Pacific Swimming Boys 10 & under - 50 M 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 | Nicoh Bocalan | 53.72 | 10 | BB Min | A: 47.89 (+5.83s | 10.9%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 52 | Ahmet Okyay | 53.78 | 9 | BB Min | A: 47.89 (+5.89s | 11.0%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 53 | Tavis Williams | 53.90 | 10 | BB Min | A: 47.89 (+6.01s | 11.2%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 54 | Hei Chan | 53.98 | 9 | BB Min | A: 47.89 (+6.09s | 11.3%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 55 | Jayden Zhu | 54.01 | 10 | BB Min | A: 47.89 (+6.12s | 11.3%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 56 | Muyang He | 54.08 | 9 | BB Min | A: 47.89 (+6.19s | 11.4%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 57 | Jack Swaffin-Smith | 54.14 | 10 | BB Min | A: 47.89 (+6.25s | 11.5%) | Unattached | 04/19/2025 | Alto Spring Jam Meet | |
| 58 | Ezz Abdelhadi | 54.15 | 8 | BB Min | A: 47.89 (+6.26s | 11.6%) | Burlingame Aquatics | 04/27/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
| 59 | Wesley Zhang | 54.23 | 9 | BB Min | A: 47.89 (+6.34s | 11.7%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 60 | Finn Scott | 54.24 | 9 | BB Min | A: 47.89 (+6.35s | 11.7%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 61 | Phinnaeus Johnson | 54.27 | 8 | BB Min | A: 47.89 (+6.38s | 11.8%) | South Valley Makos | 05/18/2024 | San Benito Aquatics LCM C/B/A+ Meet | |
| 62 | Charles Li | 54.31 | 9 | BB Min | A: 47.89 (+6.42s | 11.8%) | Sunnyvale Swim Club | 06/29/2024 | DACA LCM CBA+ Meet | |
| 63 | Jackson Lee | 54.39 | 8 | B Min | BB: 54.39 (+0.00s | -0.0%) | Pacifica Sea Lions | 06/22/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
| 64 | Deren Chai | 54.42 | 10 | B Min | BB: 54.39 (+0.03s | 0.1%) | Pleasanton Seahawks | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 65 | Jay Dai | 54.47 | 9 | B Min | BB: 54.39 (+0.08s | 0.1%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 66 | Toby Wong | 54.57 | 9 | B: 49.79 (+4.78s | 8.8%) | Quicksilver Swimming | 06/25/2024 | 2024 QSS Intersquad | ||
| 67 | Logan Laohavanich | 54.63 | 10 | B Min | BB: 54.39 (+0.24s | 0.4%) | Burlingame Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 68 | Ethan Gu | 54.73 | 9 | B Min | BB: 54.39 (+0.34s | 0.6%) | Burlingame Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 69 | Penghao Yu | 54.80 | 9 | B Min | BB: 54.39 (+0.41s | 0.7%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 70 | Joao Barretto | 54.80 | 8 | B Min | BB: 54.39 (+0.41s | 0.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 71 | Lyman Ung | 54.84 | 10 | B Min | BB: 54.39 (+0.45s | 0.8%) | El Cerrito Gators | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 72 | Westley Fattarsi | 54.88 | 10 | B Min | BB: 54.39 (+0.49s | 0.9%) | Tiger Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 73 | Jordan Dimaio | 54.89 | 10 | B Min | BB: 54.39 (+0.50s | 0.9%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 74 | Paxton Ross-Givner | 54.94 | 9 | B Min | BB: 54.39 (+0.55s | 1.0%) | Mavericks | 06/07/2024 | Burlingame Aquatic Club C/B/A+ LCM Meet | |
| 75 | Leo Zeng | 54.95 | 9 | B Min | BB: 54.39 (+0.56s | 1.0%) | Santa Clara Swim Club | 06/28/2024 | Valley Splash LCM C/B/A+ Meet | |
| 76 | Fedor Evstigneev | 55.11 | 8 | B Min | BB: 54.39 (+0.72s | 1.3%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 77 | Oscar Holler | 55.28 | 9 | B Min | BB: 54.39 (+0.89s | 1.6%) | Milpitas Aquatic Club | 04/27/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
| 78 | Luke Chai | 55.28 | 8 | B Min | BB: 54.39 (+0.89s | 1.6%) | Pleasanton Seahawks | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 79 | Adam Ma | 55.29 | 9 | B Min | BB: 54.39 (+0.90s | 1.6%) | California Dolphins Swim Team | 04/12/2025 | PC BSW LCM C B BB+ Meet | |
| 80 | Charlie Matella | 55.42 | 9 | B Min | BB: 54.39 (+1.03s | 1.9%) | Alameda Gators | 06/08/2024 | Orinda Aquatics LCM C/B/BB+ Meet | |
| 81 | Sean Tseng | 55.43 | 10 | B Min | BB: 54.39 (+1.04s | 1.9%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 82 | Artyom Smirnoff | 55.45 | 10 | B Min | BB: 54.39 (+1.06s | 1.9%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 83 | Ethan Wang | 55.53 | 9 | B Min | BB: 54.39 (+1.14s | 2.1%) | Sunnyvale Swim Club | 06/29/2024 | DACA LCM CBA+ Meet | |
| 84 | Solomon Fox | 55.54 | 7 | B Min | BB: 54.39 (+1.15s | 2.1%) | Burlingame Aquatics | 06/09/2023 | Burlingame Aquatic Club LCM C/B/A+ Meet | |
| 85 | Emmett Adams | 55.72 | 9 | B Min | BB: 54.39 (+1.33s | 2.4%) | Reno Aquatic Club | 06/21/2024 | RENO Gamble Age Group Open | |
| 86 | Lucas Jiang | 55.76 | 8 | B Min | BB: 54.39 (+1.37s | 2.5%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 87 | Brett Baker | 55.76 | 9 | B Min | BB: 54.39 (+1.37s | 2.5%) | Burlingame Aquatics | 06/07/2024 | Burlingame Aquatic Club C/B/A+ LCM Meet | |
| 88 | Louis Yu | 55.86 | 7 | B Min | BB: 54.39 (+1.47s | 2.6%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 89 | Chayton Zhou | 55.87 | 8 | B Min | BB: 54.39 (+1.48s | 2.6%) | Pleasanton Seahawks | 04/12/2025 | PC BSW LCM C B BB+ Meet | |
| 90 | Ethan Valdez | 55.88 | 9 | B Min | BB: 54.39 (+1.49s | 2.7%) | Bay Club Panthers | 06/29/2024 | DACA LCM CBA+ Meet | |
| 91 | Nicholas Mosendz | 55.92 | 9 | B Min | BB: 54.39 (+1.53s | 2.7%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 92 | Sean Jiang | 55.96 | 10 | B Min | BB: 54.39 (+1.57s | 2.8%) | South San Francisco Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 93 | Ryan Chen | 56.01 | 9 | B Min | BB: 54.39 (+1.62s | 2.9%) | DeAnza Cupertino Aquatics | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 94 | Aaron Wang | 56.16 | 10 | B Min | BB: 54.39 (+1.77s | 3.2%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 95 | Luke Cheng | 56.42 | 9 | B Min | BB: 54.39 (+2.03s | 3.6%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 96 | Zackary Chuck | 56.50 | 8 | B Min | BB: 54.39 (+2.11s | 3.7%) | Boys & Girls Club of SF | 04/27/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
| 97 | Alexander Fang | 56.52 | 9 | B Min | BB: 54.39 (+2.13s | 3.8%) | Reno Aquatic Club | 06/21/2024 | RENO Gamble Age Group Open | |
| 98 | Aaron Hung | 56.53 | 9 | B Min | BB: 54.39 (+2.14s | 3.8%) | Palo Alto Stanford Aquatics | 06/22/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
| 99 | Johnathan Wang | 56.70 | 8 | B Min | BB: 54.39 (+2.31s | 4.1%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 100 | Atticus Walker | 56.73 | 9 | B Min | BB: 54.39 (+2.34s | 4.1%) | Alto Swim Club | 06/22/2024 | ALTO Swim Club LCM C/B/A+ Meet | |
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.