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 | |
|---|---|---|---|---|---|---|---|---|---|
| 201 | Arthur Fleischman | 42.12 | 9 | BB Min | A: 42.09 (+0.03s | 0.1%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 202 | Kaleb Robinson | 42.14 | 9 | BB Min | A: 42.09 (+0.05s | 0.1%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 203 | Samuel Zvenigorodskiy | 42.15 | 10 | BB Min | A: 42.09 (+0.06s | 0.1%) | Jcc Sea Serpents | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 204 | Jasper Albers | 42.15 | 10 | BB Min | A: 42.09 (+0.06s | 0.1%) | Mason Makos Swim Team | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 205 | Brian Celedon | 42.16 | 10 | BB Min | A: 42.09 (+0.07s | 0.2%) | Y in Central Maryland Blue Cra | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 206 | Griffin Nhu | 42.18 | 10 | BB Min | A: 42.09 (+0.09s | 0.2%) | Rockville Montgomery Swim Club | 11/01/2025 | 2025 RMSC Autumn 350 Challenge Meet | |
| 207 | Stanley Kang | 42.20 | 10 | BB Min | A: 42.09 (+0.11s | 0.3%) | Long Island Aquatic Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 208 | Maximus Russo | 42.20 | 11 | BB Min | A: 42.09 (+0.11s | 0.3%) | YMCA of the North Shore Sharks | 02/07/2026 | 2026 NE YNS Last Chance Qualifier | |
| 209 | Calvin Yang | 42.20 | 10 | BB Min | A: 42.09 (+0.11s | 0.3%) | Annapolis Swim Club | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 210 | Levi Halbe | 42.21 | 9 | BB Min | A: 42.09 (+0.12s | 0.3%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 211 | Conall Barrett | 42.22 | 9 | BB Min | A: 42.09 (+0.13s | 0.3%) | Upper Valley Aquatic Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 212 | Justin Zhao | 42.23 | 10 | BB Min | A: 42.09 (+0.14s | 0.3%) | Aquaracers Swim Club | 09/27/2025 | 2025 MR FREE Season Starter | |
| 213 | Daniel Ferroni | 42.23 | 10 | BB Min | A: 42.09 (+0.14s | 0.3%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 214 | Kennedy Tang | 42.25 | 9 | BB Min | A: 42.09 (+0.16s | 0.4%) | Harbor Seals | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 215 | Winter Su | 42.25 | 11 | BB Min | A: 42.09 (+0.16s | 0.4%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 216 | Michael Bevziuc | 42.26 | 8 | BB Min | A: 42.09 (+0.17s | 0.4%) | Prince William Swim Club | 11/22/2025 | NOVA Cranberry Contender | |
| 217 | Noah Chusuei | 42.26 | 10 | BB Min | A: 42.09 (+0.17s | 0.4%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 218 | Nathan Mellott | 42.28 | 10 | BB Min | A: 42.09 (+0.19s | 0.4%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 219 | Arieh Elias | 42.29 | 10 | BB Min | A: 42.09 (+0.20s | 0.5%) | Unattached | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 220 | Ilan Schiff | 42.29 | 10 | BB Min | A: 42.09 (+0.20s | 0.5%) | Arlington Aquatic Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 221 | John Piracci | 42.31 | 9 | BB Min | A: 42.09 (+0.22s | 0.5%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 222 | Dylan Acciardo | 42.33 | 10 | BB Min | A: 42.09 (+0.24s | 0.6%) | Bayside Branch YMCA | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 223 | Liam Dunn | 42.34 | 9 | BB Min | A: 42.09 (+0.25s | 0.6%) | Meadowbrook Swim Team | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 224 | Connor Finan | 42.34 | 9 | BB Min | A: 42.09 (+0.25s | 0.6%) | Atlantic Coast Athletic Club | 10/11/2025 | 2025 WAC Start Up Classic | |
| 225 | Brayden Lee | 42.36 | 10 | BB Min | A: 42.09 (+0.27s | 0.6%) | Dedham Health Hydra | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 226 | Darian Dong | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | Staten Island Aquatics Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 227 | Marcus Kim | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | Asphalt Green Unified Aquatics | 10/11/2025 | 2025 MR AGUA Season Starter Invitational | |
| 228 | Ryan gao | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 229 | Lennox Luning | 42.41 | 9 | BB Min | A: 42.09 (+0.32s | 0.8%) | Naval Academy Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 230 | Sawyer Schwabinger | 42.44 | 10 | BB Min | A: 42.09 (+0.35s | 0.8%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR FA Patriot Games Invitational | |
| 231 | Nehemiah Gyesi | 42.44 | 10 | BB Min | A: 42.09 (+0.35s | 0.8%) | Burlington YMCA Dynamo | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 232 | Colson Coulter | 42.45 | 10 | BB Min | A: 42.09 (+0.36s | 0.8%) | Nantucket Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 233 | Julian Shen | 42.46 | 10 | BB Min | A: 42.09 (+0.37s | 0.9%) | Revolution Swim Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 234 | Wes Titievsky | 42.46 | 10 | BB Min | A: 42.09 (+0.37s | 0.9%) | Brooklyn Stingrays | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 235 | Adam Boned | 42.51 | 9 | BB Min | A: 42.09 (+0.42s | 1.0%) | Bergen Barracudas Swim Team | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 236 | Christopher Rochester | 42.51 | 10 | BB Min | A: 42.09 (+0.42s | 1.0%) | Columbia Aquatics Association | 11/07/2025 | 2025 Marlins Invitational | |
| 237 | Alexander Donovan | 42.51 | 10 | BB Min | A: 42.09 (+0.42s | 1.0%) | Eastern Nassau Aquatic Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 238 | Michael Urbanovich | 42.55 | 9 | BB Min | A: 42.09 (+0.46s | 1.1%) | Trident Aquatic Club | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 239 | Kirill Sheremet | 42.56 | 10 | BB Min | A: 42.09 (+0.47s | 1.1%) | Merritt Athletic Swimming | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 240 | Noah Sleeman | 42.56 | 10 | BB Min | A: 42.09 (+0.47s | 1.1%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 241 | Bill Curran | 42.58 | 9 | BB Min | A: 42.09 (+0.49s | 1.2%) | Revolution Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 242 | Santiago Diaz | 42.59 | 9 | BB Min | A: 42.09 (+0.50s | 1.2%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 243 | Collin Boyle | 42.60 | 10 | BB Min | A: 42.09 (+0.51s | 1.2%) | Herndon Aquatic Club | 11/21/2025 | 2025 Swim Rock | |
| 244 | Nuo Zha | 42.60 | 11 | BB Min | A: 42.09 (+0.51s | 1.2%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 245 | Santiago Diaz | 42.61 | 9 | BB Min | A: 42.09 (+0.52s | 1.2%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 246 | Max Matov | 42.62 | 10 | BB Min | A: 42.09 (+0.53s | 1.2%) | Commonwealth Swimming | 10/25/2025 | 2025 NE SHAWMUT Pumpkin Splash Copied | |
| 247 | Pietro Bucci | 42.63 | 10 | BB Min | A: 42.09 (+0.54s | 1.3%) | United Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 248 | John Matook | 42.64 | 10 | BB Min | A: 42.09 (+0.55s | 1.3%) | YMCA of the North Shore Sharks | 09/27/2025 | 2025 NE YNS September Sprint Spectacular Co | |
| 249 | Adrian Andrychowski | 42.64 | 10 | BB Min | A: 42.09 (+0.55s | 1.3%) | Westport Weston Family YMCA Wa | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 250 | Thomas Ciarniello | 42.65 | 10 | BB Min | A: 42.09 (+0.56s | 1.3%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 PWCS | |
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.