Southern California Swimming Boys 10 & under - 50 Y Fly
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 | Zhecheng Zhu | 28.89 | 10 | AAAA Min | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 2 | Matthew Zhao | 30.78 | 10 | AAAA Min | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | ||
| 3 | Guanlin Chen | 31.38 | 10 | AAA Min | AAAA: 30.79 (+0.59s | 1.9%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 4 | Aiden Chung | 31.41 | 10 | AAA Min | AAAA: 30.79 (+0.62s | 2.0%) | Patriot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 5 | Mason Ryu | 31.52 | 10 | AAA Min | AAAA: 30.79 (+0.73s | 2.3%) | Klg Sports Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 6 | Kaimana Hashimoto | 31.54 | 10 | AAA Min | AAAA: 30.79 (+0.75s | 2.4%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 7 | Jerry Ji | 31.80 | 10 | AAA Min | AAAA: 30.79 (+1.01s | 3.2%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 8 | Trevor Lam | 32.19 | 9 | AAA Min | AAAA: 30.79 (+1.40s | 4.3%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 9 | Isaac Dai | 32.39 | 9 | AAA Min | AAAA: 30.79 (+1.60s | 4.9%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 10 | Bryce Alpert | 32.79 | 9 | AA Min | AAA: 32.59 (+0.20s | 0.6%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 11 | Aaron Niu | 32.88 | 10 | AA Min | AAA: 32.59 (+0.29s | 0.9%) | Flying Fish Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 12 | Branimir Petkov | 32.90 | 10 | AA Min | AAA: 32.59 (+0.31s | 0.9%) | Evolution Racing Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 13 | Jeffrey Moon | 33.07 | 10 | AA Min | AAA: 32.59 (+0.48s | 1.5%) | Commerce Aquatics Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 14 | Jefferson Chiang | 33.17 | 10 | AA Min | AAA: 32.59 (+0.58s | 1.7%) | Irvine Novaquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 15 | Jensen Huang | 33.28 | 10 | AA Min | AAA: 32.59 (+0.69s | 2.1%) | Arcadia Riptides Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 16 | Owen Newton | 33.29 | 10 | AA Min | AAA: 32.59 (+0.70s | 2.1%) | SwimNation Aquatics Programs | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 17 | Nathan Gordon | 33.34 | 10 | AA Min | AAA: 32.59 (+0.75s | 2.2%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 18 | Hongjie Xiao | 33.37 | 9 | AA Min | AAA: 32.59 (+0.78s | 2.3%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 19 | Bryan Hu | 33.38 | 10 | AA Min | AAA: 32.59 (+0.79s | 2.4%) | Aquazot Swim Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 20 | Sean Lee | 33.39 | 10 | AA Min | AAA: 32.59 (+0.80s | 2.4%) | Irvine Novaquatics | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 21 | Jarvis Qu | 33.42 | 9 | AA Min | AAA: 32.59 (+0.83s | 2.5%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 22 | Preston Tran | 33.43 | 10 | AA Min | AAA: 32.59 (+0.84s | 2.5%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 23 | Jack Armbruster | 33.55 | 10 | AA Min | AAA: 32.59 (+0.96s | 2.9%) | San Clemente Aquatic Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 24 | Noah Mobasseri | 33.80 | 9 | AA Min | AAA: 32.59 (+1.21s | 3.6%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 25 | Max Lin | 33.80 | 10 | AA Min | AAA: 32.59 (+1.21s | 3.6%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 26 | Michael Cheng | 33.91 | 9 | AA Min | AAA: 32.59 (+1.32s | 3.9%) | San Dimas Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 27 | Marcus Lin | 33.91 | 9 | AA Min | AAA: 32.59 (+1.32s | 3.9%) | Aquazot Swim Club | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 28 | Mason Nguyen | 34.32 | 10 | A Min | AA: 34.29 (+0.03s | 0.1%) | Aquazot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 29 | Graeme Gorsche | 34.32 | 10 | A Min | AA: 34.29 (+0.03s | 0.1%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 30 | Kellan Naisbitt | 34.34 | 10 | A Min | AA: 34.29 (+0.05s | 0.1%) | Mission Viejo Nadadores | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 31 | Abraham Cheng | 34.68 | 10 | A Min | AA: 34.29 (+0.39s | 1.1%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 32 | Daniel Chang | 34.91 | 9 | A Min | AA: 34.29 (+0.62s | 1.8%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 33 | Evan Wang | 35.05 | 9 | A Min | AA: 34.29 (+0.76s | 2.2%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 34 | Graham Terzer | 35.15 | 10 | A Min | AA: 34.29 (+0.86s | 2.4%) | The Spartans of La Canada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 35 | Mark Chechuy | 35.16 | 10 | A Min | AA: 34.29 (+0.87s | 2.5%) | South Orange County Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 36 | Lincoln Miyake | 35.23 | 10 | A Min | AA: 34.29 (+0.94s | 2.7%) | Canyons Aquatic Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 37 | Luke Ford | 35.45 | 10 | A Min | AA: 34.29 (+1.16s | 3.3%) | The Claremont Club | 03/13/2025 | 2025 SCS Spring Age Group Champs @ Armada | |
| 38 | Mason Li | 35.59 | 10 | A Min | AA: 34.29 (+1.30s | 3.7%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 39 | Eric Zeng | 35.77 | 9 | A Min | AA: 34.29 (+1.48s | 4.1%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | |
| 40 | Milo Radis | 35.82 | 10 | A Min | AA: 34.29 (+1.53s | 4.3%) | The Spartans of La Canada | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 41 | Sylas York | 35.97 | 10 | A Min | AA: 34.29 (+1.68s | 4.7%) | San Clemente Aquatic Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 42 | Danylo Marshchivskyi | 36.20 | 8 | BB Min | A: 35.99 (+0.21s | 0.6%) | Blast Sharks | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 43 | Ray Yu | 36.30 | 10 | BB Min | A: 35.99 (+0.31s | 0.9%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 44 | Aaron Wang | 36.50 | 9 | BB Min | A: 35.99 (+0.51s | 1.4%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 45 | Evret Colligan | 36.77 | 9 | BB Min | A: 35.99 (+0.78s | 2.1%) | Swim Team of Placentia | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 46 | Dongxin Xian | 36.82 | 10 | BB Min | A: 35.99 (+0.83s | 2.3%) | Arcadia Riptides Swim Club | 12/13/2024 | 2024 CA SCAT SCS WAG | |
| 47 | Enzo Lin | 36.90 | 10 | BB Min | A: 35.99 (+0.91s | 2.5%) | Splash Aquatics | 09/05/2026 | OSL A+ Sprint Pentathlon Copied | |
| 48 | Ezio Ubaldi | 37.05 | 10 | BB Min | A: 35.99 (+1.06s | 2.9%) | Beach Cities Alpha | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 49 | William Jiang | 37.08 | 8 | BB Min | A: 35.99 (+1.09s | 2.9%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 50 | Moses Xia | 37.16 | 10 | BB Min | A: 35.99 (+1.17s | 3.1%) | Wasc | 11/21/2025 | 2025 CA MVN Turkey 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.