Southern California Swimming Boys 10 & under - 50 Y 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 | Vincent Kim | 10.90 | 10 | AAAA Min | Hydro Aquatics Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | ||
| 2 | Hudson Peake | 29.39 | 10 | AAAA Min | Camas | 01/10/2026 | 2026 Kentridge High School Invitational Obse | ||
| 3 | Hoshi Aono | 29.76 | 10 | AAAA Min | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 4 | Declan Wang | 31.17 | 10 | AAAA Min | Aquazot Swim Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | ||
| 5 | Trevor Lam | 31.49 | 9 | AAAA Min | Dare Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 6 | Zhecheng Zhu | 31.71 | 10 | AAAA Min | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 7 | Guanlin Chen | 32.84 | 10 | AAA Min | AAAA: 32.19 (+0.65s | 2.0%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 8 | August Liao | 33.04 | 10 | AAA Min | AAAA: 32.19 (+0.85s | 2.6%) | Canyons Aquatic Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 9 | Jayden Cheng | 33.09 | 10 | AAA Min | AAAA: 32.19 (+0.90s | 2.7%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 10 | Mason Ryu | 33.13 | 10 | AAA Min | AAAA: 32.19 (+0.94s | 2.8%) | Klg Sports Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 11 | Jefferson Chiang | 33.15 | 10 | AAA Min | AAAA: 32.19 (+0.96s | 2.9%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 12 | Aaron Niu | 33.45 | 10 | AAA Min | AAAA: 32.19 (+1.26s | 3.8%) | Tokyo-Red | 01/24/2026 | 2026 SCS Swim Festival | |
| 13 | Matthew Zhao | 33.49 | 10 | AAA Min | AAAA: 32.19 (+1.30s | 3.9%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 14 | Lucas Stocker | 33.50 | 10 | AAA Min | AAAA: 32.19 (+1.31s | 3.9%) | Coastal Machine Aquatics Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 15 | Aiden Chung | 33.66 | 10 | AAA Min | AAAA: 32.19 (+1.47s | 4.4%) | Patriot Swim Club | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 16 | Preston Tran | 33.70 | 10 | AAA Min | AAAA: 32.19 (+1.51s | 4.5%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 17 | Mason Nguyen | 33.88 | 10 | AAA Min | AAAA: 32.19 (+1.69s | 5.0%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 18 | Isaac Dai | 34.06 | 9 | AA Min | AAA: 33.99 (+0.07s | 0.2%) | Mission Viejo Nadadores | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 19 | Marcus Lin | 34.43 | 9 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 20 | Russell Choy | 34.52 | 10 | AA Min | AAA: 33.99 (+0.53s | 1.5%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 21 | Kevin Gharib | 34.61 | 10 | AA Min | AAA: 33.99 (+0.62s | 1.8%) | Team Swim Los Angeles | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 22 | Jack Armbruster | 34.65 | 10 | AA Min | AAA: 33.99 (+0.66s | 1.9%) | San Clemente Aquatic Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 23 | Shawn Wu | 34.79 | 10 | AA Min | AAA: 33.99 (+0.80s | 2.3%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 24 | Hongjie Xiao | 34.87 | 9 | AA Min | AAA: 33.99 (+0.88s | 2.5%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 25 | Ray Yu | 34.93 | 10 | AA Min | AAA: 33.99 (+0.94s | 2.7%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 26 | Jacob Liu | 35.28 | 10 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Aquazot Swim Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 27 | Michael Cheng | 35.29 | 9 | AA Min | AAA: 33.99 (+1.30s | 3.7%) | San Dimas Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 28 | Owen Newton | 35.29 | 10 | AA Min | AAA: 33.99 (+1.30s | 3.7%) | SwimNation Aquatics Programs | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 29 | Dongxin Xian | 35.43 | 10 | AA Min | AAA: 33.99 (+1.44s | 4.1%) | Arcadia Riptides Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 30 | Branimir Petkov | 35.49 | 10 | AA Min | AAA: 33.99 (+1.50s | 4.2%) | Evolution Racing Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 31 | Jerry Ji | 35.56 | 10 | AA Min | AAA: 33.99 (+1.57s | 4.4%) | Rio-Green | 01/24/2026 | 2026 SCS Swim Festival | |
| 32 | Jacob Liu | 35.57 | 10 | AA Min | AAA: 33.99 (+1.58s | 4.4%) | Trident Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 33 | Ashton Chen | 35.66 | 10 | AA Min | AAA: 33.99 (+1.67s | 4.7%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 34 | Jack Yu | 35.81 | 10 | A Min | AA: 35.79 (+0.02s | 0.1%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 35 | Yuning Huang | 35.98 | 10 | A Min | AA: 35.79 (+0.19s | 0.5%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 36 | Riccardo Sardena | 36.34 | 10 | A Min | AA: 35.79 (+0.55s | 1.5%) | Swim Team of Placentia | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 37 | Eric Zeng | 36.36 | 9 | A Min | AA: 35.79 (+0.57s | 1.6%) | Canyons Aquatic Club | 12/06/2025 | 2025 CA CANY Candy Cane | |
| 38 | Adam Lum | 36.37 | 10 | A Min | AA: 35.79 (+0.58s | 1.6%) | Lakewood Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 39 | Sylas York | 36.49 | 10 | A Min | AA: 35.79 (+0.70s | 1.9%) | San Clemente Aquatic Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 40 | Ethan Wu | 36.51 | 10 | A Min | AA: 35.79 (+0.72s | 2.0%) | Swim Torrance | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 41 | Yupeng Wang | 36.51 | 10 | A Min | AA: 35.79 (+0.72s | 2.0%) | Monterey Park Manta Rays | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 42 | Isaac Zepeda | 36.76 | 10 | A Min | AA: 35.79 (+0.97s | 2.6%) | South Gate Aquatics Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 43 | Danylo Marshchivskyi | 36.96 | 8 | A Min | AA: 35.79 (+1.17s | 3.2%) | Blast Sharks | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 44 | Jarvis Qu | 37.13 | 9 | A Min | AA: 35.79 (+1.34s | 3.6%) | Mission Viejo Nadadores | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 45 | Tucker McCullough | 37.13 | 10 | A Min | AA: 35.79 (+1.34s | 3.6%) | Team Rebel Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 46 | Christopher Yee | 37.22 | 10 | A Min | AA: 35.79 (+1.43s | 3.8%) | Swim Torrance | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 47 | Kaimana Hashimoto | 37.28 | 10 | A Min | AA: 35.79 (+1.49s | 4.0%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 48 | Dylan sun | 37.28 | 10 | A Min | AA: 35.79 (+1.49s | 4.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 49 | Alex Tang | 37.37 | 10 | A Min | AA: 35.79 (+1.58s | 4.2%) | Aquazot Swim Club | 12/13/2024 | 2024 CA SCAT SCS WAG | |
| 50 | Blaine Maramot | 37.70 | 10 | BB Min | A: 37.59 (+0.11s | 0.3%) | Buenaventura Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
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.