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 | Samuel Zhang | 40.47 | 10 | A Min | AA: 40.19 (+0.28s | 0.7%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 52 | 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 | |
| 53 | Owen Newton | 40.73 | 9 | A Min | AA: 40.19 (+0.54s | 1.3%) | SwimNation Aquatics Programs | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 54 | Lee Pham | 41.11 | 10 | A Min | AA: 40.19 (+0.92s | 2.2%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 55 | Gilly Luna | 41.24 | 10 | A Min | AA: 40.19 (+1.05s | 2.5%) | Paseo Aquatics Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 56 | Eric Zeng | 41.46 | 8 | A Min | AA: 40.19 (+1.27s | 3.1%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 57 | Caleb Peykoff | 41.50 | 10 | A Min | AA: 40.19 (+1.31s | 3.2%) | San Clemente Aquatic Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 58 | Adrian Deng | 41.60 | 10 | A Min | AA: 40.19 (+1.41s | 3.4%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 59 | David LI | 41.74 | 8 | A Min | AA: 40.19 (+1.55s | 3.7%) | Blue Team | 01/20/2024 | 2024 SCS All Star Festival | |
| 60 | Cameron Day | 41.82 | 9 | A Min | AA: 40.19 (+1.63s | 3.9%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 61 | Jonathan Li | 42.09 | 7 | BB Min | A: 42.09 (+0.00s | -0.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 62 | Phillippe Choi | 42.27 | 9 | BB Min | A: 42.09 (+0.18s | 0.4%) | Blast Sharks | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 63 | Eli Lawson | 42.29 | 9 | BB Min | A: 42.09 (+0.20s | 0.5%) | Dolphin Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 64 | Connor West | 42.31 | 9 | BB Min | A: 42.09 (+0.22s | 0.5%) | The Spartans of La Canada | 03/13/2025 | 2025 SCS Spring Age Group Champs @ Armada | |
| 65 | Aydan Li | 42.40 | 10 | BB Min | A: 42.09 (+0.31s | 0.7%) | Hydro Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 66 | Everett Muzzarelli | 42.57 | 7 | BB Min | A: 42.09 (+0.48s | 1.1%) | Woodbridge Swim Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 67 | Jensen Huang | 42.59 | 10 | BB Min | A: 42.09 (+0.50s | 1.2%) | Arcadia Riptides Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 68 | Matthew Zhu | 42.61 | 10 | BB Min | A: 42.09 (+0.52s | 1.2%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 69 | Mason Kim | 42.63 | 10 | BB Min | A: 42.09 (+0.54s | 1.3%) | Maywood Sparks Swim Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 70 | Yuning Huang | 42.70 | 9 | BB Min | A: 42.09 (+0.61s | 1.4%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 71 | Anderson Bradley | 42.86 | 9 | BB Min | A: 42.09 (+0.77s | 1.8%) | Coastal Machine Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 72 | Charles Kramer | 42.87 | 10 | BB Min | A: 42.09 (+0.78s | 1.8%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 73 | Graham Terzer | 42.92 | 9 | BB Min | A: 42.09 (+0.83s | 1.9%) | The Spartans of La Canada | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 74 | Kaimana Hashimoto | 43.01 | 9 | BB Min | A: 42.09 (+0.92s | 2.1%) | Splash Aquatics | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 75 | Ashton Chen | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 76 | Bryan HU | 43.10 | 9 | BB Min | A: 42.09 (+1.01s | 2.3%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 77 | Brian Chou | 43.13 | 8 | BB Min | A: 42.09 (+1.04s | 2.4%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 78 | Maochen Tan | 43.17 | 10 | BB Min | A: 42.09 (+1.08s | 2.5%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 79 | Harry Yoon | 43.27 | 10 | BB Min | A: 42.09 (+1.18s | 2.7%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 80 | Apollo Valdriz | 43.28 | 10 | BB Min | A: 42.09 (+1.19s | 2.7%) | Circle City Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 81 | Titus Robinson | 43.39 | 10 | BB Min | A: 42.09 (+1.30s | 3.0%) | Swim Torrance | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 82 | Kevin Zhou | 43.51 | 10 | BB Min | A: 42.09 (+1.42s | 3.3%) | Speed Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 83 | Aaron Zhao | 43.53 | 10 | BB Min | A: 42.09 (+1.44s | 3.3%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 84 | Aiden Kim | 43.56 | 10 | BB Min | A: 42.09 (+1.47s | 3.4%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 85 | Aaron Kim | 43.57 | 9 | BB Min | A: 42.09 (+1.48s | 3.4%) | The Spartans of La Canada | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 86 | 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 | |
| 87 | Jerry Ji | 43.67 | 8 | BB Min | A: 42.09 (+1.58s | 3.6%) | Brea Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 88 | Maximus Sosa | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 89 | Kyle Tang | 43.68 | 8 | BB Min | A: 42.09 (+1.59s | 3.6%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 90 | 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 | |
| 91 | Tucker McCullough | 43.73 | 9 | BB Min | A: 42.09 (+1.64s | 3.8%) | Team Rebel Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 92 | Andy wan | 43.81 | 10 | BB Min | A: 42.09 (+1.72s | 3.9%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 93 | Branimir Petkov | 43.87 | 9 | BB Min | A: 42.09 (+1.78s | 4.1%) | Evolution Racing Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 94 | Mason Nguyen | 43.90 | 9 | BB Min | A: 42.09 (+1.81s | 4.1%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 95 | Aiden Chung | 44.08 | 9 | BB Min | A: 42.09 (+1.99s | 4.5%) | Patriot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 96 | Cortez Dunn | 44.22 | 10 | BB Min | A: 42.09 (+2.13s | 4.8%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 97 | Lincoln Miyake | 44.23 | 9 | BB Min | A: 42.09 (+2.14s | 4.8%) | Canyons Aquatic Club | 12/06/2025 | 2025 CA CANY Candy Cane | |
| 98 | Mark Kiselev | 44.29 | 9 | BB Min | A: 42.09 (+2.20s | 5.0%) | Royal Swim Team | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 99 | Romi Jones | 44.30 | 9 | BB Min | A: 42.09 (+2.21s | 5.0%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | |
| 100 | Michael Cheng | 44.46 | 8 | BB Min | A: 42.09 (+2.37s | 5.3%) | 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.