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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Aaron Kim | 43.40 | 10 | BB Min | A: 42.09 (+1.31s | 3.0%) | The Spartans of La Canada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 52 | Keon Cheng | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | Arcadia Riptides Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 53 | Jerry Ji | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | Brea Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 54 | Maximus Sosa | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 55 | Anderson Shi | 43.69 | 8 | BB Min | A: 42.09 (+1.60s | 3.7%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 56 | Tucker McCullough | 43.73 | 10 | BB Min | A: 42.09 (+1.64s | 3.8%) | Team Rebel Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 57 | Enzo Lin | 43.74 | 10 | BB Min | A: 42.09 (+1.65s | 3.8%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 58 | Branimir Petkov | 43.87 | 10 | BB Min | A: 42.09 (+1.78s | 4.1%) | Evolution Racing Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 59 | Aiden Chung | 44.08 | 10 | BB Min | A: 42.09 (+1.99s | 4.5%) | Patriot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 60 | Lincoln Miyake | 44.23 | 10 | BB Min | A: 42.09 (+2.14s | 4.8%) | Canyons Aquatic Club | 12/06/2025 | 2025 CA CANY Candy Cane | |
| 61 | Michael Cheng | 44.46 | 9 | BB Min | A: 42.09 (+2.37s | 5.3%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 62 | ZhenLin Zhu | 44.59 | 9 | BB Min | A: 42.09 (+2.50s | 5.6%) | Seal Beach Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 63 | Marcus Lin | 44.61 | 9 | BB Min | A: 42.09 (+2.52s | 5.6%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 64 | Mahkoah Tanap | 44.71 | 10 | BB Min | A: 42.09 (+2.62s | 5.9%) | Quantum Waves Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 65 | Jimmy Chen | 45.25 | 9 | BB Min | A: 42.09 (+3.16s | 7.0%) | Monterey Park Manta Rays | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 66 | Moses Xia | 45.33 | 10 | BB Min | A: 42.09 (+3.24s | 7.1%) | Wasc | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 67 | Maksim Kashkolda | 45.55 | 10 | BB Min | A: 42.09 (+3.46s | 7.6%) | Horizon Swimming | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 68 | Jed El Abed | 45.61 | 10 | BB Min | A: 42.09 (+3.52s | 7.7%) | H2o Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 69 | Kellan Naisbitt | 45.89 | 10 | BB Min | A: 42.09 (+3.80s | 8.3%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 70 | Callahan Espiritu | 45.93 | 8 | BB Min | A: 42.09 (+3.84s | 8.4%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 71 | Daniel Chang | 46.16 | 9 | BB Min | A: 42.09 (+4.07s | 8.8%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 72 | Dongxin Xian | 46.22 | 10 | BB Min | A: 42.09 (+4.13s | 8.9%) | Arcadia Riptides Swim Club | 03/13/2025 | 2025 SCS Spring Age Group Champs @ Armada | |
| 73 | Wyatt Chandler | 46.29 | 10 | BB Min | A: 42.09 (+4.20s | 9.1%) | San Dimas Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 74 | Erik Hai | 46.48 | 10 | BB Min | A: 42.09 (+4.39s | 9.4%) | The Claremont Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 75 | Octavio Bejarano Barraza | 46.54 | 10 | BB Min | A: 42.09 (+4.45s | 9.6%) | Centro Acuatico Universitario | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 76 | Kai Vo | 46.68 | 9 | BB Min | A: 42.09 (+4.59s | 9.8%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 77 | Grayson Li | 46.77 | 10 | BB Min | A: 42.09 (+4.68s | 10.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 78 | Levi Garay | 46.97 | 10 | BB Min | A: 42.09 (+4.88s | 10.4%) | Fontana Aquatics Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 79 | Ezio Ubaldi | 47.01 | 10 | BB Min | A: 42.09 (+4.92s | 10.5%) | Beach Cities Alpha | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 80 | Graham Brinker | 47.07 | 9 | BB Min | A: 42.09 (+4.98s | 10.6%) | Star Aquatics | 10/03/2025 | 2025 STAR September Friday Night At The Races | |
| 81 | Bryce Alpert | 47.65 | 9 | BB Min | A: 42.09 (+5.56s | 11.7%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 82 | Declan Wang | 47.80 | 10 | B Min | BB: 47.69 (+0.11s | 0.2%) | Fast Swim Team | 02/16/2024 | 2024 CCS SCY AGC | |
| 83 | Ryan Song | 47.82 | 9 | B Min | BB: 47.69 (+0.13s | 0.3%) | Wasc | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 84 | Allen Zuo | 47.87 | 9 | B Min | BB: 47.69 (+0.18s | 0.4%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 85 | Quincy Lofton | 49.02 | 8 | B Min | BB: 47.69 (+1.33s | 2.7%) | Star Aquatics | 12/12/2025 | Triad Tropic Invitational Copied | |
| 86 | Vince Cho | 49.41 | 9 | B Min | BB: 47.69 (+1.72s | 3.5%) | Maywood Sparks Swim Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 87 | Ethan Gu | 49.61 | 10 | B Min | BB: 47.69 (+1.92s | 3.9%) | Burlingame Aquatics | 10/05/2024 | 2024 DACA CBA SC Meet | |
| 88 | Xavier Hu | 50.27 | 8 | B Min | BB: 47.69 (+2.58s | 5.1%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 89 | Shaan Chenam | 50.46 | 9 | B Min | BB: 47.69 (+2.77s | 5.5%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 90 | Archer Thangaratnam | 50.65 | 10 | B Min | BB: 47.69 (+2.96s | 5.8%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | |
| 91 | Logan McLaughlin | 51.38 | 9 | B Min | BB: 47.69 (+3.69s | 7.2%) | Patriot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 92 | Phoenix Brice | 51.40 | 10 | B Min | BB: 47.69 (+3.71s | 7.2%) | Star Aquatics | 11/15/2025 | 2025 John Dewey Invitational | |
| 93 | Omar Gonzalez | 51.61 | 10 | B Min | BB: 47.69 (+3.92s | 7.6%) | Centro Acuatico Universitario | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 94 | Marko Tamburi | 51.96 | 10 | B Min | BB: 47.69 (+4.27s | 8.2%) | Star Aquatics | 12/12/2025 | Triad Tropic Invitational Copied | |
| 95 | Kai Miller | 52.09 | 10 | B Min | BB: 47.69 (+4.40s | 8.4%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State Championships | |
| 96 | Phillip Adams | 52.66 | 9 | B Min | BB: 47.69 (+4.97s | 9.4%) | Swim Team of Placentia | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 97 | Liam Fetty | 52.70 | 8 | B Min | BB: 47.69 (+5.01s | 9.5%) | Desert Storm Swimming | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 98 | Cedrick Lo | 53.05 | 10 | B Min | BB: 47.69 (+5.36s | 10.1%) | Sandpipers of Nevada | 11/08/2024 | 2024 NV State Championships | |
| 99 | Jeffrey Xin | 53.21 | 8 | B Min | BB: 47.69 (+5.52s | 10.4%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 100 | Robin Zhuang | 53.70 | 8 | B: 53.39 (+0.31s | 0.6%) | Brea Aquatics | 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.