Metropolitan Swimming Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | John Penfold | 48.05 | 9 | B Min | BB: 47.69 (+0.36s | 0.7%) | Brooklyn Stingrays | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 202 | William Li | 48.05 | 9 | B Min | BB: 47.69 (+0.36s | 0.7%) | Long Island Aquatic Club | 10/25/2025 | 2025 MR LIAC Chappy S Invitational | |
| 203 | Benjamin van Leenen | 48.10 | 10 | B Min | BB: 47.69 (+0.41s | 0.9%) | Brooklyn Stingrays | 10/11/2025 | 2025 MR AGUA Season Starter Invitational | |
| 204 | Shan Chan | 48.12 | 10 | B Min | BB: 47.69 (+0.43s | 0.9%) | Three Village Swim Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 205 | Barrett Steyert | 48.13 | 10 | B Min | BB: 47.69 (+0.44s | 0.9%) | YMCA East Hampton Hurricanes | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 206 | Raymond Zhang | 48.17 | 9 | B Min | BB: 47.69 (+0.48s | 1.0%) | Long Island Aquatic Club | 11/01/2025 | 2025 MR TRI Fall SCY Invitational | |
| 207 | Kayden Hong | 48.21 | 9 | B Min | BB: 47.69 (+0.52s | 1.1%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 208 | Lerone Davis | 48.25 | 8 | B Min | BB: 47.69 (+0.56s | 1.2%) | Manhattan Makos | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 209 | Mattis Shneyder | 48.30 | 10 | B Min | BB: 47.69 (+0.61s | 1.3%) | Matchpoint Nyc | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 210 | Joel Mccormack | 48.32 | 10 | B Min | BB: 47.69 (+0.63s | 1.3%) | Condors Swim Club | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 211 | Jacob Wills | 48.34 | 10 | B Min | BB: 47.69 (+0.65s | 1.3%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 212 | Jesper Lin | 48.37 | 10 | B Min | BB: 47.69 (+0.68s | 1.4%) | Trident Aquatic Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 213 | Sage Trowers | 48.41 | 8 | B Min | BB: 47.69 (+0.72s | 1.5%) | Condors Swim Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 214 | Sacha Brillant | 48.42 | 9 | B Min | BB: 47.69 (+0.73s | 1.5%) | New York Sharks Aquatics | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 215 | John Henry | 48.45 | 10 | B Min | BB: 47.69 (+0.76s | 1.6%) | 92ny Flying Dolphins | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 216 | Rumi Rathmann-Noonan | 48.50 | 9 | B Min | BB: 47.69 (+0.81s | 1.7%) | Manhattan Makos | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 217 | Thierry Odonnell | 48.59 | 9 | B Min | BB: 47.69 (+0.90s | 1.9%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 218 | Luke Marku | 48.59 | 10 | B Min | BB: 47.69 (+0.90s | 1.9%) | Badger Swim Club,Inc. | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 219 | Adam Losirisup | 48.64 | 10 | B Min | BB: 47.69 (+0.95s | 2.0%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 220 | Ennio Miranda-Jeon | 48.64 | 10 | B Min | BB: 47.69 (+0.95s | 2.0%) | Manta Rays | 11/14/2025 | 2025 MR FLY Big Apple Classic Invitational | |
| 221 | Neo Jiang | 48.67 | 9 | B Min | BB: 47.69 (+0.98s | 2.0%) | Qns Aquatic Club | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | |
| 222 | Grady Wargo | 48.70 | 9 | B Min | BB: 47.69 (+1.01s | 2.1%) | YMCA of Middletown Barracudas | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 223 | Abraham Sanchez | 48.79 | 10 | B Min | BB: 47.69 (+1.10s | 2.3%) | Apex Swim Club | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 224 | Dylan Lenois | 48.80 | 8 | B Min | BB: 47.69 (+1.11s | 2.3%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 225 | Seamus Doohan | 48.87 | 9 | B Min | BB: 47.69 (+1.18s | 2.4%) | Condors Swim Club | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 226 | Davi Dressler | 48.89 | 10 | B Min | BB: 47.69 (+1.20s | 2.5%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 227 | Elis Fishman | 48.95 | 9 | B Min | BB: 47.69 (+1.26s | 2.6%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 228 | Daniel Lichko | 48.97 | 10 | B Min | BB: 47.69 (+1.28s | 2.6%) | Hauppauge Swimming | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 229 | David Gurariy | 48.99 | 9 | B Min | BB: 47.69 (+1.30s | 2.7%) | Shorefront Ym-Ywha | 01/10/2026 | 2026 MR FREE Freedom Winter Magic | |
| 230 | Thomas Russo | 49.04 | 10 | B Min | BB: 47.69 (+1.35s | 2.8%) | Bgc-N. Westchester Marlins | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 231 | Olivier Vasil | 49.08 | 9 | B Min | BB: 47.69 (+1.39s | 2.8%) | Westchester Aquatic Club | 10/18/2025 | 2025 MR WEST Tricia Dewey Tails Of Hope | |
| 232 | Benjamin Velitskiy | 49.19 | 9 | B Min | BB: 47.69 (+1.50s | 3.0%) | Freedom Aquatics | 12/21/2025 | 2025 MR FREE Freedom Fest Invitational | |
| 233 | Hunter Mayne | 49.19 | 9 | B Min | BB: 47.69 (+1.50s | 3.0%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 234 | Tobin Zhao | 49.23 | 10 | B Min | BB: 47.69 (+1.54s | 3.1%) | Eastern Nassau Aquatic Club | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 235 | Lucas Xie | 49.26 | 9 | B Min | BB: 47.69 (+1.57s | 3.2%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 236 | Mason Huie | 49.28 | 9 | B Min | BB: 47.69 (+1.59s | 3.2%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 237 | Ethan Yao | 49.34 | 9 | B Min | BB: 47.69 (+1.65s | 3.3%) | Long Island Aquatic Club | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 238 | Cameron Spencer | 49.43 | 9 | B Min | BB: 47.69 (+1.74s | 3.5%) | Condors Swim Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 239 | Mark Perelman | 49.44 | 8 | B Min | BB: 47.69 (+1.75s | 3.5%) | Staten Island Aquatics Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 240 | Miles Biagi | 49.56 | 10 | B Min | BB: 47.69 (+1.87s | 3.8%) | Club Fit Jefferson Valley | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 241 | Alexander Yang | 49.56 | 10 | B Min | BB: 47.69 (+1.87s | 3.8%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 242 | William Gordon | 49.58 | 10 | B Min | BB: 47.69 (+1.89s | 3.8%) | Life Time Fitness New York Swi | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | |
| 243 | Liam Guerrero | 49.59 | 9 | B Min | BB: 47.69 (+1.90s | 3.8%) | New Rochelle YMCA Sailfish Swi | 10/10/2025 | 2025 MR COND October Fall Festival | |
| 244 | Yuvin Thapa | 49.60 | 9 | B Min | BB: 47.69 (+1.91s | 3.9%) | Twisters Swim Club | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | |
| 245 | Finn Kilfeather-Kinyk | 49.62 | 9 | B Min | BB: 47.69 (+1.93s | 3.9%) | Farmingdale Aquatics | 01/10/2026 | 2026 MR FA Iron Dragon Invitational | |
| 246 | Thomas Nolan | 49.63 | 10 | B Min | BB: 47.69 (+1.94s | 3.9%) | Hauppauge Swimming | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 247 | Hiu Wong | 49.67 | 9 | B Min | BB: 47.69 (+1.98s | 4.0%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 248 | Junming Hung | 49.70 | 10 | B Min | BB: 47.69 (+2.01s | 4.0%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 249 | Andrew Hui | 49.78 | 10 | B Min | BB: 47.69 (+2.09s | 4.2%) | Patriot Swim Team | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 250 | Lior Zilber | 49.79 | 7 | B Min | BB: 47.69 (+2.10s | 4.2%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest 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.