Eastern Zone Zone Boys 10 & under - 50 Y Free
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 | Thomas Afonin | 29.89 | 10 | AA Min | AAA: 28.69 (+1.20s | 4.0%) | Shorefront Ym-Ywha | 01/10/2026 | 2026 MR FREE Freedom Winter Magic | |
| 102 | Erik Serbinenko | 29.91 | 10 | A Min | AA: 29.89 (+0.02s | 0.1%) | Crimson Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 103 | John Pekkanen | 29.93 | 10 | A Min | AA: 29.89 (+0.04s | 0.1%) | All Star Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 104 | Joonsoo Kwon | 29.93 | 10 | A Min | AA: 29.89 (+0.04s | 0.1%) | North Baltimore Aquatic Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 105 | Daniel Nelasov | 29.95 | 10 | A Min | AA: 29.89 (+0.06s | 0.2%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 106 | Jaxson Ransom | 29.98 | 10 | A Min | AA: 29.89 (+0.09s | 0.3%) | Valley Swim Team Phoenix | 01/17/2026 | 2026 Duck Bowl | |
| 107 | Reid Kessel | 29.99 | 9 | A Min | AA: 29.89 (+0.10s | 0.3%) | 757swim | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 108 | Aiden Abreu | 29.99 | 10 | A Min | AA: 29.89 (+0.10s | 0.3%) | Hauppauge Swimming | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 109 | Dylan Laidlaw | 30.05 | 10 | A Min | AA: 29.89 (+0.16s | 0.5%) | Three Village Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 110 | Collin Boyle | 30.05 | 10 | A Min | AA: 29.89 (+0.16s | 0.5%) | Herndon Aquatic Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 111 | Harrison Kyin | 30.06 | 10 | A Min | AA: 29.89 (+0.17s | 0.6%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 112 | James Teta | 30.06 | 10 | A Min | AA: 29.89 (+0.17s | 0.6%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 113 | Easson Ji | 30.07 | 9 | A Min | AA: 29.89 (+0.18s | 0.6%) | Xtreme Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 114 | Stepan Gribanov | 30.08 | 9 | A Min | AA: 29.89 (+0.19s | 0.6%) | Staten Island Aquatics Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 115 | Mateo Jimenez | 30.08 | 10 | A Min | AA: 29.89 (+0.19s | 0.6%) | East Hartford YMCA | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 116 | Aleck Shakhbazyan | 30.08 | 10 | A Min | AA: 29.89 (+0.19s | 0.6%) | Matchpoint Nyc | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 117 | Cooper Chen | 30.10 | 10 | A Min | AA: 29.89 (+0.21s | 0.7%) | Asphalt Green Unified Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 118 | Levi Halbe | 30.13 | 10 | A Min | AA: 29.89 (+0.24s | 0.8%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 119 | Ryan Tsuchitani | 30.15 | 10 | A Min | AA: 29.89 (+0.26s | 0.9%) | Mason Makos Swim Team | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 120 | Oliver Yang | 30.16 | 10 | A Min | AA: 29.89 (+0.27s | 0.9%) | Charles River Aquatics | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 121 | William Palumbo | 30.17 | 10 | A Min | AA: 29.89 (+0.28s | 0.9%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 122 | Joseph Shlesinger | 30.18 | 10 | A Min | AA: 29.89 (+0.29s | 1.0%) | Potomac Marlins | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 123 | Nolan Chan | 30.20 | 10 | A Min | AA: 29.89 (+0.31s | 1.0%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 124 | Tyson Wager | 30.21 | 10 | A Min | AA: 29.89 (+0.32s | 1.1%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 125 | Timothy Acchione | 30.24 | 10 | A Min | AA: 29.89 (+0.35s | 1.2%) | Loyola Blakefield Aquatics | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 126 | Everett Iszard | 30.25 | 10 | A Min | AA: 29.89 (+0.36s | 1.2%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 127 | Dean Deliessche | 30.25 | 10 | A Min | AA: 29.89 (+0.36s | 1.2%) | Trident Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 128 | Jake Stanwix | 30.26 | 10 | A Min | AA: 29.89 (+0.37s | 1.2%) | Nova of Virginia | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 129 | Blake Berger | 30.26 | 9 | A Min | AA: 29.89 (+0.37s | 1.2%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 130 | Robert Wasilewski | 30.27 | 10 | A Min | AA: 29.89 (+0.38s | 1.3%) | The St. James Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 131 | Arthur Pan | 30.27 | 10 | A Min | AA: 29.89 (+0.38s | 1.3%) | Life Time Fitness New York Swi | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 132 | Harry Releford | 30.27 | 10 | A Min | AA: 29.89 (+0.38s | 1.3%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 133 | Jeffrey Ok | 30.28 | 10 | A Min | AA: 29.89 (+0.39s | 1.3%) | Long Island Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 134 | Luke Lee | 30.28 | 10 | A Min | AA: 29.89 (+0.39s | 1.3%) | Suburban Seahawks Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 135 | Sebastian Gutierrez | 30.29 | 9 | A Min | AA: 29.89 (+0.40s | 1.3%) | Anglerfish Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 136 | Ajax Hughes | 30.34 | 9 | A Min | AA: 29.89 (+0.45s | 1.5%) | ANN ARBOR SKYLINE HIGH SCHOOL | 02/27/2026 | Boy S SEC Red Championship 2026 | |
| 137 | Kairav Venugopal | 30.35 | 10 | A Min | AA: 29.89 (+0.46s | 1.5%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 138 | Luke Jordan | 30.36 | 10 | A Min | AA: 29.89 (+0.47s | 1.5%) | Coast Gaurd Blue Dolphins | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 139 | Derrick Wu | 30.36 | 10 | A Min | AA: 29.89 (+0.47s | 1.5%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 140 | Michael Greenspan | 30.37 | 9 | A Min | AA: 29.89 (+0.48s | 1.6%) | New York Sharks Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 141 | Brayden Lee | 30.38 | 10 | A Min | AA: 29.89 (+0.49s | 1.6%) | Dedham Health Hydra | 03/20/2026 | 2026 NE NSSC March Madness At MIT | |
| 142 | August Crable | 30.38 | 10 | A Min | AA: 29.89 (+0.49s | 1.6%) | DC Dept Of Parks and Recreatio | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 143 | Zachary Snyder | 30.40 | 10 | A Min | AA: 29.89 (+0.51s | 1.7%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 144 | Mason Yu | 30.40 | 10 | A Min | AA: 29.89 (+0.51s | 1.7%) | Qns Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 145 | Thomas Litton | 30.42 | 10 | A Min | AA: 29.89 (+0.53s | 1.7%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 146 | Quentin Lin | 30.42 | 9 | A Min | AA: 29.89 (+0.53s | 1.7%) | Eastern Nassau Aquatic Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 147 | Patrick Riley | 30.43 | 10 | A Min | AA: 29.89 (+0.54s | 1.8%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 148 | Seth Overstreet | 30.43 | 10 | A Min | AA: 29.89 (+0.54s | 1.8%) | Quest Swimming | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 149 | Kannon Koser | 30.45 | 10 | A Min | AA: 29.89 (+0.56s | 1.8%) | Cavalier Aquatics/Piedmont Fam | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 150 | Edison Smink | 30.50 | 10 | A Min | AA: 29.89 (+0.61s | 2.0%) | 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.