USA Boys 10 & under - 50 Y Back
These rankings show the swimmers' placement within the United States.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5451 | Boone Day | 47.84 | 8 | B Min | BB: 42.89 (+4.95s | 10.3%) | Bend Swim Club | 02/04/2026 | 2026 Bend Swim Club Intersquad Challenger | |
| 5452 | Edison Rosenberg | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 5453 | Aaron Chai | 47.84 | 9 | B Min | BB: 42.89 (+4.95s | 10.3%) | Seattle Metropolitan Aquatic C | 04/25/2026 | 2026 PN SSCD Spring Open Approved | |
| 5454 | Sawyer Lee | 47.85 | 9 | B Min | BB: 42.89 (+4.96s | 10.4%) | Bgc-N. Westchester Marlins | 01/30/2026 | 2026 MR BGNW February Freeze Invitational | |
| 5455 | Liam Webb | 47.85 | 10 | B Min | BB: 42.89 (+4.96s | 10.4%) | West Texas Typhoon | 09/20/2026 | 2026 BD Del Norte #1 | |
| 5456 | Joseph Heath | 47.85 | 10 | B Min | BB: 42.89 (+4.96s | 10.4%) | South Boston Sea Serpents | 03/07/2026 | PYSA Champs 2026 | |
| 5457 | Aiden Lin | 47.85 | 8 | B Min | BB: 42.89 (+4.96s | 10.4%) | Los Gatos Swim Club | 10/03/2026 | Quicksilver Santa Cruz Competencia 2026 | |
| 5458 | Connor Tegeler | 47.85 | 10 | B Min | BB: 42.89 (+4.96s | 10.4%) | Vacaville Swim Club | 10/02/2026 | 2026 VACA Harvest Hustle Swim Meet | |
| 5459 | William Kusterer | 47.85 | 8 | B Min | BB: 42.89 (+4.96s | 10.4%) | Lexington Dolphins | 10/17/2026 | LEXD FinFest | |
| 5460 | Troy Getreuer | 47.85 | 10 | B Min | BB: 42.89 (+4.96s | 10.4%) | Pacifica Sea Lions | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | |
| 5461 | Kai Miller | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State Championships | |
| 5462 | John Morris | 47.86 | 7 | B Min | BB: 42.89 (+4.97s | 10.4%) | Naval Academy Aquatic Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | |
| 5463 | Ocean Samaniego | 47.86 | 8 | B Min | BB: 42.89 (+4.97s | 10.4%) | Manhattan Makos | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 5464 | Noah Pilkington | 47.86 | 8 | B Min | BB: 42.89 (+4.97s | 10.4%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 5465 | Leelynn Nelson | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Unattached | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 5466 | Greyson Fritz | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 5467 | Callahan Ford | 47.86 | 9 | B Min | BB: 42.89 (+4.97s | 10.4%) | Evergreen Hurricanes | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | |
| 5468 | Tristan Hou | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Scarlet Aquatics | 02/07/2026 | 2026 Scarlet IMX Superbowl | |
| 5469 | Jackson Bisson | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Brookings Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 5470 | Luca Bertolino | 47.86 | 10 | B Min | BB: 42.89 (+4.97s | 10.4%) | Bergen Barracudas Swim Team | 02/14/2026 | 2026 Will You BB Mine | |
| 5471 | Luka Tikuisis | 47.86 | 8 | B Min | BB: 42.89 (+4.97s | 10.4%) | Sarasota Sharks | 09/18/2026 | 2026 Sharks IMX Challenge | |
| 5472 | Arthur Fortin | 47.86 | 9 | B Min | BB: 42.89 (+4.97s | 10.4%) | Huntsville Swim Association | 12/05/2025 | 2025 Holiday Classic | |
| 5473 | Daniel McLain | 47.87 | 9 | B Min | BB: 42.89 (+4.98s | 10.4%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 5474 | Grayson Ahles | 47.87 | 10 | B Min | BB: 42.89 (+4.98s | 10.4%) | Saint Petersburg Aquatics | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 5475 | Theodore Maxfield | 47.87 | 10 | B Min | BB: 42.89 (+4.98s | 10.4%) | Pikes Peak Athletics | 10/16/2026 | 2026 CO PPA Harvest Heats | |
| 5476 | Austin Shinohara | 47.88 | 7 | B Min | BB: 42.89 (+4.99s | 10.4%) | Twisters Swim Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 5477 | Declan Adler Hickey | 47.88 | 9 | B Min | BB: 42.89 (+4.99s | 10.4%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 VSTP Polar Plunge | |
| 5478 | Sam Signer | 47.88 | 10 | B Min | BB: 42.89 (+4.99s | 10.4%) | Unatached | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 5479 | Branch Mills | 47.88 | 10 | B Min | BB: 42.89 (+4.99s | 10.4%) | YMCA of the Triangle Area Swim | 12/05/2025 | 2025 TYDE Winter Championship | |
| 5480 | Colton Cain | 47.89 | 9 | B Min | BB: 42.89 (+5.00s | 10.4%) | Charlotte County Swimming | 02/21/2026 | CCS Last Chance Meet Feb 2026 | |
| 5481 | Evan Chang | 47.89 | 9 | B Min | BB: 42.89 (+5.00s | 10.4%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 5482 | Caleb Kelly | 47.89 | 9 | B Min | BB: 42.89 (+5.00s | 10.4%) | Frederick Area Swim Team | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5483 | Grayson Tanner | 47.89 | 10 | B Min | BB: 42.89 (+5.00s | 10.4%) | Excel Aquatics | 09/25/2026 | 2026 Excel Aquatics Fall Fest Invite | |
| 5484 | Kenneth Chao | 47.90 | 8 | B Min | BB: 42.89 (+5.01s | 10.5%) | Trident Aquatic Club | 02/28/2026 | 2026 MR TVSC St Patrick S Day 8 Under Meet | |
| 5485 | Qianxun Zhu | 47.90 | 8 | B Min | BB: 42.89 (+5.01s | 10.5%) | Pipeline Swimming | 12/12/2025 | 2025 HARRY MEISEL WEST | |
| 5486 | Nolan Chitwood | 47.90 | 10 | B Min | BB: 42.89 (+5.01s | 10.5%) | Parkway-Rockwood Gateway Swim | 10/09/2026 | Fall Festival Invitational | |
| 5487 | Braylen Fenech | 47.91 | 9 | B Min | BB: 42.89 (+5.02s | 10.5%) | Brighton Aquatics Bull Sharks | 02/28/2026 | 2026 Last Chance Meet | |
| 5488 | Oran Powers | 47.91 | 8 | B Min | BB: 42.89 (+5.02s | 10.5%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 5489 | Aaron Noormagi | 47.91 | 9 | B Min | BB: 42.89 (+5.02s | 10.5%) | Eagle Aquatics | 09/26/2026 | Eagle Fall Invite 2026 | |
| 5490 | Burke Fossee | 47.92 | 8 | B Min | BB: 42.89 (+5.03s | 10.5%) | Pointe Aquatics | 01/10/2026 | 2026 PA Invite | |
| 5491 | Everett Lesnau | 47.92 | 8 | B Min | BB: 42.89 (+5.03s | 10.5%) | Plymouth Canton Cruisers | 02/27/2026 | 2026 Junior Cup | |
| 5492 | Daniel Bizyayev | 47.92 | 10 | B Min | BB: 42.89 (+5.03s | 10.5%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 5493 | Tristan Osborne | 47.92 | 10 | B Min | BB: 42.89 (+5.03s | 10.5%) | Altavista Area YMCA Dolphins | 03/07/2026 | PYSA Champs 2026 | |
| 5494 | Miles Cappola | 47.92 | 10 | B Min | BB: 42.89 (+5.03s | 10.5%) | Annapolis Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 5495 | Aaron Malave | 47.92 | 7 | B Min | BB: 42.89 (+5.03s | 10.5%) | Blue Marlins Of Hialeah Garden | 09/19/2026 | 2026 Scotty Invite | |
| 5496 | Patrick Drury Deza | 47.92 | 9 | B Min | BB: 42.89 (+5.03s | 10.5%) | Hickam Hurricanes | 10/24/2026 | 2026 HI 26th Annual Bill Smith Invitational | |
| 5497 | Weston Studdert | 47.92 | 10 | B Min | BB: 42.89 (+5.03s | 10.5%) | Mexico Tiger Sharks | 10/16/2026 | Mexico Tiger Sharks October Meet 2026 | |
| 5498 | Byron Helsper | 47.92 | 10 | B Min | BB: 42.89 (+5.03s | 10.5%) | Treasure Coast Swimming | 10/10/2026 | TCSC Fall Invitational | |
| 5499 | Raghav Katiyar | 47.92 | 9 | B Min | BB: 42.89 (+5.03s | 10.5%) | Princeton Tiger Aquatic Club | 10/23/2026 | 2026 Fall Festival Of X Cellence | |
| 5500 | Asher Todd | 47.93 | 9 | B Min | BB: 42.89 (+5.04s | 10.5%) | Hillsborough Aquatic Club | 12/12/2025 | Triad Tropic Invitational Copied | |
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.