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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Kamdyn Lemke | 40.38 | 10 | A Min | AA: 40.19 (+0.19s | 0.5%) | Amherst Tritons Swim Team | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 102 | Thomas Nash | 40.42 | 9 | A Min | AA: 40.19 (+0.23s | 0.6%) | Coast Gaurd Blue Dolphins | 01/09/2026 | 2026 757swim Splash And Dash | |
| 103 | Jacob Hineman | 40.43 | 10 | A Min | AA: 40.19 (+0.24s | 0.6%) | Northern Dutchess Aquatic Club | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 104 | Lucas Ai | 40.43 | 11 | A Min | AA: 40.19 (+0.24s | 0.6%) | Amherst Tritons Swim Team | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 105 | Nathan Cho | 40.44 | 10 | A Min | AA: 40.19 (+0.25s | 0.6%) | SwimRVA | 01/24/2026 | 2026 WAC Mike Willard Polar Plunge | |
| 106 | Logan Steele | 40.44 | 10 | A Min | AA: 40.19 (+0.25s | 0.6%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 107 | Caleb Griffith | 40.44 | 10 | A Min | AA: 40.19 (+0.25s | 0.6%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 108 | Jorden Li | 40.50 | 9 | A Min | AA: 40.19 (+0.31s | 0.8%) | Arctic Aquatics | 10/04/2025 | 2025 NE CS Fall Sprints Copied | |
| 109 | Silas Sebera | 40.55 | 9 | A Min | AA: 40.19 (+0.36s | 0.9%) | Nova of Virginia | 12/05/2025 | 2025 757swim Grand Illumination | |
| 110 | Aiden Rawiopab | 40.56 | 11 | A Min | AA: 40.19 (+0.37s | 0.9%) | Twisters Swim Club | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 111 | Aaron Gilkis | 40.58 | 10 | A Min | AA: 40.19 (+0.39s | 1.0%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 112 | Gavin Floyd | 40.62 | 10 | A Min | AA: 40.19 (+0.43s | 1.1%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 113 | Ethan Kuang | 40.63 | 10 | A Min | AA: 40.19 (+0.44s | 1.1%) | Mei\\\\\\'s Typhoons Swimming Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 114 | Stepan Gribanov | 40.63 | 9 | A Min | AA: 40.19 (+0.44s | 1.1%) | Staten Island Aquatics Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 115 | Eason Kim | 40.66 | 8 | A Min | AA: 40.19 (+0.47s | 1.2%) | All Star Aquatics | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 116 | Joseph Hanik | 40.66 | 9 | A Min | AA: 40.19 (+0.47s | 1.2%) | Fairfax Foxes Swimming | 11/21/2025 | 2025 Swim Rock | |
| 117 | Sasha Herischi | 40.68 | 10 | A Min | AA: 40.19 (+0.49s | 1.2%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 118 | Benjamin Feierabend | 40.69 | 10 | A Min | AA: 40.19 (+0.50s | 1.2%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 119 | Camden Kern | 40.70 | 10 | A Min | AA: 40.19 (+0.51s | 1.3%) | Cavalier Aquatics/Piedmont Fam | 11/08/2025 | CA Y Tri Meet | |
| 120 | Morgan Dasilva | 40.70 | 10 | A Min | AA: 40.19 (+0.51s | 1.3%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 121 | William Palumbo | 40.71 | 10 | A Min | AA: 40.19 (+0.52s | 1.3%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 122 | Alex Bicherl | 40.73 | 10 | A Min | AA: 40.19 (+0.54s | 1.3%) | Bluefish Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 123 | Everett Shao | 40.74 | 11 | A Min | AA: 40.19 (+0.55s | 1.4%) | Rhode Island Aquatic Club | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 124 | Nolan Chan | 40.78 | 10 | A Min | AA: 40.19 (+0.59s | 1.4%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 125 | Benjamin Clark | 40.80 | 10 | A Min | AA: 40.19 (+0.61s | 1.5%) | YMCA Fairfax County Reston | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 126 | Bradford Wormell | 40.83 | 9 | A Min | AA: 40.19 (+0.64s | 1.6%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Franconia | |
| 127 | Easson Ji | 40.92 | 9 | A Min | AA: 40.19 (+0.73s | 1.8%) | Xtreme Swim Club | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 128 | Andrew Hunter | 40.93 | 9 | A Min | AA: 40.19 (+0.74s | 1.8%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 129 | Taeyang Im | 40.94 | 10 | A Min | AA: 40.19 (+0.75s | 1.8%) | Long Island Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 130 | Benjamin Zorman | 40.95 | 10 | A Min | AA: 40.19 (+0.76s | 1.9%) | Matchpoint Nyc | 11/15/2025 | 2025 MR FREE Freedom IMX Challenge | |
| 131 | Jackson Coslick | 40.97 | 9 | A Min | AA: 40.19 (+0.78s | 1.9%) | Annapolis Swim Club | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 132 | Yifeng Feng | 40.98 | 11 | A Min | AA: 40.19 (+0.79s | 1.9%) | Charles River Aquatics | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 133 | Osvalt Weng Brouard | 40.98 | 10 | A Min | AA: 40.19 (+0.79s | 1.9%) | Long Island Aquatic Club | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 134 | Lucas Jain | 40.99 | 10 | A Min | AA: 40.19 (+0.80s | 2.0%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 135 | Ezra Landsman | 41.04 | 10 | A Min | AA: 40.19 (+0.85s | 2.1%) | The Fish | 01/31/2026 | The 2026 Super FISH Bowl XVI | |
| 136 | Khaled Elbanna | 41.07 | 10 | A Min | AA: 40.19 (+0.88s | 2.1%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 137 | Felix Doerfler | 41.07 | 11 | A Min | AA: 40.19 (+0.88s | 2.1%) | YMCA East Hampton Hurricanes | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 138 | Jacob YU | 41.08 | 10 | A Min | AA: 40.19 (+0.89s | 2.2%) | Twisters Swim Club | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 139 | Finnegan Riley | 41.09 | 10 | A Min | AA: 40.19 (+0.90s | 2.2%) | Old Dominion Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 140 | Gabriel Nolan | 41.12 | 10 | A Min | AA: 40.19 (+0.93s | 2.3%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 141 | Brian Pan | 41.15 | 9 | A Min | AA: 40.19 (+0.96s | 2.3%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 142 | Austin Loving | 41.15 | 10 | A Min | AA: 40.19 (+0.96s | 2.3%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 143 | Isaac Suh | 41.20 | 10 | A Min | AA: 40.19 (+1.01s | 2.5%) | Rebel Aquatic Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 144 | Leo Wu | 41.22 | 12 | A Min | AA: 40.19 (+1.03s | 2.5%) | Dragon Swim Team | 11/14/2025 | 2025 PV November Open Dulles South | |
| 145 | Ethan Liang | 41.23 | 8 | A Min | AA: 40.19 (+1.04s | 2.5%) | Xtreme Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 146 | John Cuba | 41.23 | 11 | A Min | AA: 40.19 (+1.04s | 2.5%) | Eastern Shore YMCA Fins | 01/10/2026 | ODAC January 2026 Rising Stars Meet | |
| 147 | Aris Shi | 41.23 | 9 | A Min | AA: 40.19 (+1.04s | 2.5%) | Arctic Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 148 | Mark Kouzmenko | 41.25 | 10 | A Min | AA: 40.19 (+1.06s | 2.6%) | Scorpion Swim Club | 10/04/2025 | 2025 NE CRIM IMR PENTATHLON Copied | |
| 149 | James Williams | 41.25 | 10 | A Min | AA: 40.19 (+1.06s | 2.6%) | Eagle Swim Team Inc. | 10/18/2025 | 2025 Fox Fall Invitational 1 Copied | |
| 150 | Zackary Gromowski | 41.26 | 9 | A Min | AA: 40.19 (+1.07s | 2.6%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday 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.