Pacific Swimming Boys 10 & under - 50 M Breast
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 | Cavin Spruiell | 34.45 | 6 | AAAA Min | Walnut Creek Aquabears | 06/23/2024 | PC TCA Invite | ||
| 2 | Stephen Huang | 40.31 | 10 | AAAA Min | DeAnza Cupertino Aquatics | 07/11/2025 | 2025 Age Group Championships | ||
| 3 | Rubix Szolusha | 41.21 | 10 | AAAA Min | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 4 | Jozua Sugianto | 42.09 | 10 | AAA Min | AAAA: 41.49 (+0.60s | 1.4%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 5 | Marco Sun | 42.12 | 10 | AAA Min | AAAA: 41.49 (+0.63s | 1.5%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 6 | Miro Wang | 42.30 | 10 | AAA Min | AAAA: 41.49 (+0.81s | 1.9%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 7 | Robert Legg | 42.53 | 10 | AAA Min | AAAA: 41.49 (+1.04s | 2.4%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 8 | Aurelius Lien | 43.23 | 9 | AAA Min | AAAA: 41.49 (+1.74s | 4.0%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 9 | Nicholas Liu | 43.30 | 10 | AAA Min | AAAA: 41.49 (+1.81s | 4.2%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 10 | Xander Schatz | 43.61 | 10 | AA Min | AAA: 43.59 (+0.02s | 0.0%) | Unattached | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 11 | Cameron Boitano | 43.71 | 10 | AA Min | AAA: 43.59 (+0.12s | 0.3%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 12 | Aden Sun | 43.83 | 10 | AA Min | AAA: 43.59 (+0.24s | 0.5%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | |
| 13 | Ethan Locke | 44.05 | 10 | AA Min | AAA: 43.59 (+0.46s | 1.0%) | Alto Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 14 | Ezz Abdelhadi | 44.18 | 10 | AA Min | AAA: 43.59 (+0.59s | 1.3%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 15 | Ryan Latronica | 44.40 | 10 | AA Min | AAA: 43.59 (+0.81s | 1.8%) | Hills Hurricane Swimming | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 16 | Graeme Mulhearn | 44.80 | 5 | AA Min | AAA: 43.59 (+1.21s | 2.7%) | Livermore AquaCowboys | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 17 | Demian Jarmy | 45.00 | 10 | AA Min | AAA: 43.59 (+1.41s | 3.1%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 18 | Pace Bui | 45.15 | 10 | AA Min | AAA: 43.59 (+1.56s | 3.5%) | Fog City Hammerheads | 06/12/2026 | BAC Long Course | |
| 19 | Ethan Qu | 45.19 | 10 | AA Min | AAA: 43.59 (+1.60s | 3.5%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 20 | Jeremy Zhao | 45.19 | 9 | AA Min | AAA: 43.59 (+1.60s | 3.5%) | Quicksilver Swimming | 06/11/2026 | 2026 SCS June AG Invite | |
| 21 | Yixuan Zhu | 45.52 | 10 | AA Min | AAA: 43.59 (+1.93s | 4.2%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 22 | Yixuan Zhu | 45.85 | 10 | A Min | AA: 45.79 (+0.06s | 0.1%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 23 | Tatsumasa Sekine | 45.97 | 9 | A Min | AA: 45.79 (+0.18s | 0.4%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 24 | Jason Yin | 46.24 | 9 | A Min | AA: 45.79 (+0.45s | 1.0%) | Quicksilver Swimming | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 25 | Jason Ye | 46.25 | 10 | A Min | AA: 45.79 (+0.46s | 1.0%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 26 | Lucas Jiang | 46.79 | 9 | A Min | AA: 45.79 (+1.00s | 2.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 27 | Jackson Lee | 46.80 | 10 | A Min | AA: 45.79 (+1.01s | 2.2%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 28 | Alexander Warren Moy | 46.95 | 10 | A Min | AA: 45.79 (+1.16s | 2.5%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 29 | Sebastian McNary | 47.03 | 10 | A Min | AA: 45.79 (+1.24s | 2.6%) | Tiger Aquatics | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 30 | Ethan Wang | 47.11 | 9 | A Min | AA: 45.79 (+1.32s | 2.8%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 31 | Chayton Zhou | 47.15 | 9 | A Min | AA: 45.79 (+1.36s | 2.9%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 32 | Luke Xu | 47.19 | 10 | A Min | AA: 45.79 (+1.40s | 3.0%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 33 | Aiden Kiatrungrit | 47.32 | 10 | A Min | AA: 45.79 (+1.53s | 3.2%) | South San Francisco Aquatics | 06/12/2026 | BAC Long Course | |
| 34 | Daniel Nagaoka | 47.34 | 10 | A Min | AA: 45.79 (+1.55s | 3.3%) | Quicksilver Swimming | 06/11/2026 | 2026 SCS June AG Invite | |
| 35 | Liam Reyes | 47.54 | 10 | A Min | AA: 45.79 (+1.75s | 3.7%) | Reno Aquatic Club | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 36 | Luke Chai | 47.57 | 9 | A Min | AA: 45.79 (+1.78s | 3.7%) | Pleasanton Seahawks | 06/27/2026 | NVST Summer Plunge 2026 | |
| 37 | Orion Blue-Smith | 47.59 | 10 | A Min | AA: 45.79 (+1.80s | 3.8%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 38 | Flynn Chen | 47.62 | 10 | A Min | AA: 45.79 (+1.83s | 3.8%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 39 | Alexander Kovnatsky | 47.90 | 10 | BB Min | A: 47.89 (+0.01s | 0.0%) | Los Angeles Swim Club | 07/25/2024 | 2024 CA SCS BREA Summer A G Champs | |
| 40 | Jeffrey Crouse | 48.02 | 10 | BB Min | A: 47.89 (+0.13s | 0.3%) | Livermore AquaCowboys | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 41 | Mateo Sison | 48.03 | 10 | BB Min | A: 47.89 (+0.14s | 0.3%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 42 | Aiden Huang | 48.16 | 10 | BB Min | A: 47.89 (+0.27s | 0.6%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 43 | Kai Mihov | 48.25 | 10 | BB Min | A: 47.89 (+0.36s | 0.7%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 44 | Hunter Atkins | 48.26 | 10 | BB Min | A: 47.89 (+0.37s | 0.8%) | Palo Alto Stanford Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 45 | Christian Hernandez | 48.34 | 10 | BB Min | A: 47.89 (+0.45s | 0.9%) | Walnut Creek Aquabears | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 46 | Taeyul Heo | 48.41 | 10 | BB Min | A: 47.89 (+0.52s | 1.1%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 47 | Logan Yip | 48.56 | 10 | BB Min | A: 47.89 (+0.67s | 1.4%) | South San Francisco Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 48 | Arick Yuan | 48.62 | 10 | BB Min | A: 47.89 (+0.73s | 1.5%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 49 | Daniel Khait | 49.03 | 10 | BB Min | A: 47.89 (+1.14s | 2.3%) | Bay Club Santa Clara Dolphins | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 50 | Daniel Heilman | 49.25 | 10 | BB Min | A: 47.89 (+1.36s | 2.8%) | San Francisco Seals Swim Team | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
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.