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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Robert Legg | 35.42 | 10 | AAAA Min | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | ||
| 2 | Albert Xiao | 35.45 | 10 | AAAA Min | Santa Clara Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | ||
| 3 | Ethan Locke | 36.22 | 10 | AAAA Min | Alto Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | ||
| 4 | Rubix Szolusha | 37.03 | 10 | AAA Min | AAAA: 36.99 (+0.04s | 0.1%) | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 5 | Stephen Huang | 38.07 | 10 | AAA Min | AAAA: 36.99 (+1.08s | 2.8%) | DeAnza Cupertino Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 6 | Alexander Kovnatsky | 38.15 | 10 | AAA Min | AAAA: 36.99 (+1.16s | 3.0%) | Unattached | 07/11/2025 | 2025 Age Group Championships | |
| 7 | Sinan Ozgur | 39.08 | 10 | AA Min | AAA: 38.99 (+0.09s | 0.2%) | Pleasanton Seahawks | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 8 | Marco Sun | 39.14 | 10 | AA Min | AAA: 38.99 (+0.15s | 0.4%) | Pleasanton Seahawks | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 9 | Aurelius Lien | 39.41 | 9 | AA Min | AAA: 38.99 (+0.42s | 1.1%) | Santa Clara Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 10 | Ryan Latronica | 39.59 | 10 | AA Min | AAA: 38.99 (+0.60s | 1.5%) | Hills Hurricane Swimming | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 11 | Alexander Fang | 40.21 | 10 | AA Min | AAA: 38.99 (+1.22s | 3.0%) | Reno Aquatic Club | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 12 | Oscar Holler | 40.21 | 10 | BB Min | A: 37.69 (+2.52s | 6.3%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 13 | Lucas Pan | 40.76 | 9 | AA Min | AAA: 38.99 (+1.77s | 4.3%) | Santa Clara Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 14 | Nicholas Liu | 40.76 | 9 | AA Min | AAA: 38.99 (+1.77s | 4.3%) | Alto Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 15 | Shunsuke Suzuki | 40.93 | 10 | AA Min | AAA: 38.99 (+1.94s | 4.7%) | Palo Alto Stanford Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 16 | Benjamin Du | 41.05 | 10 | AA Min | AAA: 38.99 (+2.06s | 5.0%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 17 | Martin Decotigny | 41.74 | 10 | A Min | AA: 41.09 (+0.65s | 1.6%) | Alto Swim Club | 07/11/2025 | 2025 Age Group Championships | |
| 18 | Ozzy Su | 42.30 | 10 | A Min | AA: 41.09 (+1.21s | 2.9%) | Quicksilver Swimming | 07/11/2025 | 2025 Age Group Championships | |
| 19 | Lucas Guo | 42.44 | 10 | A Min | AA: 41.09 (+1.35s | 3.2%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 20 | Luke Chai | 42.86 | 9 | A Min | AA: 41.09 (+1.77s | 4.1%) | Unattached | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 21 | Pace Bui | 43.03 | 10 | A Min | AA: 41.09 (+1.94s | 4.5%) | Sfrp Rossi Swim Team | 06/06/2025 | BAC C B A Meet | |
| 22 | Adrian Tu | 43.60 | 10 | BB Min | A: 43.09 (+0.51s | 1.2%) | Walnut Creek Aquabears | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 23 | Nico Losada-Saputo | 43.72 | 10 | BB Min | A: 43.09 (+0.63s | 1.4%) | Orinda Aquatics | 05/10/2025 | PC SRVA LCM C B BB+ | |
| 24 | Ishaan Karunanayake | 43.84 | 10 | BB Min | A: 43.09 (+0.75s | 1.7%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 25 | Emmett Chen | 44.15 | 10 | BB Min | A: 43.09 (+1.06s | 2.4%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 26 | Conner Lo | 44.16 | 10 | BB Min | A: 43.09 (+1.07s | 2.4%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 27 | Arthur Shackelton | 44.27 | 9 | BB Min | A: 43.09 (+1.18s | 2.7%) | Lakeridge Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 28 | Brett Baker | 44.29 | 10 | BB Min | A: 43.09 (+1.20s | 2.7%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 29 | Tatsumasa Sekine | 44.31 | 9 | BB Min | A: 43.09 (+1.22s | 2.8%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 30 | Jason Feng | 44.39 | 10 | BB Min | A: 43.09 (+1.30s | 2.9%) | Boys & Girls Club of SF | 04/19/2025 | Alto Spring Jam Meet | |
| 31 | Nolan Lu | 44.70 | 10 | BB Min | A: 43.09 (+1.61s | 3.6%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 32 | Jason Ye | 44.82 | 10 | BB Min | A: 43.09 (+1.73s | 3.9%) | Alto Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 33 | Miro Wang | 44.94 | 10 | BB Min | A: 43.09 (+1.85s | 4.1%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 34 | Ethan Kang | 44.97 | 10 | BB Min | A: 43.09 (+1.88s | 4.2%) | Santa Clara Swim Club | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 35 | Jozua Sugianto | 45.00 | 10 | BB Min | A: 43.09 (+1.91s | 4.2%) | California Dolphins Swim Team | 05/10/2025 | PC SRVA LCM C B BB+ | |
| 36 | Daniel Reschke | 45.20 | 10 | BB Min | A: 43.09 (+2.11s | 4.7%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 37 | Jackson Lee | 45.42 | 10 | BB Min | A: 43.09 (+2.33s | 5.1%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 38 | George Yu | 45.46 | 10 | BB Min | A: 43.09 (+2.37s | 5.2%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 39 | Jayden Zhu | 45.68 | 10 | BB Min | A: 43.09 (+2.59s | 5.7%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 40 | Ethan Wang | 46.16 | 9 | BB Min | A: 43.09 (+3.07s | 6.7%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 41 | Louis Yu | 46.38 | 8 | BB Min | A: 43.09 (+3.29s | 7.1%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 42 | Noah Wu | 46.39 | 10 | BB Min | A: 43.09 (+3.30s | 7.1%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 43 | Jeremy Zhao | 46.52 | 9 | BB Min | A: 43.09 (+3.43s | 7.4%) | Quicksilver Swimming | 06/27/2025 | Valley Splash | |
| 44 | Darren Zhao | 46.54 | 9 | BB Min | A: 43.09 (+3.45s | 7.4%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 45 | James Zanutto | 46.57 | 8 | BB Min | A: 43.09 (+3.48s | 7.5%) | Burlingame Aquatics | 05/18/2024 | Alto May Cray Invitational | |
| 46 | Liam Reyes | 46.70 | 10 | BB Min | A: 43.09 (+3.61s | 7.7%) | Sparks Piranhas Swim Team | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | |
| 47 | 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 | |
| 48 | Luca Fu | 46.77 | 9 | BB Min | A: 43.09 (+3.68s | 7.9%) | Lakeridge Swim Team | 07/12/2025 | 2025 Silver State Championships | |
| 49 | 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 | |
| 50 | Lucas Jiang | 46.84 | 9 | BB Min | A: 43.09 (+3.75s | 8.0%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
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.