Western Zone Zone Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1551 | William Zhao | 59.76 | 9 | B: 55.39 (+4.37s | 7.3%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1552 | Dominic Lucia | 59.78 | 8 | B: 55.39 (+4.39s | 7.3%) | Castle Rock Swimming | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | ||
| 1553 | William Hamilton | 59.84 | 10 | B: 55.39 (+4.45s | 7.4%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
| 1554 | Kaeson Hines | 59.84 | 9 | B: 55.39 (+4.45s | 7.4%) | La Junta Tigersharks | 06/05/2026 | 2026 CO La Junta Tigersharks Invitational | ||
| 1555 | Alexander Bahr | 59.85 | 9 | B: 55.39 (+4.46s | 7.5%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | ||
| 1556 | Noam Schanin | 59.90 | 6 | B: 55.39 (+4.51s | 7.5%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 1557 | Killian Adams | 59.90 | 10 | B: 55.39 (+4.51s | 7.5%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 1558 | Lincoln Angelus | 59.98 | 8 | B: 55.39 (+4.59s | 7.7%) | Blue Dragons Swim Team | 11/14/2025 | Pumpkin Sprint Meet 2025 | ||
| 1559 | Zion Chang | 59.98 | 9 | B: 55.39 (+4.59s | 7.7%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 1560 | Yash Bharambe | 1:00.00 | 10 | B: 55.39 (+4.61s | 7.7%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 1561 | Joel Kerley | 1:00.00 | 10 | B: 55.39 (+4.61s | 7.7%) | Klamath Basin Aquatics | 06/19/2026 | Prineville Invitational Swim Meet | ||
| 1562 | Rowan Miller | 1:00.06 | 9 | B: 55.39 (+4.67s | 7.8%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | ||
| 1563 | Adrian Mullaraj | 1:00.07 | 8 | B: 55.39 (+4.68s | 7.8%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 1564 | Leo Yin | 1:00.08 | 7 | B: 55.39 (+4.69s | 7.8%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 1565 | Lucas Dou | 1:00.09 | 9 | B: 55.39 (+4.70s | 7.8%) | Blue Dolphin Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1566 | Diego Pisoni | 1:00.11 | 9 | B: 55.39 (+4.72s | 7.9%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 1567 | Felix Lin | 1:00.12 | 8 | B: 55.39 (+4.73s | 7.9%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 1568 | Miles Wille | 1:00.13 | 9 | B: 55.39 (+4.74s | 7.9%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | ||
| 1569 | Lee Vickers | 1:00.18 | 8 | B: 55.39 (+4.79s | 8.0%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | ||
| 1570 | Neil Dandapat | 1:00.18 | 9 | B: 55.39 (+4.79s | 8.0%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 1571 | Winston Martin | 1:00.19 | 8 | B: 55.39 (+4.80s | 8.0%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | ||
| 1572 | Jackson Power | 1:00.19 | 8 | B: 55.39 (+4.80s | 8.0%) | Unattached | 06/27/2025 | Valley Splash | ||
| 1573 | Andy Yu | 1:00.26 | 10 | B: 55.39 (+4.87s | 8.1%) | Burlingame Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1574 | Ethan LiFeng | 1:00.26 | 7 | B: 55.39 (+4.87s | 8.1%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | ||
| 1575 | Benson Amspacher | 1:00.27 | 9 | B: 55.39 (+4.88s | 8.1%) | King Aquatic Club | 06/14/2025 | 2025 IST June Invtational | ||
| 1576 | Trace Takahashi | 1:00.28 | 7 | B: 55.39 (+4.89s | 8.1%) | Beaverton Area Aquatics Club | 05/30/2025 | LA OPEN 2025 | ||
| 1577 | Hasan Burnett | 1:00.28 | 8 | B: 55.39 (+4.89s | 8.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 1578 | Logan Arndt | 1:00.31 | 8 | B: 55.39 (+4.92s | 8.2%) | Castle Rock Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1579 | Jaxon Smiley | 1:00.31 | 7 | B: 55.39 (+4.92s | 8.2%) | Spokane Waves Aquatic Team | 05/15/2026 | 2026 Chris Engledow Memorial Meet | ||
| 1580 | Acen Liu | 1:00.31 | 9 | B: 55.39 (+4.92s | 8.2%) | Olympic Cascade Aquatics | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | ||
| 1581 | Mason Birnie | 1:00.32 | 9 | B: 55.39 (+4.93s | 8.2%) | Front Range Barracudas | 05/23/2026 | 2026 CO CUDA Vs AQUA Dual | ||
| 1582 | Stetson Webb | 1:00.33 | 10 | B: 55.39 (+4.94s | 8.2%) | Sebastopol Sea Serpents | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 1583 | Zackery Vergara | 1:00.33 | 9 | B: 55.39 (+4.94s | 8.2%) | Gilroy Gators Swim Team | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 1584 | Owen Burns | 1:00.36 | 8 | B: 55.39 (+4.97s | 8.2%) | Star Aquatics | 04/17/2026 | 2026 STAR April Friday Night At The Races | ||
| 1585 | William Clark | 1:00.39 | 9 | B: 55.39 (+5.00s | 8.3%) | Hilltop Aquatic Swim Team | 06/21/2025 | 2025 UT HAST RWB BC Medals Meet | ||
| 1586 | Felix Jeltai | 1:00.42 | 9 | B: 55.39 (+5.03s | 8.3%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1587 | Samuel DeLozier | 1:00.44 | 8 | B: 55.39 (+5.05s | 8.4%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 1588 | Jinu Choi | 1:00.44 | 9 | B: 55.39 (+5.05s | 8.4%) | Life Time Oregon Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 1589 | Janav Sompalli | 1:00.45 | 7 | B: 55.39 (+5.06s | 8.4%) | Gilroy Gators Swim Team | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 1590 | Theodore George | 1:00.46 | 10 | B: 55.39 (+5.07s | 8.4%) | Lakeridge Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | ||
| 1591 | Ezekiel Tally | 1:00.47 | 10 | B: 55.39 (+5.08s | 8.4%) | Vandal Aquatic Club | 05/16/2025 | 2025 Chris Engledow Memorial Meet | ||
| 1592 | Lior Margolis | 1:00.48 | 7 | B: 55.39 (+5.09s | 8.4%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 1593 | John Xu | 1:00.48 | 10 | B: 55.39 (+5.09s | 8.4%) | Livermore AquaCowboys | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 1594 | Sullivan Wessel | 1:00.49 | 10 | B: 55.39 (+5.10s | 8.4%) | Puget Sound Swim Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 1595 | Nickolas Parasimenco | 1:00.52 | 9 | B: 55.39 (+5.13s | 8.5%) | Tooele Sea Serpents | 06/04/2025 | 2025 Utah Summer Games Age Group Long Course | ||
| 1596 | John Reynolds | 1:00.54 | 10 | B: 55.39 (+5.15s | 8.5%) | Reno Aquatic Club | 06/19/2026 | Reno Aquatic Club Gamble | ||
| 1597 | John Simmons | 1:00.55 | 9 | B: 55.39 (+5.16s | 8.5%) | Rogue Rapids | 06/12/2026 | 2026 THSC June Open | ||
| 1598 | Paul Ledesma | 1:00.56 | 8 | B: 55.39 (+5.17s | 8.5%) | Seattle Metropolitan Aquatic C | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1599 | Oakley Aase | 1:00.56 | 9 | B: 55.39 (+5.17s | 8.5%) | Boise Swim Club | 05/16/2025 | 2025 Spring Fling LC Invitational | ||
| 1600 | Jake Lu | 1:00.59 | 9 | B: 55.39 (+5.20s | 8.6%) | Burlingame Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
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.