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 | Derek Feng | 47.81 | 9 | B Min | BB: 42.89 (+4.92s | 10.3%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 252 | Carter Vizcarra | 47.95 | 8 | B Min | BB: 42.89 (+5.06s | 10.6%) | Neptune Swimming | 09/27/2024 | SRN C/B/A+ Meet | |
| 253 | Victor Secor | 47.96 | 8 | B Min | BB: 42.89 (+5.07s | 10.6%) | Piedmont Swim Team | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | |
| 254 | Arwin Safaee | 48.00 | 9 | B Min | BB: 42.89 (+5.11s | 10.6%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | |
| 255 | Alex Zhong | 48.03 | 7 | B Min | BB: 42.89 (+5.14s | 10.7%) | Santa Clara Swim Club | 06/14/2025 | SCSC Blue Gold Block Party Meet June | |
| 256 | Tristan Wan | 48.06 | 8 | B Min | BB: 42.89 (+5.17s | 10.8%) | Palo Alto Stanford Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 257 | Yu-Jia Liu | 48.09 | 9 | B Min | BB: 42.89 (+5.20s | 10.8%) | Quicksilver Swimming | 01/26/2024 | Zone 1S Championship Meet (host: QSS) - Click for Z1S All-Star Application | |
| 258 | Bradley Tran | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Quicksilver Swimming | 01/26/2024 | Zone 1S Championship Meet (host: QSS) - Click for Z1S All-Star Application | |
| 259 | Grennan Patel | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Neptune Swimming | 09/27/2024 | SRN C/B/A+ Meet | |
| 260 | Aaron Littlefield | 48.20 | 8 | B Min | BB: 42.89 (+5.31s | 11.0%) | Walnut Creek Aquabears | 01/13/2024 | Tiger Aquatics SCY C/B/BB+ Meet | |
| 261 | Alan Li | 48.24 | 10 | B Min | BB: 42.89 (+5.35s | 11.1%) | Santa Clara Swim Club | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 262 | Arjun Niranjan Shetty | 48.24 | 7 | B Min | BB: 42.89 (+5.35s | 11.1%) | South Valley Makos | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 263 | Aaron Wang | 48.24 | 10 | B Min | BB: 42.89 (+5.35s | 11.1%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | |
| 264 | Alexander Forward | 48.25 | 7 | B Min | BB: 42.89 (+5.36s | 11.1%) | San Jose Goosemonkeys | 02/08/2025 | Swim South Bay | |
| 265 | Triton Calhoun | 48.25 | 10 | B Min | BB: 42.89 (+5.36s | 11.1%) | Reno Aquatic Club | 03/15/2025 | 2025 NNA Age Group Open | |
| 266 | Lucas Chua | 48.30 | 10 | B: 48.29 (+0.01s | 0.0%) | Triton Aquatics Club | 12/14/2024 | California Dolphins Swim Team SCY C/B/BB+ Meet | ||
| 267 | Ari Last | 48.32 | 8 | B: 48.29 (+0.03s | 0.1%) | Palo Alto Stanford Aquatics | 03/23/2024 | Los Altos Mountain View Aquatics Club SCY C/B/A+ Meet | ||
| 268 | Nicolas Pataky | 48.33 | 9 | B: 48.29 (+0.04s | 0.1%) | Palo Alto Stanford Aquatics | 10/05/2024 | DeAnza Cupertino Aquatics SCY C/B/A+ Meet | ||
| 269 | Fedor Evstigneev | 48.40 | 7 | B: 48.29 (+0.11s | 0.2%) | Santa Clara Swim Club | 11/15/2024 | Zone 1S Race to AGCs C/B/A+ Meet (hosts: MBSC, ACSC, GSMY) | ||
| 270 | Patrick Yuan | 48.41 | 9 | B: 48.29 (+0.12s | 0.2%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SCY CBA+ Meet | ||
| 271 | Arz Abu Raya | 48.44 | 7 | B: 48.29 (+0.15s | 0.3%) | Daly City Dolphins | 01/11/2025 | South San Francisco New Year Splash C B A+ | ||
| 272 | Nathanael Areias | 48.57 | 8 | B: 48.29 (+0.28s | 0.6%) | Walnut Creek Aquabears | 11/18/2023 | Livermore Aquacowboys SCY Invitational Meet | ||
| 273 | Max McCollum | 48.58 | 9 | B: 48.29 (+0.29s | 0.6%) | The Olympic Club | 02/07/2025 | 2025 PSL Super Finals Invitational | ||
| 274 | Zhencheng Xu | 48.62 | 9 | B: 48.29 (+0.33s | 0.7%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 275 | Flynn Chen | 48.73 | 8 | B: 48.29 (+0.44s | 0.9%) | DeAnza Cupertino Aquatics | 03/22/2025 | PSL SC CBA+ Meet | ||
| 276 | Socrates Guerrero | 48.73 | 10 | B: 48.29 (+0.44s | 0.9%) | Montclair Swim Team | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | ||
| 277 | Arthur Viray | 48.75 | 8 | B: 48.29 (+0.46s | 0.9%) | Daly City Dolphins | 03/22/2025 | PSL SC CBA+ Meet | ||
| 278 | Elijah Jacobs | 48.78 | 9 | B: 48.29 (+0.49s | 1.0%) | Crescent City Swim Club | 11/09/2024 | SCAT Open (25Y, AG/SR, ABC) | ||
| 279 | Weston Jaegers | 48.83 | 9 | B: 48.29 (+0.54s | 1.1%) | Mammoth Lakes Swim Team | 08/02/2024 | DDST High Country Championships | ||
| 280 | Artyom Smirnoff | 48.84 | 10 | B: 48.29 (+0.55s | 1.1%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 281 | Gavin Wong | 48.84 | 8 | B: 48.29 (+0.55s | 1.1%) | Daly City Dolphins | 11/09/2024 | Pacifica Sea Lions SCY C/B/A+ Meet | ||
| 282 | Owen Werres | 48.86 | 10 | B: 48.29 (+0.57s | 1.2%) | The Olympic Club | 02/22/2025 | NVST Swimming Into Spring | ||
| 283 | Aiden Kiatrungrit | 48.88 | 9 | B: 48.29 (+0.59s | 1.2%) | South San Francisco Aquatics | 01/11/2025 | South San Francisco New Year Splash C B A+ | ||
| 284 | Thorsen Sammakieh | 48.91 | 9 | B: 48.29 (+0.62s | 1.3%) | Triggerfish Aquatic | 09/14/2024 | WANV Endless Summer Classic C/B/A+ Meet | ||
| 285 | Ryden Ciammaichella | 48.93 | 7 | B: 48.29 (+0.64s | 1.3%) | Piedmont Swim Team | 11/02/2024 | Albany Armada Aquatics SCY C/B/BB+ Meet | ||
| 286 | Nash Meredith | 48.94 | 9 | B: 48.29 (+0.65s | 1.3%) | Pacifica Sea Lions | 02/07/2025 | 2025 PSL Super Finals Invitational | ||
| 287 | Vincent Liu | 48.95 | 9 | B: 48.29 (+0.66s | 1.3%) | Daly City Dolphins | 09/21/2024 | So. San Francisco Aquatic Club SCY C/B/A+ Meet | ||
| 288 | Aaron Wang | 48.96 | 8 | B: 48.29 (+0.67s | 1.4%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 289 | Lincoln Sparhawk | 48.97 | 8 | B: 48.29 (+0.68s | 1.4%) | Burlingame Aquatics | 12/09/2023 | Burlingame Aquatics Club SCY C/B/A+ Meet | ||
| 290 | Harrison Tian | 48.98 | 8 | B: 48.29 (+0.69s | 1.4%) | San Ramon Valley Aquatics | 03/22/2025 | 2025 3 22 CDST SC C B BB+ Meet | ||
| 291 | Oliver Loening | 49.05 | 8 | B: 48.29 (+0.76s | 1.5%) | Daly City Dolphins | 02/07/2025 | 2025 PSL Super Finals Invitational | ||
| 292 | Dominic Molina | 49.06 | 9 | B: 48.29 (+0.77s | 1.6%) | Gilroy Gators Swim Team | 11/15/2024 | Zone 1S Race to AGCs C/B/A+ Meet (hosts: MBSC, ACSC, GSMY) | ||
| 293 | Robert Chen | 49.07 | 9 | B: 48.29 (+0.78s | 1.6%) | San Ramon Valley Aquatics | 02/17/2024 | San Ramon Valley Aquatics SCY C/B/BB+ Meet | ||
| 294 | Kyle Cheung | 49.07 | 9 | B: 48.29 (+0.78s | 1.6%) | Palo Alto Stanford Aquatics | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | ||
| 295 | Youssef Mahassine | 49.08 | 9 | B: 48.29 (+0.79s | 1.6%) | Walnut Creek Aquabears | 11/15/2024 | Zone 2 Last Chance to AG Champs (host: TERA) | ||
| 296 | Braden Saporsantos | 49.11 | 9 | B: 48.29 (+0.82s | 1.7%) | East Bay Silver Dolphins | 12/14/2024 | Richard Thornton Memorial Swim Meet (host: SRVA) | ||
| 297 | Ryan Chen | 49.17 | 10 | B: 48.29 (+0.88s | 1.8%) | DeAnza Cupertino Aquatics | 07/19/2025 | 2025 DACA SC CBA Meet | ||
| 298 | Yichen Wang | 49.20 | 8 | B: 48.29 (+0.91s | 1.8%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | ||
| 299 | Wynn Kitsadaviseksak | 49.22 | 9 | B: 48.29 (+0.93s | 1.9%) | Hills Hurricane Swimming | 07/18/2025 | 2025 Redwood Empire Swim League Championship | ||
| 300 | Christopher Rasmuson | 49.24 | 7 | B: 48.29 (+0.95s | 1.9%) | Bishop Swim Team | 08/02/2024 | DDST High Country 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.