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 | 35.02 | 10 | AAAA Min | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 2 | Ethan Locke | 36.22 | 10 | AAAA Min | Alto Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | ||
| 3 | Rubix Szolusha | 36.22 | 10 | AAAA Min | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | ||
| 4 | Sinan Ozgur | 36.35 | 10 | AAAA Min | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 5 | Alexander Kovnatsky | 36.84 | 10 | AAAA Min | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 6 | Ryan Latronica | 36.98 | 10 | AAAA Min | Hills Hurricane Swimming | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 7 | Stephen Huang | 37.43 | 10 | AAA Min | AAAA: 36.99 (+0.44s | 1.2%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 8 | Thomas Sedano | 37.56 | 10 | AAA Min | AAAA: 36.99 (+0.57s | 1.5%) | Monterey Bay Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 9 | Julian Phillips | 37.71 | 10 | AAA Min | AAAA: 36.99 (+0.72s | 1.9%) | Quicksilver Swimming | 06/11/2026 | 2026 SCS June AG Invite | |
| 10 | Pace Bui | 37.99 | 10 | AAA Min | AAAA: 36.99 (+1.00s | 2.6%) | Fog City Hammerheads | 06/12/2026 | BAC Long Course | |
| 11 | Lucas Pan | 38.16 | 9 | AAA Min | AAAA: 36.99 (+1.17s | 3.1%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 12 | Ethan Qu | 38.24 | 10 | AAA Min | AAAA: 36.99 (+1.25s | 3.3%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 13 | Luke Chai | 38.87 | 9 | AAA Min | AAAA: 36.99 (+1.88s | 4.8%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 14 | Nicholas Liu | 38.90 | 10 | AAA Min | AAAA: 36.99 (+1.91s | 4.9%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 15 | 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 | |
| 16 | Aurelius Lien | 39.24 | 9 | AA Min | AAA: 38.99 (+0.25s | 0.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 17 | Jackson Lee | 39.25 | 10 | AA Min | AAA: 38.99 (+0.26s | 0.7%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 18 | Tatsumasa Sekine | 39.33 | 9 | AA Min | AAA: 38.99 (+0.34s | 0.9%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 19 | Jason Ye | 39.82 | 10 | AA Min | AAA: 38.99 (+0.83s | 2.1%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 20 | Arthur Shackelton | 39.97 | 10 | AA Min | AAA: 38.99 (+0.98s | 2.5%) | Lakeridge Swim Team | 06/19/2026 | Reno Aquatic Club Gamble | |
| 21 | Alex Joy | 40.22 | 10 | AA Min | AAA: 38.99 (+1.23s | 3.1%) | Los Altos Mountain View Aquati | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 22 | Christian Hernandez | 40.83 | 10 | AA Min | AAA: 38.99 (+1.84s | 4.5%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 23 | Louis Yu | 41.03 | 8 | AA Min | AAA: 38.99 (+2.04s | 5.0%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 24 | Elliott Lindley | 41.23 | 9 | A Min | AA: 41.09 (+0.14s | 0.3%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | |
| 25 | Muyang He | 41.26 | 9 | A Min | AA: 41.09 (+0.17s | 0.4%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 26 | Jozua Sugianto | 41.43 | 10 | A Min | AA: 41.09 (+0.34s | 0.8%) | California Dolphins Swim Team | 05/02/2026 | Alto Spring Jam CBA | |
| 27 | Xander Schatz | 41.44 | 10 | A Min | AA: 41.09 (+0.35s | 0.8%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 28 | George Yu | 41.46 | 10 | A Min | AA: 41.09 (+0.37s | 0.9%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 29 | Daniel Reschke | 41.54 | 10 | A Min | AA: 41.09 (+0.45s | 1.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 30 | Cole Proescher | 41.71 | 10 | A Min | AA: 41.09 (+0.62s | 1.5%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 31 | Toby Wong | 41.78 | 11 | A Min | AA: 41.09 (+0.69s | 1.7%) | Quicksilver Swimming | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 32 | Justin Chi | 41.97 | 9 | A Min | AA: 41.09 (+0.88s | 2.1%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 33 | Orion Blue-Smith | 42.06 | 10 | A Min | AA: 41.09 (+0.97s | 2.3%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 34 | Dylan Tian | 42.25 | 8 | A Min | AA: 41.09 (+1.16s | 2.7%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 35 | Ozzy Su | 42.30 | 10 | A Min | AA: 41.09 (+1.21s | 2.9%) | Quicksilver Swimming | 07/11/2025 | 2025 Age Group Championships | |
| 36 | Jeffrey Crouse | 42.32 | 10 | A Min | AA: 41.09 (+1.23s | 2.9%) | Livermore AquaCowboys | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 37 | Brayden Nguyen | 42.39 | 10 | A Min | AA: 41.09 (+1.30s | 3.1%) | San Jose Goosemonkeys | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 38 | Miro Wang | 42.46 | 10 | A Min | AA: 41.09 (+1.37s | 3.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 39 | Shay Jain | 42.47 | 9 | A Min | AA: 41.09 (+1.38s | 3.2%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 40 | Yixuan Zhu | 42.48 | 10 | A Min | AA: 41.09 (+1.39s | 3.3%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 41 | Garrett Legg | 42.66 | 8 | A Min | AA: 41.09 (+1.57s | 3.7%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 42 | Nico Losada-Saputo | 42.71 | 10 | A Min | AA: 41.09 (+1.62s | 3.8%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 43 | Mason Suniega | 43.01 | 10 | A Min | AA: 41.09 (+1.92s | 4.5%) | Fog City Hammerheads | 06/12/2026 | BAC Long Course | |
| 44 | Aarav Narayan | 43.10 | 10 | BB Min | A: 43.09 (+0.01s | 0.0%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 45 | Lucas Jiang | 43.53 | 9 | BB Min | A: 43.09 (+0.44s | 1.0%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 46 | Maxen Cao | 43.55 | 9 | BB Min | A: 43.09 (+0.46s | 1.1%) | Otter Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 47 | Adam Ma | 43.58 | 10 | BB Min | A: 43.09 (+0.49s | 1.1%) | Unattached | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 48 | Demian Jarmy | 43.61 | 10 | BB Min | A: 43.09 (+0.52s | 1.2%) | Pleasanton Seahawks | 06/19/2026 | Reno Aquatic Club Gamble | |
| 49 | Ilan Rattner | 43.70 | 9 | BB Min | A: 43.09 (+0.61s | 1.4%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 50 | Chayton Zhou | 43.73 | 9 | BB Min | A: 43.09 (+0.64s | 1.5%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
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.