Western 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1401 | Claire Su | 45.28 | 9 | B Min | BB: 43.29 (+1.99s | 4.4%) | Montclair Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 1402 | Amyra Srivastava | 45.29 | 9 | B Min | BB: 43.29 (+2.00s | 4.4%) | Milpitas Aquatic Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 1403 | Sophia Grace | 45.29 | 9 | B Min | BB: 43.29 (+2.00s | 4.4%) | Coeur D\\\\\\'alene Area Swim Team | 11/21/2025 | 2025 Adam England Memorial Fall Splash | |
| 1404 | Emily Downs | 45.29 | 9 | B Min | BB: 43.29 (+2.00s | 4.4%) | Valley Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 1405 | Ava Farzin-Horton | 45.29 | 10 | B Min | BB: 43.29 (+2.00s | 4.4%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 1406 | Jihyo Bae | 45.30 | 10 | B Min | BB: 43.29 (+2.01s | 4.4%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 1407 | Winnie Dinh | 45.31 | 9 | B Min | BB: 43.29 (+2.02s | 4.5%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 1408 | Chelsea Shia | 45.32 | 8 | B Min | BB: 43.29 (+2.03s | 4.5%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 1409 | Skyln Saechao | 45.32 | 9 | B Min | BB: 43.29 (+2.03s | 4.5%) | Redding Swim Club | 11/22/2025 | Thankswimming Classic 2025 | |
| 1410 | Maeve Holmes | 45.33 | 8 | B Min | BB: 43.29 (+2.04s | 4.5%) | Diablo Aquatics | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | |
| 1411 | Aashna Agrawal | 45.34 | 10 | B Min | BB: 43.29 (+2.05s | 4.5%) | Stingray Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 1412 | Mia Miller | 45.35 | 10 | B Min | BB: 43.29 (+2.06s | 4.5%) | Jbarracudas Swim Team | 01/17/2026 | 2026 SI MRA A BB Meet | |
| 1413 | Victoria Kong | 45.35 | 9 | B Min | BB: 43.29 (+2.06s | 4.5%) | Pacific Swim | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 1414 | Thea Curry | 45.36 | 8 | B Min | BB: 43.29 (+2.07s | 4.6%) | Cascade Swim Club | 11/16/2025 | 2025 PN CSC Distance Plus Intrasquad | |
| 1415 | Vera Witt | 45.36 | 9 | B Min | BB: 43.29 (+2.07s | 4.6%) | Roseburg Y Swim Team | 07/19/2025 | RYST Summer Open 2025 | |
| 1416 | Charlotte Chan | 45.37 | 10 | B Min | BB: 43.29 (+2.08s | 4.6%) | Hawaii Swimming Club | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 1417 | Lily Wiest | 45.37 | 9 | B Min | BB: 43.29 (+2.08s | 4.6%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | |
| 1418 | Rosalie Park | 45.37 | 8 | B Min | BB: 43.29 (+2.08s | 4.6%) | Santa Clara Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 1419 | Dolly Stowell | 45.38 | 9 | B Min | BB: 43.29 (+2.09s | 4.6%) | Voltage Aquatics | 12/13/2025 | 2025 Holiday Classic | |
| 1420 | Harriet Martinson | 45.39 | 8 | B Min | BB: 43.29 (+2.10s | 4.6%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | |
| 1421 | Gwendolyn Khalil | 45.39 | 10 | B Min | BB: 43.29 (+2.10s | 4.6%) | Issaquah Swim Team | 11/22/2025 | 2025 PN November AGI, Div 3 (UPAC) | |
| 1422 | Katelyn Chan | 45.40 | 8 | B Min | BB: 43.29 (+2.11s | 4.6%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 1423 | Brincely Braun | 45.41 | 9 | B Min | BB: 43.29 (+2.12s | 4.7%) | Univ. of Denver Hilltoppers | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1424 | Sophia Ko | 45.41 | 9 | B Min | BB: 43.29 (+2.12s | 4.7%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 1425 | Callie Oliveira | 45.42 | 10 | B Min | BB: 43.29 (+2.13s | 4.7%) | Maui Dolphins Swim Club | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 1426 | Nora Zhuang | 45.42 | 9 | B Min | BB: 43.29 (+2.13s | 4.7%) | Rancho Family YMCA | 06/28/2025 | 2025 SI CAST 14 Under Rising Stars 2 | |
| 1427 | Lucy Slye | 45.42 | 10 | B Min | BB: 43.29 (+2.13s | 4.7%) | Aulea Swim Club | 01/18/2026 | January A+ Meet | |
| 1428 | Brighton Porter | 45.43 | 10 | B Min | BB: 43.29 (+2.14s | 4.7%) | Unattached | 11/21/2025 | 2025 Adam England Memorial Fall Splash | |
| 1429 | Karolina Blom | 45.44 | 9 | B Min | BB: 43.29 (+2.15s | 4.7%) | Pacific Coast Marlins | 11/22/2025 | Thankswimming Classic 2025 | |
| 1430 | Emma Olsen | 45.44 | 10 | B Min | BB: 43.29 (+2.15s | 4.7%) | Fort Collins Area Swim Team | 01/10/2026 | 2026 CO FAST Vs TOPS Vs RIP | |
| 1431 | Camila Montero | 45.44 | 8 | B Min | BB: 43.29 (+2.15s | 4.7%) | Sea to Desert Swim Association | 02/07/2025 | 2025 SI SDSA All Ages A BB | |
| 1432 | Zoey Schlingmann | 45.45 | 9 | B Min | BB: 43.29 (+2.16s | 4.8%) | Form Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 1433 | Norah Patterson | 45.45 | 9 | B Min | BB: 43.29 (+2.16s | 4.8%) | Excel Aquatics | 11/22/2025 | 2025 PN November AGI Div 1 (PDST) | |
| 1434 | Shannon Halverson | 45.46 | 9 | B Min | BB: 43.29 (+2.17s | 4.8%) | Magic Valley Marlins | 12/20/2025 | 2025 BY Candy Cane Invitational | |
| 1435 | Claire Williams | 45.46 | 9 | B Min | BB: 43.29 (+2.17s | 4.8%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 1436 | Madison Bridgers | 45.46 | 10 | B Min | BB: 43.29 (+2.17s | 4.8%) | SlipStream Aquatics | 09/14/2025 | 2025 CO SSA Red Vs Yellow Intra Squad | |
| 1437 | Sofie Peak | 45.47 | 8 | B Min | BB: 43.29 (+2.18s | 4.8%) | Falfins Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | |
| 1438 | Peyton Fournier | 45.47 | 8 | B Min | BB: 43.29 (+2.18s | 4.8%) | Golden West Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 1439 | Nora Bailey | 45.47 | 9 | B Min | BB: 43.29 (+2.18s | 4.8%) | Team Vortex | 07/09/2025 | 2025 CO NCS 10 U Summer Festival | |
| 1440 | Josephine Offenberg | 45.47 | 8 | B Min | BB: 43.29 (+2.18s | 4.8%) | Crow Canyon Sharks | 07/20/2024 | Zone 2 Summer Championships | |
| 1441 | Claire Zhang | 45.48 | 8 | B Min | BB: 43.29 (+2.19s | 4.8%) | Wasatch Front Fish Market | 11/12/2025 | WFFM November Developmental | |
| 1442 | Frances Law | 45.48 | 9 | B Min | BB: 43.29 (+2.19s | 4.8%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 1443 | Angelica Ye | 45.48 | 8 | B Min | BB: 43.29 (+2.19s | 4.8%) | Palo Alto Stanford Aquatics | 02/24/2024 | 2024 PASA SC CBA Meet | |
| 1444 | Maya Hall | 45.49 | 10 | B Min | BB: 43.29 (+2.20s | 4.8%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 1445 | Madison Berlanga | 45.50 | 10 | B Min | BB: 43.29 (+2.21s | 4.9%) | Sea Lions Swim Team | 11/15/2025 | 2025 OR SLST Artman Invitational | |
| 1446 | Gabriella Smith | 45.51 | 10 | B Min | BB: 43.29 (+2.22s | 4.9%) | Machine Aquatics | 10/10/2025 | 2025 PV October Open Claude Moore | |
| 1447 | Harper Stephens | 45.51 | 9 | B Min | BB: 43.29 (+2.22s | 4.9%) | Albany Aquatic Association | 03/08/2025 | 2025 CAT Spring Invite | |
| 1448 | Mila Astorga | 45.51 | 10 | B Min | BB: 43.29 (+2.22s | 4.9%) | Portland Aquatic Club | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 1449 | Quinn Esparza | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | San Francisco Seals Swim Team | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 1450 | Imogen Chubiz | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Vandal Aquatic Club | 01/31/2026 | Coug Winter Open | |
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.