Western Zone Zone Boys 11-12 - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Justin Chaney | 39.02 | 12 | BB Min | A: 37.69 (+1.33s | 3.4%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 402 | Artem Vovk | 39.02 | 12 | BB Min | A: 37.69 (+1.33s | 3.4%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 403 | Austin Berkstresser | 39.05 | 12 | BB Min | A: 37.69 (+1.36s | 3.5%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 404 | Eric Ma | 39.06 | 11 | BB Min | A: 37.69 (+1.37s | 3.5%) | Monterey Park Manta Rays | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 405 | Thomas Iki | 39.06 | 12 | BB Min | A: 37.69 (+1.37s | 3.5%) | Beaverton Area Aquatics Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 406 | Arnav Singh | 39.15 | 12 | BB Min | A: 37.69 (+1.46s | 3.7%) | Tualatin Hills Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 407 | Ethan Muzzarelli | 39.15 | 12 | BB Min | A: 37.69 (+1.46s | 3.7%) | Woodbridge Swim Team | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 408 | Peter Tsvetkov | 39.16 | 12 | BB Min | A: 37.69 (+1.47s | 3.8%) | Hydro Aquatics Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 409 | Thomas Larkin | 39.18 | 11 | BB Min | A: 37.69 (+1.49s | 3.8%) | North Coast Aquatics | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 410 | Yaroslav Danylchenko | 39.18 | 11 | BB Min | A: 37.69 (+1.49s | 3.8%) | Cascade Swim Club | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 411 | Ezra Beyer | 39.20 | 12 | BB Min | A: 37.69 (+1.51s | 3.9%) | Swim Dogs | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 412 | George Bruce | 39.21 | 12 | BB Min | A: 37.69 (+1.52s | 3.9%) | Palo Alto Stanford Aquatics | 07/11/2025 | 2025 Age Group Championships | |
| 413 | Jason Feng | 39.21 | 11 | BB Min | A: 37.69 (+1.52s | 3.9%) | Boys & Girls Club of SF | 06/12/2026 | BAC Long Course | |
| 414 | Kenshin Yokoyama | 39.23 | 11 | BB Min | A: 37.69 (+1.54s | 3.9%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 415 | Ronel Acot | 39.25 | 11 | BB Min | A: 37.69 (+1.56s | 4.0%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 416 | Zachary Trojan | 39.26 | 12 | BB Min | A: 37.69 (+1.57s | 4.0%) | Team Eugene Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 417 | Miles Schader | 39.27 | 12 | BB Min | A: 37.69 (+1.58s | 4.0%) | Quicksilver Swimming | 06/11/2026 | 2026 SCS June AG Invite | |
| 418 | Zichen Hu | 39.27 | 12 | BB Min | A: 37.69 (+1.58s | 4.0%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 419 | Jett Stevens | 39.28 | 12 | BB Min | A: 37.69 (+1.59s | 4.0%) | Maui Swim Club | 05/23/2026 | 50th Annual Coach Soichi Sakamoto Invitationa | |
| 420 | Dylan Coyne | 39.28 | 12 | BB Min | A: 37.69 (+1.59s | 4.0%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 421 | Tiege Jensen | 39.29 | 11 | BB Min | A: 37.69 (+1.60s | 4.1%) | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 422 | Garett Wailes | 39.30 | 12 | BB Min | A: 37.69 (+1.61s | 4.1%) | Foothills Swim Team | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 423 | James Tosta | 39.31 | 11 | BB Min | A: 37.69 (+1.62s | 4.1%) | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 424 | Nathan Wang | 39.31 | 12 | BB Min | A: 37.69 (+1.62s | 4.1%) | Swim Team of Placentia | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 425 | Maxwell Dean | 39.31 | 10 | BB Min | A: 37.69 (+1.62s | 4.1%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 426 | Yicheng Wang | 39.31 | 11 | BB Min | A: 37.69 (+1.62s | 4.1%) | Aquazot Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 427 | Aaron Cho | 39.31 | 11 | BB Min | A: 37.69 (+1.62s | 4.1%) | Blast Sharks | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 428 | Aldo Castorena | 39.31 | 12 | BB Min | A: 37.69 (+1.62s | 4.1%) | Manta Ray Aquatics | 05/23/2026 | 2026 SI HSA 2 All Ages NTS May 23 24 | |
| 429 | Brian Liang | 39.31 | 12 | BB Min | A: 37.69 (+1.62s | 4.1%) | Blue Dolphin Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 430 | Allen Chen | 39.31 | 11 | BB Min | A: 37.69 (+1.62s | 4.1%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 431 | Xuanhao Gao | 39.32 | 12 | BB Min | A: 37.69 (+1.63s | 4.1%) | Pacific Dragons Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 432 | Kai Kennedy | 39.33 | 11 | BB Min | A: 37.69 (+1.64s | 4.2%) | Academy Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 433 | Edmund Bao | 39.34 | 12 | BB Min | A: 37.69 (+1.65s | 4.2%) | Pacific Dragons Swim Team | 07/23/2026 | 2026 PN 12 U Long Course Championships Appro | |
| 434 | Emmett Adams | 39.35 | 11 | BB Min | A: 37.69 (+1.66s | 4.2%) | Reno Aquatic Club | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 435 | Eli Shapiro | 39.35 | 11 | BB Min | A: 37.69 (+1.66s | 4.2%) | Lakeridge Swim Team | 06/19/2026 | Reno Aquatic Club Gamble | |
| 436 | Greyson Calliham | 39.40 | 12 | BB Min | A: 37.69 (+1.71s | 4.3%) | Loveland Swim Club | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 437 | Griffin Lin | 39.40 | 12 | BB Min | A: 37.69 (+1.71s | 4.3%) | Swim Kauai Aquatics | 06/13/2024 | 2024 CA SCS CANY June Age Group Invite | |
| 438 | Calvin San Pedro | 39.41 | 12 | BB Min | A: 37.69 (+1.72s | 4.4%) | South Bay Aquatics | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 439 | Henry Brehm | 39.41 | 12 | BB Min | A: 37.69 (+1.72s | 4.4%) | COSA Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 440 | Julian Cruz | 39.43 | 12 | BB Min | A: 37.69 (+1.74s | 4.4%) | Class Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 441 | Kevin Gharib | 39.45 | 10 | BB Min | A: 37.69 (+1.76s | 4.5%) | Team Swim Los Angeles | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 442 | Wyatt Reid | 39.45 | 12 | BB Min | A: 37.69 (+1.76s | 4.5%) | Bellingham Bay Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 443 | Drake Perry | 39.46 | 12 | BB Min | A: 37.69 (+1.77s | 4.5%) | Cascade Swim Club | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 444 | David Zhou | 39.47 | 12 | BB Min | A: 37.69 (+1.78s | 4.5%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 445 | Wesley Ho | 39.48 | 11 | BB Min | A: 37.69 (+1.79s | 4.5%) | Aspire Aquatics of Colorado | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 446 | Collin Zhang | 39.48 | 12 | BB Min | A: 37.69 (+1.79s | 4.5%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 447 | Lucas Crank | 39.50 | 12 | BB Min | A: 37.69 (+1.81s | 4.6%) | Rancho San Dieguito | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | |
| 448 | Jaxon Mondragon | 39.50 | 11 | BB Min | A: 37.69 (+1.81s | 4.6%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 449 | Riley Berg | 39.51 | 12 | BB Min | A: 37.69 (+1.82s | 4.6%) | Legacy Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 450 | Ryley Robinson | 39.51 | 12 | BB Min | A: 37.69 (+1.82s | 4.6%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
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.