Western Zone Zone Boys 10 & under - 50 Y Back
These rankings show the swimmers' placement within their Zone.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 | Mahkoah Tanap | 40.58 | 10 | BB Min | A: 37.59 (+2.99s | 7.4%) | Quantum Waves Aquatics | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 552 | Lincoln Kelly | 40.59 | 10 | BB Min | A: 37.59 (+3.00s | 7.4%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 553 | Joshua Wheaton | 40.59 | 9 | BB Min | A: 37.59 (+3.00s | 7.4%) | Tualatin Hills Swim Club | 04/25/2025 | 2025 THSC April FNT | |
| 554 | Banyan Villagomez | 40.59 | 10 | BB Min | A: 37.59 (+3.00s | 7.4%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 555 | Connor Li | 40.59 | 9 | BB Min | A: 37.59 (+3.00s | 7.4%) | Pacific Dragons Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 556 | Cooper Dickie | 40.61 | 10 | BB Min | A: 37.59 (+3.02s | 7.4%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 557 | Emerson Vivion | 40.61 | 10 | BB Min | A: 37.59 (+3.02s | 7.4%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 558 | Nakai LaMere | 40.63 | 10 | BB Min | A: 37.59 (+3.04s | 7.5%) | Quicksilver Swimming | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 559 | Maxwell Yao | 40.63 | 9 | BB Min | A: 37.59 (+3.04s | 7.5%) | Gilroy Gators Swim Team | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 560 | Dylan Tian | 40.64 | 8 | BB Min | A: 37.59 (+3.05s | 7.5%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 561 | Roland Suida | 40.67 | 8 | BB Min | A: 37.59 (+3.08s | 7.6%) | Rogue Rapids | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 562 | Theodore Carpenter | 40.68 | 10 | BB Min | A: 37.59 (+3.09s | 7.6%) | COSA Swimming | 01/02/2026 | 2026 CO COSA New Year Open | |
| 563 | Leland Tsou | 40.68 | 9 | BB Min | A: 37.59 (+3.09s | 7.6%) | Paseo Aquatics Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 564 | Oliver Panofsky | 40.69 | 8 | BB Min | A: 37.59 (+3.10s | 7.6%) | Slo Swim Club Seahawks | 02/14/2025 | 2025 CCS SCY AGC | |
| 565 | Asher Young | 40.70 | 9 | BB Min | A: 37.59 (+3.11s | 7.6%) | Terrapins Swim Team | 07/26/2025 | Zone 2 Summer Championships | |
| 566 | Jacob Cardenas | 40.70 | 9 | BB Min | A: 37.59 (+3.11s | 7.6%) | Pacific Swim | 12/04/2025 | 2025 Holiday Swim Festival | |
| 567 | Ian Susanto | 40.71 | 9 | BB Min | A: 37.59 (+3.12s | 7.7%) | Legacy Aquatics | 12/05/2025 | 2025 Tualatin Hills Holiday Classic | |
| 568 | Brandon Son | 40.71 | 8 | BB Min | A: 37.59 (+3.12s | 7.7%) | Columbia River Swim Team | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 569 | Nicholas Mosendz | 40.72 | 9 | BB Min | A: 37.59 (+3.13s | 7.7%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 570 | Chayton Zhou | 40.74 | 9 | BB Min | A: 37.59 (+3.15s | 7.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 571 | Corey Tang | 40.76 | 10 | BB Min | A: 37.59 (+3.17s | 7.8%) | Unattached | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 572 | Henry Fredericks | 40.77 | 8 | BB Min | A: 37.59 (+3.18s | 7.8%) | COSA Swimming | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 573 | Oliver Tadday | 40.78 | 10 | BB Min | A: 37.59 (+3.19s | 7.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 574 | Tyler Mirasol | 40.80 | 9 | BB Min | A: 37.59 (+3.21s | 7.9%) | Quicksilver Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 575 | Leif Borg | 40.82 | 9 | BB Min | A: 37.59 (+3.23s | 7.9%) | Hillsboro Swim Team | 02/22/2025 | 2025 Arena Short Course 10 U Championships | |
| 576 | Noah Wu | 40.82 | 9 | BB Min | A: 37.59 (+3.23s | 7.9%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 577 | Calvin Warren | 40.82 | 10 | BB Min | A: 37.59 (+3.23s | 7.9%) | Hilltop Aquatic Swim Team | 06/25/2025 | 2025 UT HAST RWB Mini Meet | |
| 578 | Waleed Bachawaty | 40.83 | 10 | BB Min | A: 37.59 (+3.24s | 7.9%) | Woodbridge Swim Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 579 | Owen Richards | 40.83 | 9 | BB Min | A: 37.59 (+3.24s | 7.9%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 580 | Everett Philipps | 40.84 | 10 | BB Min | A: 37.59 (+3.25s | 8.0%) | Issaquah Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 581 | Arian Gavriljuk | 40.87 | 10 | BB Min | A: 37.59 (+3.28s | 8.0%) | Pro Swimming | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 582 | Holt Jorgensen | 40.88 | 8 | BB Min | A: 37.59 (+3.29s | 8.0%) | Dart Swimming | 11/08/2025 | Folsom Classic 2025 | |
| 583 | Calvin Larkin | 40.90 | 8 | BB Min | A: 37.59 (+3.31s | 8.1%) | Bend Swim Club | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 584 | Samuel Evanovich | 40.91 | 9 | BB Min | A: 37.59 (+3.32s | 8.1%) | Academy Swim Club | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 585 | Scott Li | 40.92 | 9 | BB Min | A: 37.59 (+3.33s | 8.1%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 586 | Christopher Chatham | 40.93 | 10 | BB Min | A: 37.59 (+3.34s | 8.2%) | Hillsboro Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 587 | Benjamin Herbreteau | 40.93 | 9 | BB Min | A: 37.59 (+3.34s | 8.2%) | Lake Oswego Swim Club | 01/18/2025 | 2025 Thunderbolt Round Robin Invitational | |
| 588 | Travis Sullivan | 40.94 | 9 | BB Min | A: 37.59 (+3.35s | 8.2%) | Mission Valley YMCA | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 589 | Levi Garay | 40.94 | 10 | BB Min | A: 37.59 (+3.35s | 8.2%) | Fontana Aquatics Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 590 | Neo Perera | 40.95 | 10 | BB Min | A: 37.59 (+3.36s | 8.2%) | Los Altos Mountain View Aquati | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 591 | Jacob Chen | 40.95 | 9 | BB Min | A: 37.59 (+3.36s | 8.2%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 592 | Kais Esmail | 40.98 | 9 | BB Min | A: 37.59 (+3.39s | 8.3%) | Bellingham Bay Swim Team | 01/24/2026 | 2026 PN BBST Aly Fell Memorial Approved | |
| 593 | Charlie Sundberg | 41.01 | 10 | BB Min | A: 37.59 (+3.42s | 8.3%) | Univ. of Denver Hilltoppers | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 594 | Yeim Jung | 41.01 | 10 | BB Min | A: 37.59 (+3.42s | 8.3%) | Wave Aquatics | 12/12/2025 | 2025 PN 14 Under Short Course Champs APPROVED | |
| 595 | Carter Beckman | 41.03 | 10 | BB Min | A: 37.59 (+3.44s | 8.4%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 596 | Alexander Chung | 41.03 | 10 | BB Min | A: 37.59 (+3.44s | 8.4%) | Palo Alto Stanford Aquatics | 07/20/2025 | 2025 PASA Summer Palooza | |
| 597 | Benjamin Barco | 41.04 | 9 | BB Min | A: 37.59 (+3.45s | 8.4%) | Portland Aquatic Club | 10/17/2025 | 2025 THSC Fall Open | |
| 598 | Beau Jakubowski | 41.05 | 8 | BB Min | A: 37.59 (+3.46s | 8.4%) | Aces Swim Club | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 599 | Vaughn Jacob | 41.07 | 10 | BB Min | A: 37.59 (+3.48s | 8.5%) | Mount Hood Aquatics | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 600 | Ali Abolfadl | 41.08 | 9 | BB Min | A: 37.59 (+3.49s | 8.5%) | Olympic Cascade Aquatics | 10/18/2025 | 2025 PN VAST Fall Classic | |
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.