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
651 Austin Pham 47.54 10 BB Min A: 42.09 (+5.45s | 11.5%) Foothills Swim Team 01/16/2026 2026 CO CUDA Classic
652 Eric Lie 47.55 10 BB Min A: 42.09 (+5.46s | 11.5%) Quicksilver Swimming 12/05/2025 Zone 1S Year End Age Group Champs Minus Meet
653 Kevin Zhang 47.55 9 BB Min A: 42.09 (+5.46s | 11.5%) Wave Aquatics 01/24/2026 2026 PN WAVE Winter Invitational Approved
654 Nicolas Etkin 47.55 10 BB Min A: 42.09 (+5.46s | 11.5%) Los Altos Mountain View Aquati 10/25/2025 2025 SUNN Fall Classic
655 Theodore Cook 47.58 8 BB Min A: 42.09 (+5.49s | 11.5%) SlipStream Aquatics 02/13/2026 2026 CO NJ Groundhog Invite
656 Evan Guan 47.59 10 BB Min A: 42.09 (+5.50s | 11.6%) Chinook Aquatic Club 11/22/2025 2025 PN November AGI Div 1 (PDST)
657 Gavin Johnston 47.59 9 BB Min A: 42.09 (+5.50s | 11.6%) Manta Ray Aquatics 01/31/2026 2026 SI HSA All Ages NTS Meet
658 Carter Hollingsworth 47.60 10 BB Min A: 42.09 (+5.51s | 11.6%) Castle Rock Swimming 01/16/2026 2026 Gabrielle Rose Tiger Classic
659 Adrian Williams 47.62 8 BB Min A: 42.09 (+5.53s | 11.6%) Piranha Swimming 11/08/2025 TCA PC November SC C B A+
660 Arthur Cahoy 47.64 9 BB Min A: 42.09 (+5.55s | 11.6%) Alto Swim Club 01/24/2026 2026 Zone 1 North Championships
661 Victor Nicks 47.64 10 BB Min A: 42.09 (+5.55s | 11.6%) Aces Swim Club 01/23/2026 2026 CO TOPS Colorado Open
662 Bryce Alpert 47.65 9 BB Min A: 42.09 (+5.56s | 11.7%) Aquazot Swim Club 12/12/2025 2025 CA SCS SCAT WAG
663 Samuel Ambrose 47.66 10 BB Min A: 42.09 (+5.57s | 11.7%) Cascade Swim Club 10/04/2025 2025 PN Cascade Fall Classic
664 Fedor Evstigneev 47.66 9 BB Min A: 42.09 (+5.57s | 11.7%) Santa Clara Swim Club 02/07/2026 Valley Splash Short Course C B A Meet
665 Lincoln Yrizarry 47.67 10 BB Min A: 42.09 (+5.58s | 11.7%) Iolani Swim Club 12/06/2025 45th Annual Ken Suenaga Invitational (SCY)
666 Jordan Dimaio 47.67 10 BB Min A: 42.09 (+5.58s | 11.7%) Otter Swim Club 10/11/2025 2025 DACA SC CBA Meet
667 Evan Tomizawa 47.70 10 B Min BB: 47.69 (+0.01s | 0.0%) Kamehameha Swim Club 10/25/2025 2025 HI 25th Annual Bill Smith Invitational
668 Kane Sperber 47.73 9 B Min BB: 47.69 (+0.04s | 0.1%) Pacific Swim 12/05/2025 2025 SI JBST Wag Max Meet
669 Felix Henaire 47.73 10 B Min BB: 47.69 (+0.04s | 0.1%) Wave Aquatics 11/22/2025 2025 PN Nov AGI, Division 2 (SMAC)
670 Jonathan Wen 47.73 10 B Min BB: 47.69 (+0.04s | 0.1%) Rancho San Dieguito 01/31/2026 2026 SBA All Ages NTS Meet
671 Wyatt White 47.74 10 B Min BB: 47.69 (+0.05s | 0.1%) Poseidon Aquatic Club 11/16/2025 2025 PN PAC Q Meet
672 Aemon Meenaghan 47.74 9 B Min BB: 47.69 (+0.05s | 0.1%) Team Eugene Aquatics 12/12/2025 2025 TEAM Winter Invitational
673 Derek Folk 47.74 9 B Min BB: 47.69 (+0.05s | 0.1%) Excel Aquatics 12/05/2025 2025 Beaman Toyota Meet Of Champs
674 Sachit Swaroop 47.74 10 B Min BB: 47.69 (+0.05s | 0.1%) DeAnza Cupertino Aquatics 10/25/2025 2025 SUNN Fall Classic
675 Braden Rees 47.74 10 B Min BB: 47.69 (+0.05s | 0.1%) Rogue Rapids 11/21/2025 2025 Rogue Rapids Sofia Marks Invitational
676 Arthur Dauletbaev 47.75 9 B Min BB: 47.69 (+0.06s | 0.1%) Wave Aquatics 01/24/2026 2026 PN WAVE Winter Invitational Approved
677 Felix Colburn 47.78 10 B Min BB: 47.69 (+0.09s | 0.2%) Piedmont Swim Team 05/18/2025 Montclair 14 Under Short Course Pentathlon
678 Isaac Marcuson 47.80 10 B Min BB: 47.69 (+0.11s | 0.2%) Aspire Aquatics of Colorado 02/13/2026 2026 CO NJ Groundhog Invite
679 Declan Wang 47.80 8 B Min BB: 47.69 (+0.11s | 0.2%) Fast Swim Team 02/16/2024 2024 CCS SCY AGC
680 Jayden Lu 47.81 10 B Min BB: 47.69 (+0.12s | 0.3%) Klg Sports Swim Team 12/12/2025 2025 CA GWSC Winter Age Group Invitational
681 Luca Desset 47.81 9 B Min BB: 47.69 (+0.12s | 0.3%) Kona Aquatics Club 11/08/2025 BIG ISLAND SWIMMING @ KCAC
682 Joshua Miao 47.81 9 B Min BB: 47.69 (+0.12s | 0.3%) Quicksilver Swimming 01/24/2025 2025 Brian Malick Memorial Z1S Championships
683 Zhencheng Xu 47.81 9 B Min BB: 47.69 (+0.12s | 0.3%) Alto Swim Club 12/19/2025 ALTO Candy Cane Classic
684 Ryan Song 47.82 8 B Min BB: 47.69 (+0.13s | 0.3%) Wasc 11/21/2025 2025 CA MVN Turkey Classic
685 Jonathan Chen 47.82 9 B Min BB: 47.69 (+0.13s | 0.3%) California Dolphins Swim Team 01/31/2026 Zone 2 Winter Championship Meet
686 William Fetter 47.83 10 B Min BB: 47.69 (+0.14s | 0.3%) Aquawolves Swimming 01/04/2026 2026 CO AAC Sprint Eliminator Invite
687 Dash LeGrand 47.83 10 B Min BB: 47.69 (+0.14s | 0.3%) Gold\\\\\\'s Aquatics Club (Camas) 05/17/2025 2025 John DeRoest Sextathlon Swim Meet
688 Holden Ling 47.85 10 B Min BB: 47.69 (+0.16s | 0.3%) The Olympic Club 10/18/2025 Sebastopol Sea Serpents CBA+ Pumpkin Plunge
689 Evan Doong 47.86 10 B Min BB: 47.69 (+0.17s | 0.4%) Sunnyvale Swim Club 02/07/2026 PASA CBA+ SCY Meet Feb 2026
690 Daniel Poloni 47.86 10 B Min BB: 47.69 (+0.17s | 0.4%) Sea to Desert Swim Association 11/08/2025 2025 SI SDSA All Ages NTS Meet
691 Owen Weber 47.86 10 B Min BB: 47.69 (+0.17s | 0.4%) CAC Stingrays Swim Team 02/13/2026 2026 CO NJ Groundhog Invite
692 Allen Zuo 47.87 8 B Min BB: 47.69 (+0.18s | 0.4%) Brea Aquatics 11/21/2025 2025 CA MVN Turkey Classic
693 Axel Wortman 47.89 10 B Min BB: 47.69 (+0.20s | 0.4%) Bozeman Barracudas Swim Team 12/04/2025 2025 Holiday Swim Festival
694 Anderson Moy 47.90 10 B Min BB: 47.69 (+0.21s | 0.4%) DeAnza Cupertino Aquatics 10/25/2025 2025 SUNN Fall Classic
695 Joshua Lee 47.90 10 B Min BB: 47.69 (+0.21s | 0.4%) Vandal Aquatic Club 01/31/2026 Coug Winter Open
696 Oliver Liu 47.91 10 B Min BB: 47.69 (+0.22s | 0.5%) Alto Swim Club 02/07/2026 Alto Feb 7 8 CBA Valentines Day
697 Noah Chiu 47.92 10 B Min BB: 47.69 (+0.23s | 0.5%) Alto Swim Club 02/07/2026 Alto Feb 7 8 CBA Valentines Day
698 Jerry Chen 47.94 10 B Min BB: 47.69 (+0.25s | 0.5%) Tri-city Channel Cats 01/31/2026 2026 Winter Open
25 Breast
23.19
23.19
50 Breast
24.75
47.94
50 Breast
47.94
699 Aiden Liew 47.94 10 B Min BB: 47.69 (+0.25s | 0.5%) Excel Aquatics 01/16/2026 2026 TYR Mardi Gras Invite
700 Otis Brown 47.94 8 B Min BB: 47.69 (+0.25s | 0.5%) Bainbridge Island Swim Club 01/31/2026 2026 PN BISC Bluefin 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.