Eastern Zone Zone Girls 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Josephine Harvey | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | 92ny Flying Dolphins | 11/14/2025 | 2025 MR COND November IMX Invitational | |
| 2002 | Lillian Pierce | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Patuxent Aquatics Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 2003 | Milla Szenasi | 48.11 | 8 | B Min | BB: 43.29 (+4.82s | 10.0%) | Metro Area Life Time | 02/21/2026 | CAT 12 Under Silver Bronze Champs Region A | |
| 2004 | Charlotte Anderson | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Executive Swim Club | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 2005 | Ahnya Zhou | 48.12 | 8 | B Min | BB: 43.29 (+4.83s | 10.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 2006 | Isla Galvin | 48.12 | 10 | B Min | BB: 43.29 (+4.83s | 10.0%) | Portland Porpoise Swim Club | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 2007 | Nina Wang | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 2008 | Wren Fallon | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 2009 | Susanne Jordan | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | York Swim Club of Northern Vir | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 2010 | Grace O'Keefe | 48.13 | 10 | B Min | BB: 43.29 (+4.84s | 10.1%) | Bluefish Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 2011 | Frances Thirolf | 48.13 | 6 | B Min | BB: 43.29 (+4.84s | 10.1%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 2012 | Asiri Cerda | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 2013 | Penelope Orozco | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Roosevelt Island Marlins Swim | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 2014 | Nora Forde | 48.15 | 8 | B Min | BB: 43.29 (+4.86s | 10.1%) | The Fish | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 2015 | Julia Koval | 48.15 | 9 | B Min | BB: 43.29 (+4.86s | 10.1%) | Potomac Marlins | 02/20/2026 | 2026 FXFX Forty Niner | |
| 2016 | Shaena Clear | 48.15 | 9 | B Min | BB: 43.29 (+4.86s | 10.1%) | Condors Swim Club | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2017 | 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 | |
| 2018 | 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 | |
| 2019 | Sarah Davidson | 48.16 | 9 | B Min | BB: 43.29 (+4.87s | 10.1%) | Tide Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 2020 | 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 | |
| 2021 | 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 | |
| 2022 | 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 | |
| 2023 | 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 | |
| 2024 | Isabel Lazzaruolo | 48.17 | 9 | B Min | BB: 43.29 (+4.88s | 10.1%) | Princeton Piranhas Swim Team | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 2025 | Lillian Hatchett | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Martinsville Marlins | 01/02/2026 | 2026 LY Winter Invitational | |
| 2026 | Abigail Widrick | 48.18 | 10 | B Min | BB: 43.29 (+4.89s | 10.1%) | Jersey Wahoos | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 2027 | Soledad Rader | 48.19 | 9 | B Min | BB: 43.29 (+4.90s | 10.2%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 2028 | Margaret Olson | 48.19 | 10 | B Min | BB: 43.29 (+4.90s | 10.2%) | Westbrook Seals | 10/24/2025 | Boofish Halloween Meet | |
| 2029 | 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 | |
| 2030 | 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 | |
| 2031 | Hope Dargan | 48.20 | 10 | B Min | BB: 43.29 (+4.91s | 10.2%) | Prince William Swim Club | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 2032 | Harlowe Hart | 48.20 | 8 | B Min | BB: 43.29 (+4.91s | 10.2%) | Danvers YMCA Dolfins | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 2033 | Alara Goker | 48.20 | 9 | B Min | BB: 43.29 (+4.91s | 10.2%) | Life Time Fitness New York Swi | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 2034 | Orla Strubel | 48.21 | 9 | B Min | BB: 43.29 (+4.92s | 10.2%) | Ygb Sea Dragons | 01/10/2026 | 2026 NE YNS YMCA Eastern MA Districts | |
| 2035 | Betheny Bethel | 48.21 | 8 | B Min | BB: 43.29 (+4.92s | 10.2%) | WeAquatics | 12/06/2025 | 2025 PAC 11 Over Snow Globe Champs | |
| 2036 | Maeve McMahon | 48.22 | 10 | B Min | BB: 43.29 (+4.93s | 10.2%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 2037 | Sofia Gabriel | 48.22 | 10 | B Min | BB: 43.29 (+4.93s | 10.2%) | DC Dept Of Parks and Recreatio | 05/22/2026 | 2026 ISCA National Diversity Swim Champ | |
| 2038 | Aaleyah Hutchinson | 48.22 | 9 | B Min | BB: 43.29 (+4.93s | 10.2%) | Middies Wave Ryders | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2039 | Brynlee Brockbank | 48.22 | 9 | B Min | BB: 43.29 (+4.93s | 10.2%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 2040 | Sophie Harr | 48.22 | 9 | B Min | BB: 43.29 (+4.93s | 10.2%) | Crimson Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 2041 | Jane Kernan | 48.23 | 10 | B Min | BB: 43.29 (+4.94s | 10.2%) | Condors Swim Club | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 2042 | Zayna Jafri | 48.23 | 10 | B Min | BB: 43.29 (+4.94s | 10.2%) | Empire Swimming | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 2043 | Reina Hori | 48.23 | 8 | B Min | BB: 43.29 (+4.94s | 10.2%) | Long Island Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 2044 | Anna Kabalina | 48.23 | 10 | B Min | BB: 43.29 (+4.94s | 10.2%) | Cape Cod Swim Club | 05/15/2026 | 2026 NE CCSC Medley Mayhem At Sandwich High | |
| 2045 | Riley Cha-Spears | 48.24 | 8 | B Min | BB: 43.29 (+4.95s | 10.3%) | Long Island Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 2046 | Charlotte Talbert | 48.24 | 10 | B Min | BB: 43.29 (+4.95s | 10.3%) | Burlington YMCA Dynamo | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 2047 | Eleanor Misa | 48.24 | 8 | B Min | BB: 43.29 (+4.95s | 10.3%) | Commonwealth Swimming | 12/13/2024 | 2024 ME ABF Michelle Arpin | |
| 2048 | Devin Luther | 48.24 | 9 | B Min | BB: 43.29 (+4.95s | 10.3%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 2049 | Luciana Blanco Lizarazo | 48.24 | 10 | B Min | BB: 43.29 (+4.95s | 10.3%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 2050 | Quinn Datoc | 48.25 | 7 | B Min | BB: 43.29 (+4.96s | 10.3%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini 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.