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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Elio Amelin | 50.19 | 9 | B: 48.29 (+1.90s | 3.8%) | Palo Alto Stanford Aquatics | 10/05/2024 | 2024 DACA CBA SC Meet | ||
| 552 | Dean Wu | 50.23 | 7 | B: 48.29 (+1.94s | 3.9%) | Burlingame Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 553 | Ansel Sheehy | 50.29 | 7 | B: 48.29 (+2.00s | 4.0%) | Ladera Oaks | 11/16/2024 | 2024 DACA SC CBA Meet | ||
| 554 | Lucas Oh | 50.35 | 10 | B: 48.29 (+2.06s | 4.1%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 555 | Yash Miyan | 50.35 | 10 | B: 48.29 (+2.06s | 4.1%) | South Valley Stingrays | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 556 | Miles Tseung | 50.39 | 10 | B: 48.29 (+2.10s | 4.2%) | San Ramon Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 557 | Jack Herson | 50.42 | 9 | B: 48.29 (+2.13s | 4.2%) | Albany Armada Aquatics | 02/07/2026 | 2026 PSL Super Finals Invitational | ||
| 558 | Aaron Xue | 50.43 | 9 | B: 48.29 (+2.14s | 4.2%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 559 | Cesar Bautista | 50.50 | 9 | B: 48.29 (+2.21s | 4.4%) | Napa Valley Swim Team | 10/19/2024 | Pumpkin Plunge Invitational | ||
| 560 | Marcus Chistol | 50.54 | 8 | B: 48.29 (+2.25s | 4.5%) | Livermore AquaCowboys | 12/14/2024 | Richard Thorntorn Memorial Meet SCY CBBB+ | ||
| 561 | Diego Pisoni | 50.56 | 8 | B: 48.29 (+2.27s | 4.5%) | Neptune Swimming | 09/27/2025 | Neptune Swimming Fall Classic | ||
| 562 | Eric Arnold | 50.58 | 8 | B: 48.29 (+2.29s | 4.5%) | Piranha Swimming | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | ||
| 563 | Logan Shen | 50.59 | 9 | B: 48.29 (+2.30s | 4.5%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 564 | Sutton Hopelain | 50.63 | 9 | B: 48.29 (+2.34s | 4.6%) | Bay Club Panthers | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 565 | Chior Prange | 50.65 | 10 | B: 48.29 (+2.36s | 4.7%) | Bishop Swim Team | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 566 | Weston Jaegers | 50.67 | 10 | B: 48.29 (+2.38s | 4.7%) | Mlst | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 567 | Will Wu | 50.71 | 10 | B: 48.29 (+2.42s | 4.8%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 568 | August Loening | 50.75 | 7 | B: 48.29 (+2.46s | 4.8%) | Daly City Dolphins | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 569 | Lewin Xie | 50.79 | 8 | B: 48.29 (+2.50s | 4.9%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 570 | Brandon Leung | 50.81 | 10 | B: 48.29 (+2.52s | 5.0%) | Sunnyvale Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 571 | Luke Wieser | 50.84 | 10 | B: 48.29 (+2.55s | 5.0%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | ||
| 572 | Avyay Deshaboina | 50.93 | 10 | B: 48.29 (+2.64s | 5.2%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 573 | Reece Kau | 50.96 | 10 | B: 48.29 (+2.67s | 5.2%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 574 | Carter Lee | 50.97 | 10 | B: 48.29 (+2.68s | 5.3%) | Daly City Dolphins | 10/11/2025 | SSF October Splash C B A+ Meet | ||
| 575 | Sam Zhang | 50.99 | 8 | B: 48.29 (+2.70s | 5.3%) | Otter Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 576 | Matthias Einhorn | 50.99 | 10 | B: 48.29 (+2.70s | 5.3%) | Reno Aquatic Club | 01/17/2025 | 2025 Blizzard Blast Swim Meet | ||
| 577 | Evan Chang | 51.00 | 9 | B: 48.29 (+2.71s | 5.3%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 578 | Wesley Albright | 51.00 | 8 | B: 48.29 (+2.71s | 5.3%) | Reno Aquatic Club | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 579 | Liam Koppy | 51.01 | 9 | B: 48.29 (+2.72s | 5.3%) | Piranha Swimming | 03/22/2025 | PC PRNA CBA+ Spring Surge Swim To Win | ||
| 580 | Marcus Kulyavtsev | 51.05 | 8 | B: 48.29 (+2.76s | 5.4%) | Vallejo Aquatic Club | 11/08/2025 | TCA PC November SC C B A+ | ||
| 581 | Noah Antuna | 51.06 | 10 | B: 48.29 (+2.77s | 5.4%) | Piedmont Swim Team | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | ||
| 582 | Owen Choi | 51.11 | 9 | B: 48.29 (+2.82s | 5.5%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 583 | Vedant Tomar | 51.12 | 8 | B: 48.29 (+2.83s | 5.5%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | ||
| 584 | Varun Rao | 51.13 | 10 | B: 48.29 (+2.84s | 5.6%) | Bay Club Panthers | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 585 | Aaron Yao | 51.18 | 9 | B: 48.29 (+2.89s | 5.6%) | Unattached | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 586 | Andrew Arbatsky | 51.19 | 10 | B: 48.29 (+2.90s | 5.7%) | Pacifica Sea Lions | 10/11/2025 | SSF October Splash C B A+ Meet | ||
| 587 | Oliver Chen | 51.24 | 9 | B: 48.29 (+2.95s | 5.8%) | South Valley Stingrays | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | ||
| 588 | Kirk Dumars Kelsey | 51.25 | 9 | B: 48.29 (+2.96s | 5.8%) | Mendocino Coast Sea Dragons | 11/23/2024 | Thankswimming Classic 2024 | ||
| 589 | Vedh Tekur | 51.28 | 9 | B: 48.29 (+2.99s | 5.8%) | Otter Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 590 | Joshua Thomas | 51.31 | 9 | B: 48.29 (+3.02s | 5.9%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | ||
| 591 | Ivan Hu | 51.36 | 7 | B: 48.29 (+3.07s | 6.0%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 592 | Leo Fuentes | 51.42 | 8 | B: 48.29 (+3.13s | 6.1%) | Reno Aquatic Club | 03/15/2025 | 2025 NNA Age Group Open | ||
| 593 | Mark Molochko | 51.44 | 8 | B: 48.29 (+3.15s | 6.1%) | San Ramon Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 594 | Reef McDonald | 51.48 | 10 | B: 48.29 (+3.19s | 6.2%) | Burlingame Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 595 | Cass Jacobson | 51.53 | 8 | B: 48.29 (+3.24s | 6.3%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 596 | Connor Watts | 51.53 | 9 | B: 48.29 (+3.24s | 6.3%) | Scott Valley Sea Serpents | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | ||
| 597 | Alexander Aksyonov | 51.57 | 9 | B: 48.29 (+3.28s | 6.4%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | ||
| 598 | Bryce Nichols | 51.57 | 9 | B: 48.29 (+3.28s | 6.4%) | Lost Coast Aquatics Foundation | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 599 | Joshua Niswonger | 51.58 | 9 | B: 48.29 (+3.29s | 6.4%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 600 | Zackary Chuck | 51.60 | 8 | B: 48.29 (+3.31s | 6.4%) | Boys & Girls Club of SF | 09/30/2023 | South San Francisco 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.