USA Girls 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 8401 | Catherine Skoff | 48.15 | 10 | B Min | BB: 43.29 (+4.86s | 10.1%) | Carolina Aquatic Team | 02/14/2026 | 2026 CAT Valentine Splash | |
| 8402 | Addison Silvers | 48.15 | 9 | B Min | BB: 43.29 (+4.86s | 10.1%) | Asheville Jewish Community Cen | 02/07/2026 | 2026 Swim Your Heart Out | |
| 8403 | Abigail Vorberg | 48.15 | 10 | B Min | BB: 43.29 (+4.86s | 10.1%) | Southern Utah Swimming Associa | 09/12/2025 | Sep 2025 SUSA Blue Black White Intrasquad | |
| 8404 | Julia Koval | 48.15 | 9 | B Min | BB: 43.29 (+4.86s | 10.1%) | Potomac Marlins | 02/20/2026 | 2026 FXFX Forty Niner | |
| 8405 | Nora Forde | 48.15 | 8 | B Min | BB: 43.29 (+4.86s | 10.1%) | The Fish | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 8406 | Clare Hambrook | 48.15 | 10 | B Min | BB: 43.29 (+4.86s | 10.1%) | Pompano Beach Piranhas | 02/06/2026 | Friendship Meet 2026 | |
| 8407 | Livia Godfrey | 48.15 | 11 | B Min | BB: 43.29 (+4.86s | 10.1%) | Plymouth Canton Cruisers | 02/27/2026 | 2026 Junior Cup | |
| 8408 | Kirby McDonald | 48.15 | 10 | B Min | BB: 43.29 (+4.86s | 10.1%) | Enfinity Aquatic Club | 12/19/2025 | EAC Winter Invitational | |
| 8409 | Sarah Davidson | 48.16 | 8 | B Min | BB: 43.29 (+4.87s | 10.1%) | Tide Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 8410 | Emma Henderson | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Frederick Area Swim Team | 01/11/2026 | 2026 FOX January Distance Sprint Meet | |
| 8411 | Madelyn Curtis | 48.16 | 7 | B Min | BB: 43.29 (+4.87s | 10.1%) | Velocity Aquatics | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 8412 | Reagan Story | 48.16 | 7 | B Min | BB: 43.29 (+4.87s | 10.1%) | Ensworth Aquatics | 11/07/2025 | TNAQ 2025 FALL INVITATIONAL | |
| 8413 | Maggie Welch | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | North Gate Aquatics Club | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 8414 | Margaret Finn | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | YMCA Presidio Aquatics | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 8415 | Eleanor O'Neill | 48.16 | 10 | B Min | BB: 43.29 (+4.87s | 10.1%) | Webbs Tornadoes Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 8416 | Phoebe Bowers | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Northfield Swim Club | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 8417 | Poppy Sroka | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Sleepy Hollow | 11/10/2024 | Fall Jamboree Invitational 2024 | |
| 8418 | Lyla Sidney | 48.16 | 8 | B Min | BB: 43.29 (+4.87s | 10.1%) | Marlins Of Raleigh | 10/24/2025 | 2025 MOR Kick Off | |
| 8419 | Margaret Stinnett | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Baylor Swim Club | 09/20/2025 | 2025 Fall Kickoff Classic Meet Copied | |
| 8420 | Sarina Tharakan | 48.16 | 10 | B Min | BB: 43.29 (+4.87s | 10.1%) | South Lyon Aquatics | 01/16/2026 | SLA Arctic Blast 2026 | |
| 8421 | Jennifer Breit | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | West Express Swim Team | 02/07/2026 | 2026 MN WEST EXPRESS LAST CHANCE MEET | |
| 8422 | Landry Lechuk | 48.16 | 10 | B Min | BB: 43.29 (+4.87s | 10.1%) | Florida Elite Swimming | 02/13/2026 | 19th Annual TBAY Gasparilla Races 2026 | |
| 8423 | Ludovica D'Amelj | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 8424 | Eliza Vavrichek | 48.17 | 7 | B Min | BB: 43.29 (+4.88s | 10.1%) | Olympic Cascade Aquatics | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 8425 | Isla Buehler | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | YMCA of the Triangle Area Swim | 01/17/2026 | 2026 YBAC Blizzard Invitational | |
| 8426 | Isabelle Marquez | 48.17 | 10 | B Min | BB: 43.29 (+4.88s | 10.1%) | YMCA OF Western North Carolina | 01/17/2026 | 2026 AJCC Snowball Ramble Meet | |
| 8427 | Liv Wilhelmsen | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | South Davis Aquatics Team | 02/22/2025 | Time Trial Feb 22 SDAT | |
| 8428 | Maggie Katzman | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | Jcc Sea Serpents | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 8429 | Miabela Swanson | 48.17 | 8 | B Min | BB: 43.29 (+4.88s | 10.1%) | Pompano Beach Piranhas | 02/06/2026 | Friendship Meet 2026 | |
| 8430 | Mila Pender | 48.17 | 8 | B Min | BB: 43.29 (+4.88s | 10.1%) | Nova of Virginia | 10/04/2025 | NOVA 12 Under Kick Off Copied | |
| 8431 | Maria Snow | 48.17 | 8 | B Min | BB: 43.29 (+4.88s | 10.1%) | Jcc Jellyfish Club | 11/07/2024 | 2024 OA Thanksgiving Turkey Meet | |
| 8432 | Aria He | 48.17 | 8 | B Min | BB: 43.29 (+4.88s | 10.1%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 8433 | Charlotte Hursley | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 12/06/2025 | SLA Holiday Blast | |
| 8434 | Madeline Marante | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | North Palm Beach Swim Club | 11/21/2025 | 2025 NPB Turkey Invite | |
| 8435 | Harper Durrant | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | The Capitol Sea Devils | 01/24/2026 | 2026 SDS Polar Bear Invitational | |
| 8436 | Abigail Widrick | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Jersey Wahoos | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 8437 | Sloane Moggach | 48.18 | 9 | B Min | BB: 43.29 (+4.89s | 10.1%) | Swim Streamline at Northampton | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 8438 | Lillian Hatchett | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Martinsville Marlins | 01/02/2026 | 2026 LY Winter Invitational | |
| 8439 | Abby Wrixon | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Carrollton Bluefins | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 8440 | Imani Grover | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Bulldog Aquatic Club | 11/21/2025 | 2025 SST Fall Classic | |
| 8441 | Noelle Tiba | 48.18 | 9 | B Min | BB: 43.29 (+4.89s | 10.1%) | West Florida Lightning Aquatic | 10/10/2025 | WFLA Halloween Invitational | |
| 8442 | Emma McDougall | 48.18 | 9 | B Min | BB: 43.29 (+4.89s | 10.1%) | Coronado Swim -team Elite | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 8443 | Harper Peters | 48.18 | 9 | B Min | BB: 43.29 (+4.89s | 10.1%) | Metro Marlins Swim Team | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | |
| 8444 | Siyaa Bakane | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Hockomock Area YMCA Lightning | 10/04/2025 | 2025 NE CRIM IMR PENTATHLON Copied | |
| 8445 | Abigail Gaudet | 48.19 | 9 | B Min | BB: 43.29 (+4.90s | 10.2%) | Anglerfish Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 8446 | Amelie Rutishauser | 48.19 | 9 | B Min | BB: 43.29 (+4.90s | 10.2%) | Empire Swimming | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 8447 | Audrey Moore | 48.19 | 8 | B Min | BB: 43.29 (+4.90s | 10.2%) | Aquawolves Swimming | 01/16/2026 | 2026 CO CUDA Classic | |
| 8448 | Courtney Carroll | 48.19 | 9 | B Min | BB: 43.29 (+4.90s | 10.2%) | Fort Collins Area Swim Team | 02/08/2025 | 2025 CO NCS 10 U Winter Spectacular | |
| 8449 | Maya Storck | 48.19 | 8 | B Min | BB: 43.29 (+4.90s | 10.2%) | Asheville Jewish Community Cen | 02/07/2026 | 2026 Swim Your Heart Out | |
| 8450 | Margaret Olson | 48.19 | 9 | B Min | BB: 43.29 (+4.90s | 10.2%) | Westbrook Seals | 10/24/2025 | Boofish Halloween Meet | |
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.