Eastern 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Asher Josey | 44.10 | 10 | BB Min | A: 42.09 (+2.01s | 4.6%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 402 | Micah Balmaceda | 44.11 | 10 | BB Min | A: 42.09 (+2.02s | 4.6%) | Commonwealth Swimming | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 403 | Seth Benton | 44.12 | 10 | BB Min | A: 42.09 (+2.03s | 4.6%) | SwimRVA | 01/16/2026 | GSA January Jump Start 2026 | |
| 404 | Charles Tewksbury | 44.13 | 9 | BB Min | A: 42.09 (+2.04s | 4.6%) | Instinct Swimming | 11/08/2025 | 2025 NE JCCS Lochness Specialty Copied | |
| 405 | Aidan Curry | 44.13 | 11 | BB Min | A: 42.09 (+2.04s | 4.6%) | YMCA of Metro North Tritons | 02/07/2026 | 2026 NE NSSC Last Chance Meet | |
| 406 | Knox Riner | 44.14 | 10 | BB Min | A: 42.09 (+2.05s | 4.6%) | Virginia Gators | 09/20/2025 | 2025 Friendly City Kickoff | |
| 407 | Mansour Radzhabov | 44.14 | 10 | BB Min | A: 42.09 (+2.05s | 4.6%) | Nation\\\\\\'s Capital Swim Club | 10/10/2025 | 2025 PV October Open Claude Moore | |
| 408 | Reid Saver | 44.14 | 10 | BB Min | A: 42.09 (+2.05s | 4.6%) | Machine Aquatics | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 409 | Santiago Diaz | 44.16 | 9 | BB Min | A: 42.09 (+2.07s | 4.7%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 410 | Elias Montelongo Campos | 44.18 | 9 | BB Min | A: 42.09 (+2.09s | 4.7%) | Crimson Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 411 | Ben Wang | 44.19 | 10 | BB Min | A: 42.09 (+2.10s | 4.8%) | Arctic Aquatics | 12/13/2025 | 2025 NE ARCT December Specialty Meet | |
| 412 | Paxton Wilson | 44.20 | 8 | BB Min | A: 42.09 (+2.11s | 4.8%) | SwimRVA | 01/09/2026 | NOVA New Year S Kick Off | |
| 413 | Kristopher Odom | 44.21 | 9 | BB Min | A: 42.09 (+2.12s | 4.8%) | Upper Valley Aquatic Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 414 | Jacob Riegel | 44.22 | 10 | BB Min | A: 42.09 (+2.13s | 4.8%) | Wilmington Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 415 | William Bradley | 44.22 | 9 | BB Min | A: 42.09 (+2.13s | 4.8%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 416 | Jack Greenwood | 44.23 | 10 | BB Min | A: 42.09 (+2.14s | 4.8%) | Cavalier Aquatics/Piedmont Fam | 01/16/2026 | CA Y Winter Rumble Copied | |
| 417 | Ryan Clark | 44.23 | 9 | BB Min | A: 42.09 (+2.14s | 4.8%) | York Swim Club of Northern Vir | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 418 | Nicolas Martinez | 44.24 | 9 | BB Min | A: 42.09 (+2.15s | 4.9%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 419 | Jackson Luding | 44.26 | 7 | BB Min | A: 42.09 (+2.17s | 4.9%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 420 | Tyler Zhu | 44.28 | 10 | BB Min | A: 42.09 (+2.19s | 4.9%) | Arctic Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 421 | Patrick Yuan | 44.29 | 10 | BB Min | A: 42.09 (+2.20s | 5.0%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 422 | Sebastian Ott | 44.29 | 10 | BB Min | A: 42.09 (+2.20s | 5.0%) | North Baltimore Aquatic Club | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 423 | Nolan Chan | 44.30 | 10 | BB Min | A: 42.09 (+2.21s | 5.0%) | Phoenix Swimming | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 424 | Yirui Qiao | 44.30 | 9 | BB Min | A: 42.09 (+2.21s | 5.0%) | YMCA Fairfax County Reston | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 425 | Mason Lam | 44.33 | 8 | BB Min | A: 42.09 (+2.24s | 5.1%) | Eagle Swim Team Inc. | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 426 | Daniel Savchuk | 44.33 | 10 | BB Min | A: 42.09 (+2.24s | 5.1%) | Shawmut Aquatic Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 427 | Gary Wang | 44.34 | 10 | BB Min | A: 42.09 (+2.25s | 5.1%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 428 | Oliver Heale | 44.35 | 10 | BB Min | A: 42.09 (+2.26s | 5.1%) | Atlantic Coast Athletic Club | 01/16/2026 | CA Y Winter Rumble Copied | |
| 429 | Hao Lau | 44.35 | 9 | BB Min | A: 42.09 (+2.26s | 5.1%) | Loyola Blakefield Aquatics | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 430 | Mark Antonucci | 44.36 | 10 | BB Min | A: 42.09 (+2.27s | 5.1%) | Rhode Island Aquatic Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 431 | Samuel Torborg | 44.39 | 10 | BB Min | A: 42.09 (+2.30s | 5.2%) | Hawks Swimming Association | 11/14/2025 | 2025 MR VAC Viking Classic Invitational | |
| 432 | Jacob Witlin | 44.39 | 10 | BB Min | A: 42.09 (+2.30s | 5.2%) | Condors Swim Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 433 | Jacob Royzman | 44.39 | 10 | BB Min | A: 42.09 (+2.30s | 5.2%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 434 | Holden Hammond | 44.40 | 10 | BB Min | A: 42.09 (+2.31s | 5.2%) | Silver Spring YMCA Piranhas | 12/20/2025 | 2025 Splash And Dash | |
| 435 | Matthew Maris-Wolf | 44.42 | 10 | BB Min | A: 42.09 (+2.33s | 5.2%) | Williamsburg Aquatic Club | 01/09/2026 | NOVA New Year S Kick Off | |
| 436 | River Walton | 44.43 | 10 | BB Min | A: 42.09 (+2.34s | 5.3%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 437 | Keegan McIsaac-Smith | 44.43 | 10 | BB Min | A: 42.09 (+2.34s | 5.3%) | Crimson Aquatics | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 438 | Sebastian Garcia | 44.43 | 10 | BB Min | A: 42.09 (+2.34s | 5.3%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 439 | Brooks Vondersmith | 44.44 | 10 | BB Min | A: 42.09 (+2.35s | 5.3%) | Hanover Aquatics | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 440 | Will Greene | 44.45 | 10 | BB Min | A: 42.09 (+2.36s | 5.3%) | Charles River Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 441 | Matthew Gao | 44.45 | 11 | BB Min | A: 42.09 (+2.36s | 5.3%) | Sachem Swim Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 442 | David Yakubov | 44.46 | 10 | BB Min | A: 42.09 (+2.37s | 5.3%) | Matchpoint Nyc | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 443 | Michael Greenspan | 44.46 | 8 | BB Min | A: 42.09 (+2.37s | 5.3%) | New York Sharks Aquatics | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 444 | Theodore Lahre | 44.47 | 8 | BB Min | A: 42.09 (+2.38s | 5.4%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 445 | Ronald Ball | 44.48 | 10 | BB Min | A: 42.09 (+2.39s | 5.4%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 446 | Alexander Baichorov | 44.48 | 11 | BB Min | A: 42.09 (+2.39s | 5.4%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 447 | Andrew Pappageorge | 44.49 | 9 | BB Min | A: 42.09 (+2.40s | 5.4%) | Herndon Aquatic Club | 11/21/2025 | 2025 Swim Rock | |
| 448 | Anthony Yegorov | 44.49 | 10 | BB Min | A: 42.09 (+2.40s | 5.4%) | Scorpion Swim Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 449 | Bradley Strauss | 44.49 | 10 | BB Min | A: 42.09 (+2.40s | 5.4%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 450 | Matias Venturino | 44.50 | 9 | BB Min | A: 42.09 (+2.41s | 5.4%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
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.