Pacific Swimming Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Adam Ellingwood | 43.99 | 10 | BB Min | A: 43.09 (+0.90s | 2.0%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 52 | Andreas Kwiram | 44.12 | 10 | BB Min | A: 43.09 (+1.03s | 2.3%) | Hills Hurricane Swimming | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 53 | Taeyul Heo | 44.41 | 10 | BB Min | A: 43.09 (+1.32s | 3.0%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 54 | Jeremy Zhao | 44.53 | 9 | BB Min | A: 43.09 (+1.44s | 3.2%) | Quicksilver Swimming | 06/11/2026 | 2026 SCS June AG Invite | |
| 55 | Ryan Hamby | 44.62 | 9 | BB Min | A: 43.09 (+1.53s | 3.4%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 56 | Adrian Goo | 44.68 | 10 | BB Min | A: 43.09 (+1.59s | 3.6%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 57 | Bruce Asmega | 44.77 | 10 | BB Min | A: 43.09 (+1.68s | 3.8%) | Pacifica Sea Lions | 07/25/2026 | Alto Last Splash | |
| 58 | Kaleb Luu | 44.86 | 9 | BB Min | A: 43.09 (+1.77s | 3.9%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 59 | Maximilian Zhou | 45.15 | 9 | BB Min | A: 43.09 (+2.06s | 4.6%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 60 | Kyle Cheung | 45.28 | 10 | BB Min | A: 43.09 (+2.19s | 4.8%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 61 | Abayan Prithviraj | 45.34 | 10 | BB Min | A: 43.09 (+2.25s | 5.0%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 62 | Noah Chiu | 45.34 | 10 | BB Min | A: 43.09 (+2.25s | 5.0%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 63 | Sebastian Alfonso | 45.35 | 10 | BB Min | A: 43.09 (+2.26s | 5.0%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 64 | Flynn Chen | 45.38 | 10 | BB Min | A: 43.09 (+2.29s | 5.0%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 65 | Kai Kitamori | 45.41 | 10 | BB Min | A: 43.09 (+2.32s | 5.1%) | East Bay Bat Rays | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 66 | Logan Yip | 45.48 | 10 | BB Min | A: 43.09 (+2.39s | 5.3%) | South San Francisco Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 67 | Leo Ioffe | 45.59 | 10 | BB Min | A: 43.09 (+2.50s | 5.5%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 68 | Phinnaeus Johnson | 45.65 | 10 | BB Min | A: 43.09 (+2.56s | 5.6%) | South Valley Makos | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 69 | Kareem Ramadan | 45.69 | 10 | BB Min | A: 43.09 (+2.60s | 5.7%) | Monterey Bay Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 70 | Brendan Ma | 45.74 | 9 | BB Min | A: 43.09 (+2.65s | 5.8%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 71 | Luca Fu | 45.76 | 9 | BB Min | A: 43.09 (+2.67s | 5.8%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 72 | Aden Sun | 45.79 | 10 | BB Min | A: 43.09 (+2.70s | 5.9%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | |
| 73 | Eddie Bi | 45.82 | 9 | BB Min | A: 43.09 (+2.73s | 6.0%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 74 | Elias Lien | 45.93 | 8 | BB Min | A: 43.09 (+2.84s | 6.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 75 | Atharv Tiruke | 45.96 | 9 | BB Min | A: 43.09 (+2.87s | 6.2%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 76 | Asher Young | 46.07 | 10 | BB Min | A: 43.09 (+2.98s | 6.5%) | Terrapins Swim Team | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 77 | Caleb Gray | 46.16 | 8 | BB Min | A: 43.09 (+3.07s | 6.7%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 78 | Benjamin Kearney | 46.29 | 10 | BB Min | A: 43.09 (+3.20s | 6.9%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 79 | Joon Cha | 46.31 | 10 | BB Min | A: 43.09 (+3.22s | 7.0%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 80 | Noah Wu | 46.31 | 10 | BB Min | A: 43.09 (+3.22s | 7.0%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 81 | Nicholas Mosendz | 46.32 | 10 | BB Min | A: 43.09 (+3.23s | 7.0%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 82 | Hugo Pace | 46.54 | 10 | BB Min | A: 43.09 (+3.45s | 7.4%) | Pacifica Sea Lions | 07/25/2026 | Alto Last Splash | |
| 83 | Darren Zhao | 46.54 | 10 | BB Min | A: 43.09 (+3.45s | 7.4%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 84 | James Zanutto | 46.57 | 8 | BB Min | A: 43.09 (+3.48s | 7.5%) | Burlingame Aquatics | 05/18/2024 | Alto May Cray Invitational | |
| 85 | Channing Pepper | 46.61 | 10 | BB Min | A: 43.09 (+3.52s | 7.6%) | Seals Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 86 | Alex Li | 46.64 | 9 | BB Min | A: 43.09 (+3.55s | 7.6%) | Unattached | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 87 | Noah Jagdev | 46.68 | 10 | BB Min | A: 43.09 (+3.59s | 7.7%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 88 | Lucas Sun | 46.70 | 10 | BB Min | A: 43.09 (+3.61s | 7.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 89 | Damon Shao | 46.73 | 9 | BB Min | A: 43.09 (+3.64s | 7.8%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 90 | Daniel Heilman | 46.76 | 10 | BB Min | A: 43.09 (+3.67s | 7.8%) | San Francisco Seals Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 91 | David Rivera | 46.77 | 10 | BB Min | A: 43.09 (+3.68s | 7.9%) | Almaden Riptide | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 92 | Miles Wang | 46.82 | 9 | BB Min | A: 43.09 (+3.73s | 8.0%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 93 | Yichen Wang | 46.90 | 9 | BB Min | A: 43.09 (+3.81s | 8.1%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 94 | Fedor Evstigneev | 47.00 | 9 | BB Min | A: 43.09 (+3.91s | 8.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 95 | Adam Alkhayru | 47.01 | 9 | BB Min | A: 43.09 (+3.92s | 8.3%) | Reno Aquatic Club | 07/10/2026 | 2026 NNA Silver State Championships | |
| 96 | Sebastian Dudenko | 47.03 | 9 | BB Min | A: 43.09 (+3.94s | 8.4%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 97 | Robert Kolesnik | 47.12 | 10 | BB Min | A: 43.09 (+4.03s | 8.6%) | Bulldog Swim Club | 07/25/2026 | Alto Last Splash | |
| 98 | Aiden Huang | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 99 | Elliott Lee Chan Kam | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 100 | Ryan Ferguson | 47.21 | 10 | BB Min | A: 43.09 (+4.12s | 8.7%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
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.