Pacific Swimming Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 251 | Kevin Chen | 46.06 | 8 | B Min | BB: 42.89 (+3.17s | 6.9%) | DeAnza Cupertino Aquatics | 10/07/2023 | DeAnza Cupertino Aquatics SCY C/B/A+ Meet | |
| 252 | Marco Cao | 46.09 | 9 | B Min | BB: 42.89 (+3.20s | 6.9%) | Palo Alto Stanford Aquatics | 01/11/2025 | South San Francisco New Year Splash C B A+ | |
| 253 | Justin Cui | 46.10 | 10 | B Min | BB: 42.89 (+3.21s | 7.0%) | Pleasanton Seahawks | 12/14/2024 | California Dolphins Swim Team SCY C/B/BB+ Meet | |
| 254 | Ethan Zhu | 46.12 | 9 | B Min | BB: 42.89 (+3.23s | 7.0%) | DeAnza Cupertino Aquatics | 03/22/2025 | PSL SC CBA+ Meet | |
| 255 | Finn Scott | 46.12 | 9 | B Min | BB: 42.89 (+3.23s | 7.0%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | |
| 256 | Brayden Nguyen | 46.14 | 8 | B Min | BB: 42.89 (+3.25s | 7.0%) | San Jose Goosemonkeys | 10/04/2024 | SCSC SCY CBA+ Meet | |
| 257 | Adi Bisht | 46.16 | 10 | B Min | BB: 42.89 (+3.27s | 7.1%) | Valley Splash | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 258 | Ahmet Okyay | 46.17 | 9 | B Min | BB: 42.89 (+3.28s | 7.1%) | Alto Swim Club | 01/25/2025 | Z1N SC Championship | |
| 259 | Ethan Gao | 46.18 | 8 | B Min | BB: 42.89 (+3.29s | 7.1%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 260 | Luke Lim | 46.23 | 9 | B Min | BB: 42.89 (+3.34s | 7.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 261 | Sebastian Lucas | 46.24 | 10 | B Min | BB: 42.89 (+3.35s | 7.2%) | Palo Alto Stanford Aquatics | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | |
| 262 | Adam Kirk | 46.24 | 9 | B Min | BB: 42.89 (+3.35s | 7.2%) | Palo Alto Stanford Aquatics | 02/22/2025 | 2025 Tri Venue Last Chance Meet PASA | |
| 263 | Ryan Han | 46.26 | 9 | B Min | BB: 42.89 (+3.37s | 7.3%) | Quicksilver Swimming | 10/21/2023 | Zone 1S CBA Meet (host: GGST) | |
| 264 | Caleb Hurley | 46.32 | 8 | B Min | BB: 42.89 (+3.43s | 7.4%) | San Ramon Valley Aquatics | 09/28/2024 | Orinda Aquatics SCY C/B/BB+ Meet | |
| 265 | Wesley Zhang | 46.36 | 9 | B Min | BB: 42.89 (+3.47s | 7.5%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 266 | Noah Wu | 46.37 | 9 | B Min | BB: 42.89 (+3.48s | 7.5%) | Milpitas Aquatic Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 267 | Neo Perera | 46.38 | 8 | B Min | BB: 42.89 (+3.49s | 7.5%) | Los Altos Mountain View Aquati | 08/02/2024 | DACA SCY Invitational | |
| 268 | Erdem Tokuz | 46.38 | 10 | B Min | BB: 42.89 (+3.49s | 7.5%) | Santa Clara Swim Club | 02/08/2025 | Swim South Bay | |
| 269 | Yavin Dantra | 46.38 | 8 | B Min | BB: 42.89 (+3.49s | 7.5%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 270 | Joshua Miao | 46.39 | 9 | B Min | BB: 42.89 (+3.50s | 7.5%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 271 | Phil Yun | 46.42 | 9 | B Min | BB: 42.89 (+3.53s | 7.6%) | Alto Swim Club | 03/29/2024 | ALTO Rock the Blocks T/F Invitational | |
| 272 | Noah Joo | 46.43 | 10 | B Min | BB: 42.89 (+3.54s | 7.6%) | Piedmont Swim Team | 03/01/2025 | VJO March Mayhem C B A+ 2025 | |
| 273 | Eli Chung | 46.43 | 10 | B Min | BB: 42.89 (+3.54s | 7.6%) | Palo Alto Stanford Aquatics | 02/22/2025 | 2025 Tri Venue Last Chance Meet PASA | |
| 274 | River Arakawa | 46.53 | 8 | B Min | BB: 42.89 (+3.64s | 7.8%) | Sleepy Hollow | 11/12/2023 | OAPB Fall Jamboree | |
| 275 | Kirill Leontyev | 46.56 | 10 | B Min | BB: 42.89 (+3.67s | 7.9%) | Daly City Dolphins | 02/22/2025 | BAC C B A Meet | |
| 276 | Solomon Fox | 46.56 | 6 | B Min | BB: 42.89 (+3.67s | 7.9%) | Burlingame Aquatics | 10/29/2022 | Burlingame Aquatic Club SCY C/B/A+ Meet | |
| 277 | Sebastian Bagga | 46.57 | 9 | B Min | BB: 42.89 (+3.68s | 7.9%) | South Valley Makos | 07/19/2024 | CVAL SCY T&F Championships | |
| 278 | Chris Nilson | 46.61 | 10 | B Min | BB: 42.89 (+3.72s | 8.0%) | Los Altos Mountain View Aquati | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | |
| 279 | David Rivera | 46.64 | 9 | B Min | BB: 42.89 (+3.75s | 8.0%) | Almaden Riptide | 09/14/2024 | WANV Endless Summer Classic C/B/A+ Meet | |
| 280 | Nathaniel Rodriguez | 46.65 | 9 | B Min | BB: 42.89 (+3.76s | 8.1%) | Solar Swim Sea Monsters | 09/30/2023 | Brentwood Seawolves SCY C/B/BB+ Meet | |
| 281 | Yunus Mukhamadieva | 46.72 | 9 | B Min | BB: 42.89 (+3.83s | 8.2%) | Brentwood Seawolves | 03/01/2025 | Pac Swim SC B BB+ Last Chance Hosted By TERA | |
| 282 | Cruz Varuris-Verduzco | 46.77 | 8 | B Min | BB: 42.89 (+3.88s | 8.3%) | Quicksilver Swimming | 03/18/2023 | Z1S Last Chance FW Meet (host: QSS-SC) | |
| 283 | Leo Miyamoto | 46.78 | 9 | B Min | BB: 42.89 (+3.89s | 8.3%) | Napa Valley Swim Team | 02/22/2025 | NVST Swimming Into Spring | |
| 284 | Spencer Chong | 46.78 | 10 | B Min | BB: 42.89 (+3.89s | 8.3%) | Sunnyvale Swim Club | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | |
| 285 | Leo Liao | 46.85 | 9 | B Min | BB: 42.89 (+3.96s | 8.5%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 286 | Maksym Sichkovskyi | 46.87 | 8 | B Min | BB: 42.89 (+3.98s | 8.5%) | Sunnyvale Swim Club | 12/10/2022 | ALTO Swim Club SCY C/B/A+ Meet | |
| 287 | Alexander Li | 46.91 | 10 | B Min | BB: 42.89 (+4.02s | 8.6%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 288 | Gavin Yang | 46.94 | 9 | B Min | BB: 42.89 (+4.05s | 8.6%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 289 | Johnathan Wang | 46.96 | 8 | B Min | BB: 42.89 (+4.07s | 8.7%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | |
| 290 | Jacob Chen | 46.99 | 8 | B Min | BB: 42.89 (+4.10s | 8.7%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 291 | Charles Zheng | 47.09 | 8 | B Min | BB: 42.89 (+4.20s | 8.9%) | California Dolphins Swim Team | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 292 | Cooper Pellegrini | 47.11 | 10 | B Min | BB: 42.89 (+4.22s | 9.0%) | Piranha Swimming | 03/22/2025 | PC PRNA CBA+ Spring Surge Swim To Win | |
| 293 | SJ Park | 47.11 | 10 | B Min | BB: 42.89 (+4.22s | 9.0%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 294 | Atticus Walker | 47.13 | 9 | B Min | BB: 42.89 (+4.24s | 9.0%) | Palo Alto Stanford Aquatics | 11/09/2024 | Pacifica Sea Lions SCY C/B/A+ Meet | |
| 295 | Daniel Rumiantcev | 47.13 | 8 | B Min | BB: 42.89 (+4.24s | 9.0%) | Sunnyvale Swim Club | 10/05/2024 | DeAnza Cupertino Aquatics SCY C/B/A+ Meet | |
| 296 | George Yu | 47.17 | 8 | B Min | BB: 42.89 (+4.28s | 9.1%) | Santa Clara Swim Club | 09/14/2024 | Milpitas Aquatic Club SCY CBA+ Meet | |
| 297 | Patrick Li | 47.17 | 10 | B Min | BB: 42.89 (+4.28s | 9.1%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 298 | Mason Cao | 47.22 | 9 | B Min | BB: 42.89 (+4.33s | 9.2%) | Santa Clara Swim Club | 10/04/2024 | SCSC SCY CBA+ Meet | |
| 299 | Noah Huyen | 47.23 | 8 | B Min | BB: 42.89 (+4.34s | 9.2%) | Daly City Dolphins | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 300 | Justin Ortiz | 47.27 | 10 | B Min | BB: 42.89 (+4.38s | 9.3%) | San Benito Aquatics | 11/15/2024 | Zone 1S Race to AGCs C/B/A+ Meet (hosts: MBSC, ACSC, GSMY) | |
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.