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 | |
|---|---|---|---|---|---|---|---|---|---|
| 7501 | Karina Rivera | 48.50 | 10 | B Min | BB: 43.29 (+5.21s | 10.7%) | Tiburon Swim Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 7502 | Parineeta Mehta | 48.50 | 9 | B Min | BB: 43.29 (+5.21s | 10.7%) | Rancho Family YMCA | 06/14/2026 | 2026 SI SEA 14u Rising Stars 2 Jun 14 | |
| 7503 | Lux Thompson | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | Swim Streamline at Northampton | 11/02/2024 | SSAN 2024 Fall Invite | |
| 7504 | Adira Pawar | 48.51 | 9 | B Min | BB: 43.29 (+5.22s | 10.8%) | California Dolphins Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 7505 | Emma Roberts | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | North Coast Aquatics | 10/11/2025 | 2025 SI RSD All Ages B C Meet | |
| 7506 | Quinn Carlington | 48.51 | 9 | B Min | BB: 43.29 (+5.22s | 10.8%) | Drop Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 7507 | Izabella Smith | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | Legacy Aquatics | 05/17/2025 | 2025 John DeRoest Sextathlon Swim Meet | |
| 7508 | Iliana Taylor | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | Salem Swim Club | 02/08/2026 | 2026 AAA SC Final Countdown Open | |
| 7509 | Olive Guarnaccia | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | Edina Swim Club | 02/21/2026 | 2026 MN MONC MN Bronze Championship Copied | |
| 7510 | Katie Hisaw | 48.51 | 9 | B Min | BB: 43.29 (+5.22s | 10.8%) | Com Aquatics | 11/14/2025 | 2025 ST AAAA AH PW NC Invite | |
| 7511 | Roah Carle | 48.51 | 10 | B Min | BB: 43.29 (+5.22s | 10.8%) | Fairfax Foxes Swimming | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 7512 | Lisa Matsuoka-Motegi | 48.51 | 8 | B Min | BB: 43.29 (+5.22s | 10.8%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 7513 | Loretta Watt | 48.52 | 9 | B Min | BB: 43.29 (+5.23s | 10.8%) | South Whidbey Island Stingrays | 02/07/2026 | 2026 PN TAC Island Express | |
| 7514 | Berkley Sentz | 48.52 | 8 | B Min | BB: 43.29 (+5.23s | 10.8%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 7515 | Aliyah Pena | 48.52 | 9 | B Min | BB: 43.29 (+5.23s | 10.8%) | Alamo Area Aquatic Association | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 7516 | Elena Zhu | 48.52 | 9 | B Min | BB: 43.29 (+5.23s | 10.8%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 7517 | Julia Oliveira | 48.52 | 9 | B Min | BB: 43.29 (+5.23s | 10.8%) | All Star Aquatics | 10/11/2025 | 2025 ASA October Kick Off | |
| 7518 | Mia Messina | 48.52 | 8 | B Min | BB: 43.29 (+5.23s | 10.8%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 7519 | Evelyn Eichelberger | 48.52 | 9 | B Min | BB: 43.29 (+5.23s | 10.8%) | Walla Walla Swim Club | 04/25/2026 | 2026 WWSC Sweet Onion Meet Copied | |
| 7520 | Taylor Norman | 48.53 | 8 | B Min | BB: 43.29 (+5.24s | 10.8%) | New York Sharks Aquatics | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 7521 | Brooklyn Seton | 48.53 | 9 | B Min | BB: 43.29 (+5.24s | 10.8%) | Quince Orchard Swim Academy | 10/10/2025 | 2025 PV October Open Fairland | |
| 7522 | Emmaline Montague | 48.53 | 9 | B Min | BB: 43.29 (+5.24s | 10.8%) | Denver Triton Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 7523 | Mary Boshier | 48.53 | 10 | B Min | BB: 43.29 (+5.24s | 10.8%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 7524 | Quinn Braun | 48.53 | 10 | B Min | BB: 43.29 (+5.24s | 10.8%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 7525 | Rayne Doty | 48.53 | 9 | B Min | BB: 43.29 (+5.24s | 10.8%) | Laso Marlins | 09/27/2025 | 2025 Red Piranha Swimming SC Kickoff | |
| 7526 | Luciana Campagnuolo | 48.53 | 10 | B Min | BB: 43.29 (+5.24s | 10.8%) | Long Island Express | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 7527 | Sein Moon | 48.53 | 9 | B Min | BB: 43.29 (+5.24s | 10.8%) | Pleasanton Seahawks | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 7528 | Maya Tahiroglu | 48.53 | 8 | B Min | BB: 43.29 (+5.24s | 10.8%) | Twisters Swim Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 7529 | Alicia Rodriguez | 48.53 | 8 | B Min | BB: 43.29 (+5.24s | 10.8%) | Life Time Southeast | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 7530 | Ellie Collins | 48.54 | 8 | B Min | BB: 43.29 (+5.25s | 10.8%) | Foothills Swim Team | 03/13/2026 | Mile High Championship Invitational | |
| 7531 | Alice Thompson | 48.54 | 8 | B Min | BB: 43.29 (+5.25s | 10.8%) | Executive Swim Club | 11/01/2025 | 2025 NE YNS IMX IMR Meet Copied | |
| 7532 | Claire Moody | 48.54 | 9 | B Min | BB: 43.29 (+5.25s | 10.8%) | Bethesda-Chevy Chase YMCA | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 7533 | Saanvi Acharekar | 48.54 | 10 | B Min | BB: 43.29 (+5.25s | 10.8%) | Seminole Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 7534 | Simone Murray | 48.55 | 9 | B Min | BB: 43.29 (+5.26s | 10.8%) | Jupiter Dragons Swim Team | 06/27/2026 | Firecracker Meet 2026 | |
| 7535 | Allison Vargas | 48.55 | 10 | B Min | BB: 43.29 (+5.26s | 10.8%) | Grand Rapids Aquatics | 11/15/2025 | 2025 GR Gales Of November Open Invitational | |
| 7536 | Emilie Ringwald Torres | 48.55 | 9 | B Min | BB: 43.29 (+5.26s | 10.8%) | Utica Shelby Swim Club | 12/09/2025 | USSC Holiday Intersquad | |
| 7537 | Journey Abraham | 48.55 | 8 | B Min | BB: 43.29 (+5.26s | 10.8%) | Monocacy Aquatic Club | 05/02/2026 | 2026 MAC May Hem Mini Meet | |
| 7538 | Harper Pike | 48.55 | 7 | B Min | BB: 43.29 (+5.26s | 10.8%) | Oyster River Otters | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 7539 | Lyra Tamang | 48.55 | 7 | B Min | BB: 43.29 (+5.26s | 10.8%) | Pearland Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 7540 | Lucy Kushiner | 48.55 | 9 | B Min | BB: 43.29 (+5.26s | 10.8%) | Royal Swimming | 10/04/2025 | 2025 LIFE ROYAL Fall Frenzy | |
| 7541 | Margo Zide | 48.55 | 9 | B Min | BB: 43.29 (+5.26s | 10.8%) | YMCA of Virginia\\\\\\'s Blue Ridge | 03/07/2026 | PYSA Champs 2026 | |
| 7542 | Rhea Mehta | 48.55 | 9 | B Min | BB: 43.29 (+5.26s | 10.8%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 7543 | Aria Carballo | 48.56 | 10 | B Min | BB: 43.29 (+5.27s | 10.9%) | Danvers YMCA Dolfins | 05/09/2026 | 2026 NE INST Pentathlon | |
| 7544 | Macie Merkling | 48.56 | 9 | B Min | BB: 43.29 (+5.27s | 10.9%) | Dexter Community Aquatic Club | 01/10/2026 | DCAC Go The Distance 2026 | |
| 7545 | Jade Cryer | 48.56 | 10 | B Min | BB: 43.29 (+5.27s | 10.9%) | Capital Area Aquatics | 12/13/2025 | 2025 ST SRG HOHOHO Howorth Classic | |
| 7546 | Skylar Buyanovskiy | 48.56 | 9 | B Min | BB: 43.29 (+5.27s | 10.9%) | Life Time Southeast | 10/25/2025 | 2025 Martha Bass Invitational Copied | |
| 7547 | Elin Langenbrunner | 48.56 | 8 | B Min | BB: 43.29 (+5.27s | 10.9%) | Leesburg Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 7548 | Shelby Dietz | 48.56 | 8 | B Min | BB: 43.29 (+5.27s | 10.9%) | Douglas Dolfins Swim Team | 06/13/2026 | Bishop Invitational 2026 | |
| 7549 | Aquinna Allen | 48.56 | 9 | B Min | BB: 43.29 (+5.27s | 10.9%) | Connecticut River Valley Sting | 03/01/2026 | 2026 NE UVAC 14 And Under Pentathlon | |
| 7550 | Teagan Spinosa | 48.56 | 7 | B Min | BB: 43.29 (+5.27s | 10.9%) | T2 Aquatics | 02/27/2026 | 2026 T2 Area 5 Championships | |
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.