Southern California Swimming Boys 10 & under - 50 Y 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 | Marcus Soetanto | 33.60 | 10 | AAAA Min | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 2 | Zhecheng Zhu | 34.40 | 9 | AAAA Min | Irvine Novaquatics | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | ||
| 3 | Shawn Wu | 35.72 | 10 | AAAA Min | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 4 | Wu Zhou | 36.49 | 10 | AAA Min | AAAA: 36.39 (+0.10s | 0.3%) | Swim Torrance | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 5 | Joshua Bond | 36.74 | 10 | AAA Min | AAAA: 36.39 (+0.35s | 1.0%) | Socal Aquatics Association | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 6 | Sebastian Saade | 36.74 | 10 | AAA Min | AAAA: 36.39 (+0.35s | 1.0%) | Los Angeles Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 7 | Max Lin | 37.14 | 9 | AAA Min | AAAA: 36.39 (+0.75s | 2.0%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 8 | Ethan Canlas | 37.40 | 10 | AAA Min | AAAA: 36.39 (+1.01s | 2.7%) | Sandpipers of Nevada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 9 | HanJun Zhang | 37.43 | 10 | AAA Min | AAAA: 36.39 (+1.04s | 2.8%) | Wasc | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 10 | August Liao | 37.46 | 10 | AAA Min | AAAA: 36.39 (+1.07s | 2.9%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 11 | Matthew Zhao | 37.55 | 10 | AAA Min | AAAA: 36.39 (+1.16s | 3.1%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 12 | Jayden Cheng | 37.66 | 10 | AAA Min | AAAA: 36.39 (+1.27s | 3.4%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 13 | Romi Jones | 37.73 | 10 | AAA Min | AAAA: 36.39 (+1.34s | 3.6%) | Sandpipers of Nevada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 14 | Mason Ryu | 37.83 | 10 | AAA Min | AAAA: 36.39 (+1.44s | 3.8%) | Klg Sports Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 15 | Russell Choy | 38.15 | 10 | AAA Min | AAAA: 36.39 (+1.76s | 4.6%) | Rio-Green | 01/24/2026 | 2026 SCS Swim Festival | |
| 16 | Abraham Cheng | 38.66 | 10 | AA Min | AAA: 38.29 (+0.37s | 1.0%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 17 | Angel Garcia | 38.78 | 10 | AA Min | AAA: 38.29 (+0.49s | 1.3%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 18 | Lathan Su | 38.89 | 10 | AA Min | AAA: 38.29 (+0.60s | 1.5%) | Tokyo-Red | 01/24/2026 | 2026 SCS Swim Festival | |
| 19 | Isaac Toledo | 39.09 | 10 | AA Min | AAA: 38.29 (+0.80s | 2.0%) | Fusion Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 20 | Riccardo Sardena | 39.42 | 9 | AA Min | AAA: 38.29 (+1.13s | 2.9%) | Swim Team of Placentia | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 21 | Dylan sun | 39.47 | 10 | AA Min | AAA: 38.29 (+1.18s | 3.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 22 | Jacob Liu | 39.50 | 10 | AA Min | AAA: 38.29 (+1.21s | 3.1%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 23 | Jefferson Chiang | 39.52 | 10 | AA Min | AAA: 38.29 (+1.23s | 3.1%) | Tokyo-Red | 01/24/2026 | 2026 SCS Swim Festival | |
| 24 | Misha Bolton | 39.59 | 10 | AA Min | AAA: 38.29 (+1.30s | 3.3%) | Royal Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 25 | Edoardo Marelli | 39.94 | 10 | AA Min | AAA: 38.29 (+1.65s | 4.1%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 26 | Tymur Akimov | 39.94 | 10 | AA Min | AAA: 38.29 (+1.65s | 4.1%) | Royal Swim Team | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 27 | Jensen Huang | 39.95 | 10 | AA Min | AAA: 38.29 (+1.66s | 4.2%) | Arcadia Riptides Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 28 | Jonathan Li | 40.06 | 8 | AA Min | AAA: 38.29 (+1.77s | 4.4%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 29 | Kyle Tang | 40.08 | 8 | AA Min | AAA: 38.29 (+1.79s | 4.5%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 30 | Jack Armbruster | 40.13 | 10 | AA Min | AAA: 38.29 (+1.84s | 4.6%) | San Clemente Aquatic Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 31 | Cayden Lin | 40.27 | 10 | A Min | AA: 40.19 (+0.08s | 0.2%) | Rosemead Rapids | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 32 | Luca Tricano | 40.28 | 10 | A Min | AA: 40.19 (+0.09s | 0.2%) | Golden West Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 33 | Everett Muzzarelli | 40.33 | 8 | A Min | AA: 40.19 (+0.14s | 0.3%) | Woodbridge Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 34 | Oliver Panofsky | 40.54 | 9 | A Min | AA: 40.19 (+0.35s | 0.9%) | Slo Swim Club Seahawks | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 35 | Yuning Huang | 40.73 | 10 | A Min | AA: 40.19 (+0.54s | 1.3%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 36 | Owen Newton | 40.73 | 10 | A Min | AA: 40.19 (+0.54s | 1.3%) | SwimNation Aquatics Programs | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 37 | Aaron Zhao | 40.92 | 10 | A Min | AA: 40.19 (+0.73s | 1.8%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 38 | Hongjie Xiao | 41.19 | 8 | A Min | AA: 40.19 (+1.00s | 2.4%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 39 | Adrian Deng | 41.32 | 10 | A Min | AA: 40.19 (+1.13s | 2.7%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 40 | Eric Zeng | 41.46 | 9 | A Min | AA: 40.19 (+1.27s | 3.1%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 41 | Devin Song | 41.53 | 9 | A Min | AA: 40.19 (+1.34s | 3.2%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 42 | Brian Yu | 41.67 | 10 | A Min | AA: 40.19 (+1.48s | 3.6%) | Dare Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 43 | Cameron Day | 41.82 | 10 | A Min | AA: 40.19 (+1.63s | 3.9%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 44 | Eli Lawson | 41.88 | 9 | A Min | AA: 40.19 (+1.69s | 4.0%) | Dolphin Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 45 | Koa Tejwani | 41.92 | 9 | A Min | AA: 40.19 (+1.73s | 4.1%) | Jcc Waves | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 46 | William Yao | 41.98 | 10 | A Min | AA: 40.19 (+1.79s | 4.3%) | Fontana Aquatics Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 47 | Mark Kiselev | 42.12 | 9 | BB Min | A: 42.09 (+0.03s | 0.1%) | Royal Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 48 | Yusen Wang | 42.20 | 9 | BB Min | A: 42.09 (+0.11s | 0.3%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 49 | Anderson Bradley | 42.21 | 10 | BB Min | A: 42.09 (+0.12s | 0.3%) | Coastal Machine Aquatics Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 50 | Phillippe Choi | 42.27 | 10 | BB Min | A: 42.09 (+0.18s | 0.4%) | Blast Sharks | 12/12/2025 | 2025 CA SCS RAA WAG | |
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.