Central 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Maximiliano Botello | 45.51 | 9 | B Min | BB: 42.89 (+2.62s | 5.8%) | Dearborn Dolphins | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 602 | Jude Notter | 45.51 | 9 | B Min | BB: 42.89 (+2.62s | 5.8%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 603 | Matthew Grimes | 45.52 | 10 | B Min | BB: 42.89 (+2.63s | 5.8%) | Club Wolverine | 01/16/2026 | SLA Arctic Blast 2026 | |
| 604 | Jackson Lorentz | 45.53 | 10 | B Min | BB: 42.89 (+2.64s | 5.8%) | La Crosse Area Family YMCA Swi | 10/10/2025 | 2025 MN RSC Fall Frenzy | |
| 605 | George Howe | 45.53 | 9 | B Min | BB: 42.89 (+2.64s | 5.8%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 606 | Rockwell Ringold | 45.57 | 9 | B Min | BB: 42.89 (+2.68s | 5.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 607 | Charlie Spearin | 45.58 | 9 | B Min | BB: 42.89 (+2.69s | 5.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 608 | Augustine Nelson | 45.58 | 10 | B Min | BB: 42.89 (+2.69s | 5.9%) | Atlantis Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 609 | Jesse Filice | 45.59 | 9 | B Min | BB: 42.89 (+2.70s | 5.9%) | Hurricane Penguins Swim Club | 02/14/2026 | 2026 Best ValenTimes Meet | |
| 610 | Brad Leugers | 45.59 | 9 | B Min | BB: 42.89 (+2.70s | 5.9%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 611 | Spencer Frickson | 45.59 | 9 | B Min | BB: 42.89 (+2.70s | 5.9%) | Mako Aquatics | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 612 | Lex Stucken | 45.59 | 8 | B Min | BB: 42.89 (+2.70s | 5.9%) | Atlantis Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 613 | Rudram Kondi | 45.60 | 9 | B Min | BB: 42.89 (+2.71s | 5.9%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 614 | Kyle Emerson | 45.62 | 9 | B Min | BB: 42.89 (+2.73s | 6.0%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 615 | Rockwell Ringold | 45.64 | 8 | B Min | BB: 42.89 (+2.75s | 6.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 616 | Matthew Doble | 45.68 | 9 | B Min | BB: 42.89 (+2.79s | 6.1%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 617 | Payne Osborne | 45.77 | 10 | B Min | BB: 42.89 (+2.88s | 6.3%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 618 | Andrew Mastilenko | 45.77 | 10 | B Min | BB: 42.89 (+2.88s | 6.3%) | Lakeshore Swim Club | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 619 | Niall Lalomio | 45.78 | 8 | B Min | BB: 42.89 (+2.89s | 6.3%) | Edina Swim Club | 05/09/2026 | 2026 MN EDI Gator Speedo Invite | |
| 620 | George Oana | 45.79 | 8 | B Min | BB: 42.89 (+2.90s | 6.3%) | Whitmore Lake Waves | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 621 | Ryan Beal | 45.80 | 10 | B Min | BB: 42.89 (+2.91s | 6.4%) | Westerville Aquatic Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 622 | John Kosch | 45.80 | 10 | B Min | BB: 42.89 (+2.91s | 6.4%) | Oly Swimming | 01/10/2026 | 2026 PA Invite | |
| 623 | Calvin Luoma | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 624 | Brendan Bauer | 45.81 | 10 | B Min | BB: 42.89 (+2.92s | 6.4%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 625 | Zachary Tan | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | Rochester Swim Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 626 | Enzo Schoen | 45.84 | 9 | B Min | BB: 42.89 (+2.95s | 6.4%) | La Crosse Area Family YMCA Swi | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 627 | Gavin Decker | 45.85 | 10 | B Min | BB: 42.89 (+2.96s | 6.5%) | Worthington Swim Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 628 | Carlo Fumei | 45.87 | 9 | B Min | BB: 42.89 (+2.98s | 6.5%) | Atlantis Swimming | 10/17/2025 | 2025 OLY Fall Classic | |
| 629 | Norman Matthew | 45.87 | 10 | B Min | BB: 42.89 (+2.98s | 6.5%) | Edina Swim Club | 10/05/2025 | 2025 EDI October Sunday At The Races | |
| 630 | Eugene Walsh | 45.88 | 8 | B Min | BB: 42.89 (+2.99s | 6.5%) | Riptide Swim Team | 02/14/2026 | 2026 CO ACES Winter Open | |
| 631 | Owen King | 45.89 | 10 | B Min | BB: 42.89 (+3.00s | 6.5%) | Edina Swim Club | 05/09/2026 | 2026 MN EDI Gator Speedo Invite | |
| 632 | Henry Conner | 45.89 | 9 | B Min | BB: 42.89 (+3.00s | 6.5%) | Mariemont Ohio Swim Team | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 633 | Camden Knutson | 45.90 | 10 | B Min | BB: 42.89 (+3.01s | 6.6%) | River Falls Swim Club | 05/02/2026 | 2026 MN RFSC Spring Invite | |
| 634 | David Whalen | 45.94 | 9 | B Min | BB: 42.89 (+3.05s | 6.6%) | Dexter Community Aquatic Club | 02/14/2026 | 2026 Best ValenTimes Meet | |
| 635 | Kinnick Smiddy | 45.97 | 9 | B Min | BB: 42.89 (+3.08s | 6.7%) | Council Bluffs Swim Club | 01/11/2026 | 2026 MW CBSC Dive Into 2026 | |
| 636 | Rafael Ochoa | 45.99 | 9 | B Min | BB: 42.89 (+3.10s | 6.7%) | Tuna Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 637 | Spencer Black | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 638 | Shepherd Loula | 46.05 | 10 | B Min | BB: 42.89 (+3.16s | 6.9%) | Aquajets Swim Team | 03/07/2025 | 2025 MN MAN Minnesota Regional Championship | |
| 639 | Deklyn King | 46.05 | 10 | B Min | BB: 42.89 (+3.16s | 6.9%) | Mid Michigan Aquatics Hurrican | 02/07/2026 | 2026 Grand Rapids Open | |
| 640 | Brady Mantonya | 46.06 | 10 | B Min | BB: 42.89 (+3.17s | 6.9%) | Club Husker | 10/25/2025 | 2025 MW LSS Spooky Splash | |
| 641 | Branson Collins | 46.07 | 10 | B Min | BB: 42.89 (+3.18s | 6.9%) | Unified Aquatics Club | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 642 | Reuben Kaar | 46.14 | 8 | B Min | BB: 42.89 (+3.25s | 7.0%) | Csp Tideriders | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 643 | Ben Richards | 46.14 | 10 | B Min | BB: 42.89 (+3.25s | 7.0%) | Cincinnati Marlins | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 644 | Gentry Blomme | 46.14 | 10 | B Min | BB: 42.89 (+3.25s | 7.0%) | Central Minnesota Aquatics | 02/15/2026 | 2026 MN WAVE Frosty February Invite | |
| 645 | Henry Xu | 46.16 | 8 | B Min | BB: 42.89 (+3.27s | 7.1%) | Csp Tideriders | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 646 | Joseph Borgerding | 46.16 | 9 | B Min | BB: 42.89 (+3.27s | 7.1%) | Minot Swim Club | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | |
| 647 | Harlan Ross | 46.19 | 9 | B Min | BB: 42.89 (+3.30s | 7.1%) | Sarpy County Swim Club | 01/15/2026 | BLCK SCSC ACE Dual | |
| 648 | Alex Kazmierczak | 46.20 | 10 | B Min | BB: 42.89 (+3.31s | 7.2%) | Rapids Area YMCA | 12/13/2025 | 2025 Holiday Cup | |
| 649 | Aden Li | 46.21 | 10 | B Min | BB: 42.89 (+3.32s | 7.2%) | Oly Swimming | 10/11/2025 | 2025 PA OLY DROP Tri Meet | |
| 650 | Trip Campbell | 46.21 | 9 | B Min | BB: 42.89 (+3.32s | 7.2%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
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.