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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1601 | Logan Jenkins | 1:03.38 | 10 | B: 55.39 (+7.99s | 12.6%) | Northglenn Fusion Swim Club | 07/11/2025 | 2025 CO NJ Firecracker Invite | ||
| 1602 | Nathaniel Kornfeld | 1:03.40 | 10 | B: 55.39 (+8.01s | 12.6%) | Swim Dogs | 06/26/2026 | 2026 CO Zone 2 District Meet DU | ||
| 1603 | Alexander Hector | 1:03.43 | 9 | B: 55.39 (+8.04s | 12.7%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | ||
| 1604 | Kyle Sahimi | 1:03.45 | 10 | B: 55.39 (+8.06s | 12.7%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
| 1605 | Godrick Sison | 1:03.46 | 8 | B: 55.39 (+8.07s | 12.7%) | Unattached | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 1606 | Max Liu | 1:03.51 | 8 | B: 55.39 (+8.12s | 12.8%) | Chinook Aquatic Club | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1607 | Yubin Chang | 1:03.52 | 6 | B: 55.39 (+8.13s | 12.8%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 1608 | Ben Goetze | 1:03.55 | 7 | B: 55.39 (+8.16s | 12.8%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 1609 | August Pittman | 1:03.56 | 9 | B: 55.39 (+8.17s | 12.9%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | ||
| 1610 | Arjun Gundlapally | 1:03.62 | 8 | B: 55.39 (+8.23s | 12.9%) | Bellingham Bay Swim Team | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 1611 | Gregory Wilems | 1:03.64 | 8 | B: 55.39 (+8.25s | 13.0%) | Mission Aurora Colorado Swimmi | 07/10/2026 | 2026 CO Firecracker Last Chance Invite | ||
| 1612 | Pax Dolojan | 1:03.65 | 9 | B: 55.39 (+8.26s | 13.0%) | Inland Coastal Aquatic Club | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1613 | Carter Easton | 1:03.68 | 6 | B: 55.39 (+8.29s | 13.0%) | Front Range Barracudas | 07/10/2026 | 2026 CO NCS Gold District Championships | ||
| 1614 | Rocky Tauanuu | 1:03.75 | 8 | B: 55.39 (+8.36s | 13.1%) | Pearl City Aquatics | 05/23/2026 | OSL A+ LCM Meet | ||
| 1615 | Elliott Beard | 1:03.78 | 9 | B: 55.39 (+8.39s | 13.2%) | Converse County Waves | 06/28/2025 | 2025 CO Greeley Stampede | ||
| 1616 | Owen Bronson | 1:03.79 | 10 | B: 55.39 (+8.40s | 13.2%) | Legacy Aquatics | 05/30/2025 | LA OPEN 2025 | ||
| 1617 | Elliot Theian | 1:03.80 | 7 | B: 55.39 (+8.41s | 13.2%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | ||
| 1618 | Mark Molochko | 1:03.81 | 8 | B: 55.39 (+8.42s | 13.2%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 1619 | Yunze Song | 1:03.81 | 6 | B: 55.39 (+8.42s | 13.2%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | ||
| 1620 | Cavan Burke | 1:03.86 | 9 | B: 55.39 (+8.47s | 13.3%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1621 | Grant Silva | 1:03.91 | 7 | B: 55.39 (+8.52s | 13.3%) | Capital City Athletics | 06/19/2026 | 2026 CO Falfins Long Course Open | ||
| 1622 | Everett White | 1:03.91 | 9 | B: 55.39 (+8.52s | 13.3%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
| 1623 | Owen Choi | 1:03.91 | 10 | B: 55.39 (+8.52s | 13.3%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1624 | Steven Flonacher | 1:03.96 | 9 | B: 55.39 (+8.57s | 13.4%) | Harbor Aquatics Club | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 1625 | Ryan Jin | 1:03.98 | 9 | B: 55.39 (+8.59s | 13.4%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1626 | Ethan Blanscett | 1:04.00 | 9 | B: 55.39 (+8.61s | 13.5%) | Atomic Swim Club | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | ||
| 1627 | Henry Rainis | 1:04.03 | 9 | B: 55.39 (+8.64s | 13.5%) | Manta Ray Aquatics | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 1628 | Reyansh Wadhwa | 1:04.03 | 8 | B: 55.39 (+8.64s | 13.5%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 1629 | Logan Dobbs | 1:04.05 | 8 | B: 55.39 (+8.66s | 13.5%) | Falfins Swimming | 06/19/2026 | 2026 CO Falfins Long Course Open | ||
| 1630 | Archer Marauta | 1:04.06 | 7 | B: 55.39 (+8.67s | 13.5%) | Star Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | ||
| 1631 | Parth Karegar | 1:04.09 | 9 | B: 55.39 (+8.70s | 13.6%) | Fort Collins Area Swim Team | 06/06/2025 | 2025 CO FAST June Bonanza | ||
| 1632 | Elias Baacke | 1:04.12 | 9 | B: 55.39 (+8.73s | 13.6%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 1633 | Nathan Chen | 1:04.14 | 9 | B: 55.39 (+8.75s | 13.6%) | Denver Triton Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1634 | Ryan Okun | 1:04.18 | 9 | B: 55.39 (+8.79s | 13.7%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 1635 | Orren Harbuck | 1:04.23 | 7 | B: 55.39 (+8.84s | 13.8%) | Swim Dogs | 06/26/2026 | 2026 CO Zone 2 District Meet DU | ||
| 1636 | Conrad Iloreta | 1:04.25 | 8 | B: 55.39 (+8.86s | 13.8%) | Palo Alto Stanford Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 1637 | Connor Mattoon | 1:04.29 | 7 | B: 55.39 (+8.90s | 13.8%) | Kona Dolphins Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 1638 | Phoenix Livesey | 1:04.31 | 8 | B: 55.39 (+8.92s | 13.9%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1639 | Andy Xu | 1:04.32 | 9 | B: 55.39 (+8.93s | 13.9%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | ||
| 1640 | Jack DeAngelo | 1:04.32 | 10 | B: 55.39 (+8.93s | 13.9%) | Mission Aurora Colorado Swimmi | 06/27/2025 | 2025 CO Zone 2 DU Meet | ||
| 1641 | Liam Yu | 1:04.32 | 7 | B: 55.39 (+8.93s | 13.9%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | ||
| 1642 | Turner Buchanan | 1:04.38 | 8 | B: 55.39 (+8.99s | 14.0%) | Salida Cyclones | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 1643 | Eldon Summers | 1:04.42 | 8 | B: 55.39 (+9.03s | 14.0%) | Albany Aquatic Association | 05/01/2026 | 2026 AAA May LC Invitational | ||
| 1644 | Oscar Deans | 1:04.43 | 10 | B: 55.39 (+9.04s | 14.0%) | Richmond Sailfish | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 1645 | Victor Barbosa | 1:04.44 | 9 | B: 55.39 (+9.05s | 14.0%) | Portland Aquatic Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 1646 | Oladibu Owoseni | 1:04.45 | 8 | B: 55.39 (+9.06s | 14.1%) | Hillsboro Swim Team | 06/12/2026 | 2026 THSC June Open | ||
| 1647 | Oliver Gremban | 1:04.50 | 10 | B: 55.39 (+9.11s | 14.1%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1648 | Derek Lu | 1:04.55 | 8 | B: 55.39 (+9.16s | 14.2%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 1649 | Matteo Balzarini | 1:04.55 | 8 | B: 55.39 (+9.16s | 14.2%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 1650 | Parker Bentel | 1:04.57 | 9 | B: 55.39 (+9.18s | 14.2%) | Island Aquatics | 05/30/2026 | 2026 MAGSA LCM A 2 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.