Western Zone Zone Boys 10 & under - 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Noah Jagdev | 52.32 | 9 | B Min | BB: 49.29 (+3.03s | 5.8%) | San Ramon Valley Aquatics | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 602 | Neeson Ayers | 52.32 | 7 | B Min | BB: 49.29 (+3.03s | 5.8%) | Pikes Peak Athletics | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 603 | Lev Gishizky | 52.33 | 8 | B Min | BB: 49.29 (+3.04s | 5.8%) | Waves Aquatics Napa Valley | 06/22/2024 | NVST S LAST CHANCE JO SUMMER PLUNGE | |
| 604 | Jaafar Lahmidi | 52.33 | 9 | B Min | BB: 49.29 (+3.04s | 5.8%) | Foothills Swim Team | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | |
| 605 | Solan Bernhardt | 52.33 | 10 | B Min | BB: 49.29 (+3.04s | 5.8%) | Salida Cyclones | 06/27/2025 | 2025 CO Alicia Leavitt Memorial Open | |
| 606 | Paxton Padilla | 52.34 | 8 | B Min | BB: 49.29 (+3.05s | 5.8%) | Pueblo County Swim Team | 07/18/2025 | 2025 CO Rocky Ford Blue Marlins Invitational | |
| 607 | Lawson Tenfjord | 52.35 | 9 | B Min | BB: 49.29 (+3.06s | 5.8%) | Highlands Ranch Aquatics | 06/19/2025 | 2025 CO ACES Summer Invite | |
| 608 | Olyn Nelson | 52.36 | 9 | B Min | BB: 49.29 (+3.07s | 5.9%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 609 | Muyang He | 52.36 | 7 | B Min | BB: 49.29 (+3.07s | 5.9%) | Santa Clara Swim Club | 05/17/2024 | Quicksilver Swimming Zone 1S LCM C B A+ Meet | |
| 610 | Tommy Yount | 52.38 | 10 | B Min | BB: 49.29 (+3.09s | 5.9%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 611 | Lucas Umaniuc | 52.41 | 8 | B Min | BB: 49.29 (+3.12s | 6.0%) | Walnut Creek Aquabears | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 612 | Norne Fang | 52.41 | 7 | B Min | BB: 49.29 (+3.12s | 6.0%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 613 | Watson She | 52.45 | 9 | B Min | BB: 49.29 (+3.16s | 6.0%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 614 | Marcus England | 52.49 | 9 | B Min | BB: 49.29 (+3.20s | 6.1%) | Sawtooth Aquatic Club | 05/16/2025 | 2025 Spring Fling LC Invitational | |
| 615 | Killian Mann | 52.50 | 8 | B Min | BB: 49.29 (+3.21s | 6.1%) | Olympic Cascade Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 616 | Clyde Hanna | 52.54 | 9 | B Min | BB: 49.29 (+3.25s | 6.2%) | Lake Oswego Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 617 | Jackson Jensen | 52.55 | 8 | B Min | BB: 49.29 (+3.26s | 6.2%) | Valley Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 618 | Luke Lim | 52.57 | 9 | B Min | BB: 49.29 (+3.28s | 6.2%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 619 | Harry Zang | 52.59 | 10 | B Min | BB: 49.29 (+3.30s | 6.3%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 620 | Easton Fairbank | 52.60 | 7 | B Min | BB: 49.29 (+3.31s | 6.3%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 621 | Dax Nisenbaum | 52.62 | 9 | B Min | BB: 49.29 (+3.33s | 6.3%) | Hills Hurricane Swimming | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 622 | Ian Webster | 52.63 | 9 | B Min | BB: 49.29 (+3.34s | 6.3%) | Columbia River Swim Team | 06/07/2025 | 2025 OR CRST Summer Blast 2 | |
| 623 | Colt Rodeheaver | 52.63 | 8 | B Min | BB: 49.29 (+3.34s | 6.3%) | Seattle Metropolitan Aquatic C | 05/29/2025 | 2025 IE VS Apple Capital | |
| 624 | Callum Gillilan | 52.63 | 9 | B Min | BB: 49.29 (+3.34s | 6.3%) | Fort Collins Area Swim Team | 04/25/2025 | 2025 CO FAST Spring Splash LC Open | |
| 625 | Arz Abu Raya | 52.64 | 7 | B Min | BB: 49.29 (+3.35s | 6.4%) | Unattached | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 626 | Liam Larson | 52.67 | 8 | B Min | BB: 49.29 (+3.38s | 6.4%) | Pacific Swim | 04/25/2025 | 2025 SI Pacific Swim A BB LCM Group A | |
| 627 | Jackson Guttridge | 52.67 | 10 | B Min | BB: 49.29 (+3.38s | 6.4%) | Apex | 07/19/2025 | Apex Intrasquad 3 | |
| 628 | Yunhan Song | 52.69 | 8 | B Min | BB: 49.29 (+3.40s | 6.5%) | Eastside Aquatic Swim Team | 04/25/2025 | 2025 PN KING Spring Derby | |
| 629 | Adam Ma | 52.69 | 9 | B Min | BB: 49.29 (+3.40s | 6.5%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 630 | Declan Reilly | 52.69 | 10 | B Min | BB: 49.29 (+3.40s | 6.5%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 631 | Jasper Timmons | 52.71 | 10 | B Min | BB: 49.29 (+3.42s | 6.5%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 632 | Austin Dunn | 52.72 | 9 | B Min | BB: 49.29 (+3.43s | 6.5%) | Streamliner Aquatics | 07/18/2025 | 2025 LCM Summer Championships | |
| 633 | Anderson Moy | 52.76 | 10 | B Min | BB: 49.29 (+3.47s | 6.6%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 634 | Lincoln Sparhawk | 52.78 | 8 | B Min | BB: 49.29 (+3.49s | 6.6%) | Burlingame Aquatics | 05/18/2024 | Alto May Cray Invitational | |
| 635 | Jose Ramos Morales | 52.79 | 8 | B Min | BB: 49.29 (+3.50s | 6.6%) | Denver Triton Swim Team | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 636 | Wyatt Anderson | 52.79 | 7 | B Min | BB: 49.29 (+3.50s | 6.6%) | Jcc Jellyfish Club | 04/12/2024 | WFFM LC Kickoff 2024 | |
| 637 | Allister Georgiou | 52.80 | 9 | B Min | BB: 49.29 (+3.51s | 6.6%) | McGrath Marlins Swim Team | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 638 | Jeffrey Lou | 52.80 | 8 | B Min | BB: 49.29 (+3.51s | 6.6%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 639 | Nolan Hathaway | 52.80 | 10 | B Min | BB: 49.29 (+3.51s | 6.6%) | Gold\\\\\\'s Aquatics Club (Camas) | 08/02/2025 | GACC 2025 End Of Season Meet | |
| 640 | Ryan Khalili | 52.82 | 9 | B Min | BB: 49.29 (+3.53s | 6.7%) | Highlands Ranch Aquatics | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 641 | David Zhang | 52.84 | 9 | B Min | BB: 49.29 (+3.55s | 6.7%) | Pacific Dragons Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 642 | Matthew Kosov | 52.84 | 8 | B Min | BB: 49.29 (+3.55s | 6.7%) | Bay Club Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 643 | Jay Dai | 52.86 | 9 | B Min | BB: 49.29 (+3.57s | 6.8%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 644 | Chance Tan-Nelson | 52.86 | 9 | B Min | BB: 49.29 (+3.57s | 6.8%) | West Coast Aquatics | 04/25/2025 | 2025 PN KING Spring Derby | |
| 645 | Nathanael Richards | 52.87 | 8 | B Min | BB: 49.29 (+3.58s | 6.8%) | Coeur D\\\\\\'alene Area Swim Team | 04/26/2025 | 2025 SWAT Spring Fling | |
| 646 | Nikshay Chandrasekar | 52.89 | 8 | B Min | BB: 49.29 (+3.60s | 6.8%) | Pro Swimming | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 647 | Kyle Wong | 52.90 | 8 | B Min | BB: 49.29 (+3.61s | 6.8%) | Albany Armada Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 648 | Levi Bowen | 52.91 | 9 | B Min | BB: 49.29 (+3.62s | 6.8%) | Portneuf Valley Swim Team | 07/18/2025 | 2025 LCM Summer Championships | |
| 649 | Mark Babcock | 52.91 | 10 | B Min | BB: 49.29 (+3.62s | 6.8%) | Neptune Swimming | 05/17/2025 | Neptune Swimming May Long Course Meet | |
| 650 | Wyatt Christopherson | 52.92 | 9 | B Min | BB: 49.29 (+3.63s | 6.9%) | Tillamook YMCA Sharks | 11/14/2025 | Pumpkin Sprint Meet 2025 | |
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.