48.29 (+0.53s | 1.1%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 488 | Weston Jaegers | 48.83 | 9 | B: 48.29 (+0.54s | 1.1%) | Mlst | 08/02/2024 | High Country Short Course Championship | ||
| 489 | 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 | ||
| 490 | Lucas Fleck | 48.90 | 9 | B: 48.29 (+0.61s | 1.2%) | AC Swim Club | 11/08/2025 | TCA PC November SC C B A+ | ||
| 491 | Vincent Liu | 48.95 | 9 | B: 48.29 (+0.66s | 1.3%) | Daly City Dolphins | 09/21/2024 | South San Francisco C B A+ | ||
| 492 | Nolan Morrill | 48.97 | 9 | B: 48.29 (+0.68s | 1.4%) | South Valley Stingrays | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 493 | Andy Yu | 49.00 | 9 | B: 48.29 (+0.71s | 1.4%) | Burlingame Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 494 | 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 | ||
| 495 | Benjamin Foster | 49.05 | 9 | B: 48.29 (+0.76s | 1.5%) | Neptune Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | ||
| 496 | Insar Imyarov | 49.06 | 10 | B: 48.29 (+0.77s | 1.6%) | San Jose Goosemonkeys | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 497 | Ivan Hu | 49.10 | 8 | B: 48.29 (+0.81s | 1.6%) | Otter Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 498 | Braden Saporsantos | 49.11 | 9 | B: 48.29 (+0.82s | 1.7%) | East Bay Silver Dolphins | 12/14/2024 | Richard Thorntorn Memorial Meet SCY CBBB+ | ||
| 499 | Zander Flores | 49.19 | 7 | B: 48.29 (+0.90s | 1.8%) | Alameda Gators | 01/10/2026 | Pleasanton Seahawks SCY C B BB+ Meet | ||
| 500 | League Anakata | 49.19 | 9 | B: 48.29 (+0.90s | 1.8%) | Alameda Gators | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | ||
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.