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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2601 | Colton Ballance | 55.42 | 9 | B: 48.29 (+7.13s | 12.9%) | Bend Swim Club | 08/07/2026 | Bend Swim Club August Invitational | ||
| 2602 | Reyansh Wadhwa | 55.42 | 8 | B: 48.29 (+7.13s | 12.9%) | Wave Aquatics | 04/25/2026 | 2026 PN SSCD Spring Open Approved | ||
| 2603 | Aidan Foster | 55.42 | 8 | B: 48.29 (+7.13s | 12.9%) | Aquawolves Swimming | 09/25/2026 | 2026 CO AQUA Vs DSA Dyal | ||
| 2604 | Mikhei Kravtsov | 55.43 | 9 | B: 48.29 (+7.14s | 12.9%) | Bure-Aqua Academy | 12/14/2025 | 2025 CO FORM Winter Open | ||
| 2605 | Harrison Lautman | 55.43 | 7 | B: 48.29 (+7.14s | 12.9%) | Seattle Metropolitan Aquatic C | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | ||
| 2606 | Giuseppe Miglialo | 55.44 | 9 | B: 48.29 (+7.15s | 12.9%) | Milpitas Aquatic Club | 10/10/2026 | MAC Oct 10th Block Party | ||
| 2607 | Darius Parineh | 55.45 | 9 | B: 48.29 (+7.16s | 12.9%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 2608 | Wayne Schrader | 55.46 | 9 | B: 48.29 (+7.17s | 12.9%) | Tri-city Channel Cats | 12/06/2025 | 2025 IE VS Christmas Open | ||
| 2609 | Francis Filippini | 55.47 | 8 | B: 48.29 (+7.18s | 12.9%) | Waves Aquatics Napa Valley | 09/26/2026 | WANV CBA+ Endless Summer Meet 2026 | ||
| 2610 | Arwin Sandhu | 55.48 | 9 | B: 48.29 (+7.19s | 13.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | ||
| 2611 | Maxwell Pan | 55.48 | 10 | B: 48.29 (+7.19s | 13.0%) | San Jose Goosemonkeys | 12/09/2022 | Zone 1 South Winter Age Group (minus) | ||
| 2612 | Andrew Dai | 55.48 | 10 | B: 48.29 (+7.19s | 13.0%) | Palo Alto Stanford Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | ||
| 2613 | Theodore Bowen | 55.49 | 9 | B: 48.29 (+7.20s | 13.0%) | Skyline Swim Club | 10/24/2025 | SSC Witchy Waters 2025 | ||
| 2614 | Benjamin Bayer | 55.49 | 10 | B: 48.29 (+7.20s | 13.0%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 2615 | Axelle Baerwald | 55.50 | 10 | B: 48.29 (+7.21s | 13.0%) | Chinook Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 2616 | Choeyang Gyaltso | 55.50 | 10 | B: 48.29 (+7.21s | 13.0%) | Montrose Marlins Swim Club | 05/03/2026 | 2026 CO Montrose Mini Sprint Meet | ||
| 2617 | Calvin Beguhl | 55.50 | 10 | B: 48.29 (+7.21s | 13.0%) | Life Time Colorado Swim Club | 09/26/2026 | 2026 CO Gregg Gracheck Memorial | ||
| 2618 | Ryan Ream | 55.51 | 9 | B: 48.29 (+7.22s | 13.0%) | Reno Aquatic Club | 08/02/2024 | High Country Short Course Championship | ||
| 2619 | Tyler Hayden | 55.52 | 8 | B: 48.29 (+7.23s | 13.0%) | Kamehameha Swim Club | 10/19/2025 | Aulea Fall Frenzy Meet | ||
| 2620 | Elias Baacke | 55.54 | 10 | B: 48.29 (+7.25s | 13.1%) | Cortez Water Dragons | 07/31/2026 | 2026 CO Scottie Aschermann Memorial | ||
| 2621 | Ayden Archibald | 55.56 | 9 | B: 48.29 (+7.27s | 13.1%) | Nampa Swim Team | 07/26/2025 | End Of Season Invite 2025 | ||
| 2622 | Carreau Brady | 55.56 | 9 | B: 48.29 (+7.27s | 13.1%) | Seattle Metropolitan Aquatic C | 11/09/2025 | 2025 PN SMAC November Mini Meet | ||
| 2623 | Declan McLaren | 55.56 | 9 | B: 48.29 (+7.27s | 13.1%) | Velocity Swimming | 10/25/2025 | 2025 IE VS Very Scary Open | ||
| 2624 | Colin Meier | 55.56 | 8 | B: 48.29 (+7.27s | 13.1%) | Pikes Peak Athletics | 10/16/2026 | 2026 CO PPA Harvest Heats | ||
| 2625 | Griffyn Parcheta | 55.57 | 7 | B: 48.29 (+7.28s | 13.1%) | Form Swim Team | 09/26/2026 | 2026 CO Gregg Gracheck Memorial | ||
| 2626 | Matteo Balzarini | 55.57 | 8 | B: 48.29 (+7.28s | 13.1%) | Valley Aquatics | 10/24/2026 | 2026 PN VAST Fall Frenzy Approved | ||
| 2627 | Cole Taylor | 55.58 | 9 | B: 48.29 (+7.29s | 13.1%) | AC Swim Club | 03/28/2026 | SSS Shamrock Showdown CBA+ | ||
| 2628 | Oliver Sacks | 55.58 | 8 | B: 48.29 (+7.29s | 13.1%) | SlipStream Aquatics | 03/13/2026 | Mile High Championship Invitational | ||
| 2629 | Kenai Young | 55.60 | 9 | B: 48.29 (+7.31s | 13.1%) | Boulder Swim Team | 09/26/2026 | 2026 CO NJ SC Kick Off Invite | ||
| 2630 | Charles Witt | 55.61 | 8 | B: 48.29 (+7.32s | 13.2%) | Roseburg Y Swim Team | 01/10/2026 | 2026 SCAT B C Open | ||
| 2631 | Micah Sciotto | 55.61 | 10 | B: 48.29 (+7.32s | 13.2%) | River Road Swim Team | 04/25/2026 | 2026 April Showers Copied | ||
| 2632 | August Olsen | 55.62 | 9 | B: 48.29 (+7.33s | 13.2%) | Tornadoes Swim Team | 01/24/2026 | Oregon YMCA Championships 2026 | ||
| 2633 | Egor Martynov | 55.62 | 9 | B: 48.29 (+7.33s | 13.2%) | Bure-Aqua Academy | 09/26/2026 | 2026 CO Gregg Gracheck Memorial | ||
| 2634 | Corbin Hunter | 55.63 | 9 | B: 48.29 (+7.34s | 13.2%) | YMCA of Snohomish County Barra | 10/11/2025 | 2025 PSSA October Challenge APPROVED | ||
| 2635 | Lincoln Goldthorpe | 55.63 | 9 | B: 48.29 (+7.34s | 13.2%) | Four Corners Aquatic Team | 04/17/2026 | 2026 CO Jolean Scott Memorial | ||
| 2636 | Jace Daniels | 55.63 | 9 | B: 48.29 (+7.34s | 13.2%) | Lehi Aquatics | 10/10/2024 | 2024 UVRays Mike Harper Mini | ||
| 2637 | William Han | 55.64 | 10 | B: 48.29 (+7.35s | 13.2%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 2638 | Grayson Williams | 55.65 | 8 | B: 48.29 (+7.36s | 13.2%) | Olympic Cascade Aquatics | 01/18/2026 | 2026 PN BC Snowflake Classic Invite Approved | ||
| 2639 | Cam Nelson | 55.66 | 8 | B: 48.29 (+7.37s | 13.2%) | AC Swim Club | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | ||
| 2640 | Lucas Cho | 55.66 | 6 | B: 48.29 (+7.37s | 13.2%) | Sierra Marlins Swim Team | 10/23/2026 | SSS 2026 Pumpkin Plunge | ||
| 2641 | Leif Obrien | 55.67 | 7 | B: 48.29 (+7.38s | 13.3%) | Vacaville Swim Club | 10/02/2026 | 2026 VACA Harvest Hustle Swim Meet | ||
| 2642 | Parker Bentel | 55.67 | 9 | B: 48.29 (+7.38s | 13.3%) | Island Aquatics | 10/10/2026 | 2026 MAGSA SCY A 2 Swim Meet | ||
| 2643 | Seth Davidson | 55.68 | 8 | B: 48.29 (+7.39s | 13.3%) | Mighty Marlins Swim Club | 11/15/2025 | 2025 PN IST November Invitational | ||
| 2644 | Maxwell Gibson | 55.69 | 8 | B: 48.29 (+7.40s | 13.3%) | Piranha Swimming | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | ||
| 2645 | Collin Conrad | 55.69 | 10 | B: 48.29 (+7.40s | 13.3%) | Newport Swim Team | 08/07/2026 | 2026 OR NST Seahorse Invitational | ||
| 2646 | Arthur Ulmer | 55.70 | 9 | B: 48.29 (+7.41s | 13.3%) | Monterey Bay Swim Club | 07/24/2026 | CVAL 2026 | ||
| 2647 | Xander Kersten | 55.71 | 9 | B: 48.29 (+7.42s | 13.3%) | Wasatch Front Fish Market | 01/23/2025 | WFFM January Developmental | ||
| 2648 | Jasper Yan | 55.71 | 7 | B: 48.29 (+7.42s | 13.3%) | California Dolphins Swim Team | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 2649 | Yubin Chang | 55.71 | 6 | B: 48.29 (+7.42s | 13.3%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 2650 | Ethan Zhao | 55.72 | 8 | B: 48.29 (+7.43s | 13.3%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | ||
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.