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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Fedor Evstigneev | 54.54 | 8 | B Min | BB: 54.39 (+0.15s | 0.3%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 102 | Orion Blue-Smith | 54.57 | 9 | B Min | BB: 54.39 (+0.18s | 0.3%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 103 | Logan Laohavanich | 54.63 | 10 | B Min | BB: 54.39 (+0.24s | 0.4%) | Burlingame Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 104 | Robert Kolesnik | 54.65 | 9 | B Min | BB: 54.39 (+0.26s | 0.5%) | Bulldog Swim Club | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 105 | Riaan Chandak | 54.67 | 9 | B Min | BB: 54.39 (+0.28s | 0.5%) | Milpitas Aquatic Club | 06/27/2025 | Valley Splash | |
| 106 | Luke Chai | 54.69 | 8 | B Min | BB: 54.39 (+0.30s | 0.5%) | Pleasanton Seahawks | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 107 | Hunter Atkins | 54.71 | 9 | B Min | BB: 54.39 (+0.32s | 0.6%) | Palo Alto Stanford Aquatics | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 108 | John Telischak | 54.72 | 10 | B Min | BB: 54.39 (+0.33s | 0.6%) | Palo Alto Stanford Aquatics | 06/06/2025 | BAC C B A Meet | |
| 109 | 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 | |
| 110 | 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 | |
| 111 | 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 | |
| 112 | Leo Zeng | 54.95 | 9 | B Min | BB: 54.39 (+0.56s | 1.0%) | Santa Clara Swim Club | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 113 | Daniel Reschke | 55.07 | 9 | B Min | BB: 54.39 (+0.68s | 1.2%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 114 | 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 | |
| 115 | Darian Caprita | 55.36 | 10 | B Min | BB: 54.39 (+0.97s | 1.8%) | Palo Alto Stanford Aquatics | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 116 | Owen Zhuang | 55.36 | 9 | B Min | BB: 54.39 (+0.97s | 1.8%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 117 | Charlie Matella | 55.42 | 9 | B Min | BB: 54.39 (+1.03s | 1.9%) | Alameda Gators | 06/08/2024 | Orinda Aquatics LC C B BB+ Meet | |
| 118 | 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 | |
| 119 | Lincoln Matthews | 55.54 | 10 | B Min | BB: 54.39 (+1.15s | 2.1%) | North Bay Aquatics | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 120 | Solomon Fox | 55.54 | 7 | B Min | BB: 54.39 (+1.15s | 2.1%) | Burlingame Aquatics | 06/09/2023 | Burlingame Aquatic Club Long Course CBA | |
| 121 | Alex Zhong | 55.70 | 7 | B Min | BB: 54.39 (+1.31s | 2.4%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 122 | 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 | |
| 123 | Johnathan Wang | 55.87 | 8 | B Min | BB: 54.39 (+1.48s | 2.6%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 124 | 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 | |
| 125 | Chior Prange | 55.93 | 10 | B Min | BB: 54.39 (+1.54s | 2.8%) | Bishop Swim Team | 07/12/2025 | 2025 Silver State Championships | |
| 126 | Flynn Chen | 55.94 | 8 | B Min | BB: 54.39 (+1.55s | 2.8%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 127 | Isaiah Fadillah | 55.96 | 9 | B Min | BB: 54.39 (+1.57s | 2.8%) | California Dolphins Swim Team | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 128 | 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 | |
| 129 | Reza Afshar | 56.06 | 10 | B Min | BB: 54.39 (+1.67s | 3.0%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 130 | Ethan Leng | 56.14 | 10 | B Min | BB: 54.39 (+1.75s | 3.1%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 131 | Adi Bisht | 56.20 | 10 | B Min | BB: 54.39 (+1.81s | 3.2%) | Valley Splash | 06/27/2025 | Valley Splash | |
| 132 | Timothy Lam | 56.28 | 10 | B Min | BB: 54.39 (+1.89s | 3.4%) | Richmond Sailfish | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 133 | Alexander Garcia | 56.36 | 10 | B Min | BB: 54.39 (+1.97s | 3.5%) | Albany Armada Aquatics | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 134 | Stanislaw Gruszka | 56.41 | 9 | B Min | BB: 54.39 (+2.02s | 3.6%) | Walnut Creek Aquabears | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 135 | Luke Cheng | 56.42 | 9 | B Min | BB: 54.39 (+2.03s | 3.6%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 136 | Zackary Chuck | 56.50 | 8 | B Min | BB: 54.39 (+2.11s | 3.7%) | Boys & Girls Club of SF | 04/27/2024 | Alto Spring Jam | |
| 137 | Youssef Mahassine | 56.51 | 10 | B Min | BB: 54.39 (+2.12s | 3.8%) | Walnut Creek Aquabears | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 138 | Erik Shabdanov | 56.61 | 7 | B Min | BB: 54.39 (+2.22s | 3.9%) | Sunnyvale Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 139 | Leo Ioffe | 56.69 | 9 | B Min | BB: 54.39 (+2.30s | 4.1%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 140 | Luke Lim | 56.76 | 9 | B Min | BB: 54.39 (+2.37s | 4.2%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 141 | Ryan Ferguson | 56.79 | 8 | B Min | BB: 54.39 (+2.40s | 4.2%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 142 | Sammuel Zhou | 56.87 | 10 | B Min | BB: 54.39 (+2.48s | 4.4%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 143 | Alexander Chung | 56.90 | 10 | B Min | BB: 54.39 (+2.51s | 4.4%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 144 | Jake Lu | 56.96 | 9 | B Min | BB: 54.39 (+2.57s | 4.5%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 145 | Daniel Kalinovski | 57.03 | 9 | B Min | BB: 54.39 (+2.64s | 4.6%) | Otter Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 146 | Seoyul Moon | 57.05 | 10 | B Min | BB: 54.39 (+2.66s | 4.7%) | Pleasanton Seahawks | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 147 | Aiden Huang | 57.15 | 9 | B Min | BB: 54.39 (+2.76s | 4.8%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 148 | Olivier Thomasson | 57.15 | 10 | B Min | BB: 54.39 (+2.76s | 4.8%) | Montclair Swim Team | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 149 | George Yu | 57.41 | 9 | B Min | BB: 54.39 (+3.02s | 5.3%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 150 | Aurik Ghosh Moulick | 57.45 | 9 | B Min | BB: 54.39 (+3.06s | 5.3%) | Milpitas Aquatic Club | 06/22/2024 | Alto Beat The Heat Sat Sun | |
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.