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 | |
|---|---|---|---|---|---|---|---|---|---|
| 901 | Ethan Vasilescu | 48.12 | 10 | B Min | BB: 47.69 (+0.43s | 0.9%) | All Star Aquatics | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 902 | Alexander Pevzner | 48.13 | 10 | B Min | BB: 47.69 (+0.44s | 0.9%) | Ridgewood YMCA Breakers Swim T | 10/10/2025 | 2025 MR COND October Fall Festival | |
| 903 | Harrison Adair | 48.13 | 10 | B Min | BB: 47.69 (+0.44s | 0.9%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 904 | Jacob Lee | 48.13 | 7 | B Min | BB: 47.69 (+0.44s | 0.9%) | Twisters Swim Club | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 905 | 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 | |
| 906 | Oliver Penfield | 48.14 | 9 | B Min | BB: 47.69 (+0.45s | 0.9%) | Hydra Aquatics | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 907 | William Heath | 48.14 | 9 | B Min | BB: 47.69 (+0.45s | 0.9%) | YMCA of Greater Nashua Storm | 10/10/2025 | 2025 NE CRA October Distance Specialty Meet | |
| 908 | Christian Hochberg | 48.16 | 10 | B Min | BB: 47.69 (+0.47s | 1.0%) | All Star Aquatics | 10/11/2025 | 2025 ASA October Kick Off | |
| 909 | Joshua Lee | 48.16 | 9 | B Min | BB: 47.69 (+0.47s | 1.0%) | Quince Orchard Swim Academy | 10/25/2025 | 2025 PAC 10 Under RockHopper Penguin Meet | |
| 910 | 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 | |
| 911 | Christopher Magness | 48.18 | 10 | B Min | BB: 47.69 (+0.49s | 1.0%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 912 | Maximus Vargas | 48.20 | 9 | B Min | BB: 47.69 (+0.51s | 1.1%) | Centreville Swim Club | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 913 | Daniel Hnativ | 48.20 | 10 | B Min | BB: 47.69 (+0.51s | 1.1%) | Westport Weston Family YMCA Wa | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 914 | Lucas Putman | 48.22 | 9 | B Min | BB: 47.69 (+0.53s | 1.1%) | Frederick Area Swim Team | 09/26/2025 | RAC First Splash 2025 | |
| 915 | Enoch Li | 48.22 | 10 | B Min | BB: 47.69 (+0.53s | 1.1%) | H2okie Aquatics | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 916 | Pierre Kroely | 48.23 | 10 | B Min | BB: 47.69 (+0.54s | 1.1%) | Machine Aquatics | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 917 | Mason Lee | 48.23 | 10 | B Min | BB: 47.69 (+0.54s | 1.1%) | Hydra Aquatics | 11/21/2025 | 2025 Fall Festivus | |
| 918 | Orion Wu | 48.23 | 10 | B Min | BB: 47.69 (+0.54s | 1.1%) | Central Queens Ym-Ywha | 09/27/2025 | 2025 MR SSC TYR September Sprint Invitational | |
| 919 | Connor Lee | 48.23 | 7 | B Min | BB: 47.69 (+0.54s | 1.1%) | Condors Swim Club | 11/09/2025 | 2025 MR BGNW November 8 Under Invitational | |
| 920 | Maximus Erhardt | 48.24 | 10 | B Min | BB: 47.69 (+0.55s | 1.1%) | Cardinal and Gold Aquatics | 10/03/2025 | 2025 Aimee McCormick Turrall Memorial Meet | |
| 921 | August Crable | 48.24 | 10 | B Min | BB: 47.69 (+0.55s | 1.1%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 922 | William Fry | 48.25 | 9 | B Min | BB: 47.69 (+0.56s | 1.2%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 923 | Jacob Bowes | 48.26 | 10 | B Min | BB: 47.69 (+0.57s | 1.2%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 924 | Oren McCallum | 48.26 | 10 | B Min | BB: 47.69 (+0.57s | 1.2%) | Nation\\\\\\'s Capital Swim Club | 10/10/2025 | 2025 PV October Open Claude Moore | |
| 925 | Andrew Nowell | 48.29 | 10 | B Min | BB: 47.69 (+0.60s | 1.2%) | Oyster River Otters | 11/16/2025 | 2025 NE ORO November Meet Copied | |
| 926 | Nolan Loera | 48.29 | 9 | B Min | BB: 47.69 (+0.60s | 1.2%) | Prince William Swim Club | 01/17/2026 | 2026 Duck Bowl | |
| 927 | Sebastien Alhassan | 48.30 | 10 | B Min | BB: 47.69 (+0.61s | 1.3%) | Holyoke YMCA Vikings | 10/24/2025 | 2025 NE HYV A Halloween Havoc | |
| 928 | Logan Castillo | 48.30 | 8 | B Min | BB: 47.69 (+0.61s | 1.3%) | Long Island Aquatic Club | 10/25/2025 | 2025 MR LIAC Chappy S Invitational | |
| 929 | Alexander Buckner | 48.30 | 10 | B Min | BB: 47.69 (+0.61s | 1.3%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 930 | 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 | |
| 931 | Virgil McMullen | 48.30 | 10 | B Min | BB: 47.69 (+0.61s | 1.3%) | Lynchburg YMCA Swim Team | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 932 | Walter Lientz | 48.31 | 8 | B Min | BB: 47.69 (+0.62s | 1.3%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 933 | 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 | |
| 934 | Leo Pesin | 48.35 | 10 | B Min | BB: 47.69 (+0.66s | 1.4%) | All Star Aquatics | 11/14/2025 | 2025PV November Open Fairland | |
| 935 | Parker Swinehart | 48.36 | 9 | B Min | BB: 47.69 (+0.67s | 1.4%) | Hydra Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 936 | Kane Exavier | 48.36 | 10 | B Min | BB: 47.69 (+0.67s | 1.4%) | Long Island Express | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 937 | Chase Hoffman | 48.36 | 9 | B Min | BB: 47.69 (+0.67s | 1.4%) | Naval Academy Aquatic Club | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 938 | Elliot Ryan | 48.36 | 10 | B Min | BB: 47.69 (+0.67s | 1.4%) | Merritt Athletic Swimming | 11/14/2025 | Harvest Festival 2025 | |
| 939 | Samuel Hicks | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | Hudson Valley Dolphins | 12/12/2025 | 2025 MR RFAC Elizabeth Miller Holiday Invite | |
| 940 | Emmett Fox | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 941 | Hudson Velarde | 48.40 | 10 | B Min | BB: 47.69 (+0.71s | 1.5%) | York Swim Club of Northern Vir | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 942 | Rainan Joshi | 48.41 | 9 | B Min | BB: 47.69 (+0.72s | 1.5%) | Columbia Aquatics Association | 11/07/2025 | 2025 Marlins Invitational | |
| 943 | 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 | |
| 944 | Kyle Teng | 48.43 | 8 | B Min | BB: 47.69 (+0.74s | 1.5%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 945 | Daniel Cao | 48.45 | 9 | B Min | BB: 47.69 (+0.76s | 1.6%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 946 | Lerone Davis | 48.45 | 8 | B Min | BB: 47.69 (+0.76s | 1.6%) | Manhattan Makos | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 947 | 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 | |
| 948 | Andy Zhang | 48.46 | 9 | B Min | BB: 47.69 (+0.77s | 1.6%) | Oyster River Otters | 02/07/2026 | 2026 NE ORO February Meet | |
| 949 | Jesper Lin | 48.47 | 10 | B Min | BB: 47.69 (+0.78s | 1.6%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 950 | Luca Edwards | 48.49 | 9 | B Min | BB: 47.69 (+0.80s | 1.6%) | Life Time Mid Atlantic Swim Te | 02/07/2026 | 2026 MAKO QUALIFIER | |
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.