Western Zone Zone Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Gavin Osterman | 47.11 | 10 | BB Min | A: 42.09 (+5.02s | 10.7%) | Excel Aquatics | 10/23/2026 | 2026 Pumpkin Spice Splash | |
| 502 | Lucas Xue | 47.12 | 10 | BB Min | A: 42.09 (+5.03s | 10.7%) | Unattached | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 503 | Keller Kirkpatrick | 47.13 | 9 | BB Min | A: 42.09 (+5.04s | 10.7%) | Lake Oswego Swim Club | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 504 | Oliver Song Zhang | 47.14 | 10 | BB Min | A: 42.09 (+5.05s | 10.7%) | West Coast Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 505 | Adrian Williams | 47.15 | 9 | BB Min | A: 42.09 (+5.06s | 10.7%) | Piranha Swimming | 10/09/2026 | VJO S Sprint For The Golden Ticket 2026 C | |
| 506 | Guillermo Dinares Cardenal | 47.17 | 9 | BB Min | A: 42.09 (+5.08s | 10.8%) | Vashon Seals Swim Team | 10/24/2026 | 2026 PN TAC Fall Thunderbird Open Approved | |
| 507 | Lucas Fleck | 47.22 | 10 | BB Min | A: 42.09 (+5.13s | 10.9%) | AC Swim Club | 10/03/2026 | Neptune Swimming Fall Classic | |
| 508 | Henry Huang | 47.23 | 10 | BB Min | A: 42.09 (+5.14s | 10.9%) | Daly City Dolphins | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 509 | Harrison Tian | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 510 | Eric Hu | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 511 | Nikshay Chandrasekar | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Bayclub Aquatic Swim Team | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 512 | Talan Zimmerman | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Kona Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 513 | Platon Smirnov | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Sunnyvale Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 514 | George Gray | 47.30 | 10 | BB Min | A: 42.09 (+5.21s | 11.0%) | Portland Aquatic Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 515 | Aleksander Zuev | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 516 | Rory Lan | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | DeAnza Cupertino Aquatics | 10/03/2026 | 2026 De Anza Cupertino Aquatics SC CBA Meet | |
| 517 | Donovan Di Loreto | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Carson Tigersharks | 07/31/2026 | 2026 High Country Short Course Championship | |
| 518 | Clarence Lee | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Daly City Dolphins | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 519 | Vivaan Agarwal | 47.32 | 9 | BB Min | A: 42.09 (+5.23s | 11.1%) | Wave Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 520 | Zachary Chen | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Sierra Marlins Swim Team | 09/26/2026 | 2026 CCA Spook Tacular | |
| 521 | Finneran Chen | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Samena Club Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 522 | Johannes Davide | 47.35 | 10 | BB Min | A: 42.09 (+5.26s | 11.1%) | Issaquah Swim Team | 09/26/2026 | 2026 PN IST Sockeye Sprints Approved | |
| 523 | Qifan Gong | 47.36 | 9 | BB Min | A: 42.09 (+5.27s | 11.1%) | Bellevue Club Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 524 | Theodore Cook | 47.37 | 9 | BB Min | A: 42.09 (+5.28s | 11.1%) | SlipStream Aquatics | 10/09/2026 | 2026 CO Gian Luc Jordan Open | |
| 525 | Miles Edwards | 47.38 | 9 | BB Min | A: 42.09 (+5.29s | 11.2%) | Excel Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 526 | Jacob Ahnen | 47.38 | 9 | BB Min | A: 42.09 (+5.29s | 11.2%) | Denver Swim Academy | 10/10/2026 | 2026 CO FST Swim Pink | |
| 527 | Kingston Walls | 47.38 | 9 | BB Min | A: 42.09 (+5.29s | 11.2%) | Walnut Creek Aquabears | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 528 | Brodi Todd | 47.38 | 10 | BB Min | A: 42.09 (+5.29s | 11.2%) | Excel Aquatics | 10/23/2026 | 2026 Pumpkin Spice Splash | |
| 529 | Sebastian Lam | 47.38 | 9 | BB Min | A: 42.09 (+5.29s | 11.2%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 530 | Vivaan Jagadish | 47.39 | 10 | BB Min | A: 42.09 (+5.30s | 11.2%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 531 | Savelii Eliseev | 47.41 | 9 | BB Min | A: 42.09 (+5.32s | 11.2%) | Mission Aurora Colorado Swimmi | 10/16/2026 | 2026 CO MACS Fall Invitational | |
| 532 | Ethan Park | 47.43 | 9 | BB Min | A: 42.09 (+5.34s | 11.3%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 533 | Milo Chan | 47.43 | 10 | BB Min | A: 42.09 (+5.34s | 11.3%) | Seattle Metropolitan Aquatic C | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 534 | Nixon Lo | 47.44 | 9 | BB Min | A: 42.09 (+5.35s | 11.3%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 535 | Everest Orwick | 47.44 | 10 | BB Min | A: 42.09 (+5.35s | 11.3%) | Team Eugene Aquatics | 08/01/2026 | 2026 Mallard Nation Invitational | |
| 536 | James Covey | 47.44 | 8 | BB Min | A: 42.09 (+5.35s | 11.3%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 537 | Maxen Cao | 47.45 | 10 | BB Min | A: 42.09 (+5.36s | 11.3%) | Otter Swim Club | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | |
| 538 | Adam Alkhayru | 47.45 | 9 | BB Min | A: 42.09 (+5.36s | 11.3%) | Reno Aquatic Club | 07/31/2026 | 2026 High Country Short Course Championship | |
| 539 | Otis Brown | 47.45 | 9 | BB Min | A: 42.09 (+5.36s | 11.3%) | Bainbridge Island Swim Club | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 540 | Eli Chu | 47.45 | 10 | BB Min | A: 42.09 (+5.36s | 11.3%) | East Bay Bat Rays | 10/10/2026 | SRVA SC C B BB+ Meet | |
| 541 | Hayk Asatryan | 47.45 | 10 | BB Min | A: 42.09 (+5.36s | 11.3%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 542 | David Renko | 47.46 | 9 | BB Min | A: 42.09 (+5.37s | 11.3%) | Wasatch Front Fish Market | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 543 | Kaimana Zablan | 47.47 | 10 | BB Min | A: 42.09 (+5.38s | 11.3%) | Waikoloa Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 544 | Griffin Ketchen | 47.49 | 9 | BB Min | A: 42.09 (+5.40s | 11.4%) | Iolani Swim Club | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 545 | Neal Hiuga | 47.50 | 10 | BB Min | A: 42.09 (+5.41s | 11.4%) | California Gold | 10/17/2026 | Pumpkin Meet, Oct 2026 | |
| 546 | Tyler Mirasol | 47.51 | 9 | BB Min | A: 42.09 (+5.42s | 11.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 547 | Ian Lee | 47.53 | 8 | BB Min | A: 42.09 (+5.44s | 11.4%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 548 | Reean Shen | 47.53 | 10 | BB Min | A: 42.09 (+5.44s | 11.4%) | Bayclub Aquatic Swim Team | 09/25/2026 | 2026 BAST Season Kick Off Sprint Approved | |
| 549 | Henry Fredericks | 47.54 | 9 | BB Min | A: 42.09 (+5.45s | 11.5%) | COSA Swimming | 04/25/2026 | 2026 CO COSA Spring SC Kick Off | |
| 550 | Lance Coyne | 47.55 | 9 | BB Min | A: 42.09 (+5.46s | 11.5%) | Mission Aurora Colorado Swimmi | 10/16/2026 | 2026 CO MACS Fall Invitational | |
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.