Pacific 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Timothy Liu | 47.10 | 10 | BB Min | A: 42.09 (+5.01s | 10.6%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 152 | Jayden Zhu | 47.13 | 9 | BB Min | A: 42.09 (+5.04s | 10.7%) | Otter Swim Club | 01/11/2025 | South San Francisco New Year Splash C B A+ | |
| 153 | Nicholas Liu | 47.18 | 8 | BB Min | A: 42.09 (+5.09s | 10.8%) | Alto Swim Club | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 154 | Teddy Nichols | 47.20 | 8 | BB Min | A: 42.09 (+5.11s | 10.8%) | Seals Aquatics | 10/05/2024 | VJO Sprint For the Gold Ticket | |
| 155 | Alan Li | 47.23 | 9 | BB Min | A: 42.09 (+5.14s | 10.9%) | Santa Clara Swim Club | 10/04/2024 | SCSC SCY CBA+ Meet | |
| 156 | Tavis Williams | 47.27 | 10 | BB Min | A: 42.09 (+5.18s | 11.0%) | Alto Swim Club | 11/23/2024 | ALTO Swim Club Fall Frolic Invitational Meet | |
| 157 | Daniel Platon | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Alto Swim Club | 02/22/2025 | De Anza C B A+ | |
| 158 | Hunter Atkins | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Palo Alto Stanford Aquatics | 01/25/2025 | Z1N SC Championship | |
| 159 | Steve Lin | 47.42 | 10 | BB Min | A: 42.09 (+5.33s | 11.2%) | Unattached | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 160 | Kaito Ciammaichella | 47.43 | 10 | BB Min | A: 42.09 (+5.34s | 11.3%) | Piedmont Swim Team | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | |
| 161 | Jonah Hoffman | 47.43 | 9 | BB Min | A: 42.09 (+5.34s | 11.3%) | Humboldt Swim Club | 11/23/2024 | MCSD SCY C/B/A+ Meet | |
| 162 | Xavier Pok | 47.48 | 9 | BB Min | A: 42.09 (+5.39s | 11.4%) | Bulldog Swim Club | 10/26/2024 | Burlingame Aquatic Club C/B/A+ SCY Meet | |
| 163 | Alexander Gutman | 47.54 | 10 | BB Min | A: 42.09 (+5.45s | 11.5%) | Walnut Creek Aquabears | 11/15/2024 | Zone 2 Last Chance to AG Champs (host: TERA) | |
| 164 | Lucas Jiang | 47.55 | 8 | BB Min | A: 42.09 (+5.46s | 11.5%) | Santa Clara Swim Club | 02/08/2025 | Swim South Bay | |
| 165 | Jackson Pinkerton | 47.56 | 9 | BB Min | A: 42.09 (+5.47s | 11.5%) | North Bay Aquatics | 11/15/2024 | Zone 2 Last Chance to AG Champs (host: TERA) | |
| 166 | Oliver Zeng | 47.64 | 10 | BB Min | A: 42.09 (+5.55s | 11.6%) | Valley Splash | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 167 | Jason Korajkic | 47.65 | 10 | BB Min | A: 42.09 (+5.56s | 11.7%) | Walnut Creek Aquabears | 03/23/2025 | DA WCAB Short Course Dual Meet | |
| 168 | Miles Basseri | 47.70 | 10 | B Min | BB: 47.69 (+0.01s | 0.0%) | Los Gatos Swim Club | 11/15/2024 | Zone 1S Race to AGCs C/B/A+ Meet (hosts: MBSC, ACSC, GSMY) | |
| 169 | Wyatt Leslie | 47.70 | 10 | B Min | BB: 47.69 (+0.01s | 0.0%) | Montclair Swim Team | 09/28/2024 | Orinda Aquatics SCY C/B/BB+ Meet | |
| 170 | Kaeden Liang | 47.73 | 10 | B Min | BB: 47.69 (+0.04s | 0.1%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SCY CBA+ Meet | |
| 171 | Stephen Zhang | 47.74 | 10 | B Min | BB: 47.69 (+0.05s | 0.1%) | Alto Swim Club | 01/11/2025 | Burlingame Aquatic Club C/B/A+ SCY Meet | |
| 172 | Bo-Qian Hsueh | 47.75 | 10 | B Min | BB: 47.69 (+0.06s | 0.1%) | Milpitas Aquatic Club | 10/25/2024 | GGST SCY Spooktacular CBA+ Meet | |
| 173 | Joshua Miao | 47.81 | 9 | B Min | BB: 47.69 (+0.12s | 0.3%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 174 | Emmett Adams | 47.85 | 9 | B Min | BB: 47.69 (+0.16s | 0.3%) | Reno Aquatic Club | 03/15/2025 | 2025 NNA Age Group Open | |
| 175 | Arick Yuan | 47.86 | 9 | B Min | BB: 47.69 (+0.17s | 0.4%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 176 | Tobin Reynolds | 47.87 | 10 | B Min | BB: 47.69 (+0.18s | 0.4%) | AC Swim Club | 09/27/2024 | SRN C/B/A+ Meet | |
| 177 | Raymond Cai | 47.89 | 10 | B: 43.49 (+4.40s | 9.2%) | Sunnyvale Swim Club | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | ||
| 178 | John Meyerdirk | 48.01 | 10 | B Min | BB: 47.69 (+0.32s | 0.7%) | The Olympic Club | 09/27/2024 | SRN C/B/A+ Meet | |
| 179 | Lucas Pan | 48.09 | 8 | B Min | BB: 47.69 (+0.40s | 0.8%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 180 | Will Dai | 48.10 | 10 | B Min | BB: 47.69 (+0.41s | 0.9%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 181 | Reagan Wilsey | 48.12 | 9 | B Min | BB: 47.69 (+0.43s | 0.9%) | Palo Alto Stanford Aquatics | 11/09/2024 | Pacifica Sea Lions SCY C/B/A+ Meet | |
| 182 | Atticus Walker | 48.14 | 10 | B Min | BB: 47.69 (+0.45s | 0.9%) | Palo Alto Stanford Aquatics | 12/21/2024 | PASA Winter Frolic T&F Intrasquad Championships | |
| 183 | Ethan Liu | 48.17 | 10 | B Min | BB: 47.69 (+0.48s | 1.0%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SCY CBA+ Meet | |
| 184 | Kent Ma | 48.25 | 10 | B Min | BB: 47.69 (+0.56s | 1.2%) | Quicksilver Swimming | 11/09/2024 | Swim South Bay SCY Z1S Micro Meet | |
| 185 | Allen Cao | 48.38 | 10 | B Min | BB: 47.69 (+0.69s | 1.4%) | Milpitas Aquatic Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 186 | Zhouhan Yang | 48.38 | 9 | B Min | BB: 47.69 (+0.69s | 1.4%) | Alto Swim Club | 11/09/2024 | ALTO Swim Club SCY C/B/A+ Meet | |
| 187 | Hei Chan | 48.39 | 9 | B Min | BB: 47.69 (+0.70s | 1.4%) | Alto Swim Club | 01/11/2025 | Burlingame Aquatic Club C/B/A+ SCY Meet | |
| 188 | Bradley Lim | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | Burlingame Aquatics | 10/26/2024 | Burlingame Aquatic Club C/B/A+ SCY Meet | |
| 189 | Thomas Cooke | 48.39 | 7 | B Min | BB: 47.69 (+0.70s | 1.4%) | Aptos Cabrillo Swim Club | 11/15/2024 | Zone 1S Race to AGCs C/B/A+ Meet (hosts: MBSC, ACSC, GSMY) | |
| 190 | Lucas Pisoni | 48.41 | 9 | B Min | BB: 47.69 (+0.72s | 1.5%) | Neptune Swimming | 12/13/2024 | SRN Swim Like the Dickens C/B/A+ Meet | |
| 191 | Toby Wong | 48.44 | 10 | B Min | BB: 47.69 (+0.75s | 1.5%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 192 | Sawyer Thomas | 48.44 | 9 | B Min | BB: 47.69 (+0.75s | 1.5%) | North Bay Aquatics | 05/19/2024 | Montclair Swim Team Pentathlon | |
| 193 | Zackary Chuck | 48.55 | 9 | B Min | BB: 47.69 (+0.86s | 1.8%) | Boys & Girls Club of SF | 10/26/2024 | Burlingame Aquatic Club C/B/A+ SCY Meet | |
| 194 | William Xu | 48.57 | 10 | B Min | BB: 47.69 (+0.88s | 1.8%) | Ladera Oaks | 10/05/2024 | DeAnza Cupertino Aquatics SCY C/B/A+ Meet | |
| 195 | Julian Yu | 48.65 | 8 | B Min | BB: 47.69 (+0.96s | 2.0%) | Alto Swim Club | 10/27/2023 | Sunnyvale Swim Club SCY C/B/A+ Meet | |
| 196 | Connor Dennis | 48.72 | 10 | B Min | BB: 47.69 (+1.03s | 2.1%) | Pacifica Sea Lions | 02/22/2025 | BAC C B A Meet | |
| 197 | Weston Jaegers | 48.74 | 9 | B Min | BB: 47.69 (+1.05s | 2.2%) | Mammoth Lakes Swim Team | 08/02/2024 | DDST High Country Championships | |
| 198 | Charlie Matella | 48.81 | 10 | B Min | BB: 47.69 (+1.12s | 2.3%) | Alameda Gators | 03/01/2025 | Pac Swim SC B BB+ Last Chance Hosted By TERA | |
| 199 | Sean Tseng | 48.85 | 10 | B Min | BB: 47.69 (+1.16s | 2.4%) | Santa Clara Swim Club | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 200 | Sean Lin | 48.86 | 10 | B Min | BB: 47.69 (+1.17s | 2.4%) | Monterey Bay Swim Club | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
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.