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 | |
|---|---|---|---|---|---|---|---|---|---|
| 201 | Jeffrey Crouse | 42.61 | 10 | BB Min | A: 37.59 (+5.02s | 11.8%) | Livermore AquaCowboys | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 202 | Benjamin Robinson | 42.64 | 9 | BB Min | A: 37.59 (+5.05s | 11.8%) | Neptune Swimming | 07/26/2025 | 2025 REAL Championships | |
| 203 | Leo Zeng | 42.66 | 9 | BB Min | A: 37.59 (+5.07s | 11.9%) | Santa Clara Swim Club | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 204 | Benjamin Chase | 42.75 | 10 | BB Min | A: 37.59 (+5.16s | 12.1%) | California Dolphins Swim Team | 07/26/2025 | Zone 2 Summer Championships | |
| 205 | Asher Shim | 42.76 | 9 | BB Min | A: 37.59 (+5.17s | 12.1%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 206 | Flynn Chen | 42.77 | 9 | BB Min | A: 37.59 (+5.18s | 12.1%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 207 | Yunus Mukhamadieva | 42.78 | 10 | BB Min | A: 37.59 (+5.19s | 12.1%) | Brentwood Seawolves | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | |
| 208 | Chinmay Joshi | 42.81 | 9 | BB Min | A: 37.59 (+5.22s | 12.2%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 209 | Jay Guzman | 42.82 | 10 | BB Min | A: 37.59 (+5.23s | 12.2%) | AC Swim Club | 12/06/2025 | Neptune Swimming Swim Like The Dickens | |
| 210 | Alex Li | 42.83 | 9 | BB Min | A: 37.59 (+5.24s | 12.2%) | DeAnza Cupertino Aquatics | 12/06/2025 | Alto Dec 6 7 CBA | |
| 211 | Ian Jones | 42.83 | 10 | BB Min | A: 37.59 (+5.24s | 12.2%) | Ladera Oaks | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 212 | Norne Fang | 42.86 | 7 | BB Min | A: 37.59 (+5.27s | 12.3%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 213 | Owen Zhuang | 42.87 | 9 | BB Min | A: 37.59 (+5.28s | 12.3%) | DeAnza Cupertino Aquatics | 10/26/2024 | 2024 SUNN Fall Classic CBA+ Meet | |
| 214 | Marek Perzov | 42.92 | 10 | B Min | BB: 42.89 (+0.03s | 0.1%) | Santa Clara Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 215 | Micah Legaspi | 42.94 | 9 | B Min | BB: 42.89 (+0.05s | 0.1%) | Seaside Aquatic Club | 07/18/2025 | CVAL | |
| 216 | Cameron Bantz | 42.95 | 8 | B Min | BB: 42.89 (+0.06s | 0.1%) | Crow Canyon Sharks | 11/15/2024 | Pacific Swimming SCY B BB+ Last Chance Meet | |
| 217 | Dominic Allen | 42.95 | 8 | B Min | BB: 42.89 (+0.06s | 0.1%) | Crow Canyon Sharks | 07/20/2024 | Zone 2 Summer Championships | |
| 218 | Lucas Pisoni | 42.96 | 10 | B Min | BB: 42.89 (+0.07s | 0.2%) | Neptune Swimming | 12/06/2025 | Neptune Swimming Swim Like The Dickens | |
| 219 | Daniel Rumean | 43.01 | 9 | B Min | BB: 42.89 (+0.12s | 0.3%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | |
| 220 | Liam Reyes | 43.03 | 9 | B Min | BB: 42.89 (+0.14s | 0.3%) | Reno Aquatic Club | 08/01/2025 | 2025 High Country Short Course Championship | |
| 221 | Leo Miyamoto | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Napa Valley Swim Team | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 222 | Lehai Li | 43.12 | 9 | B Min | BB: 42.89 (+0.23s | 0.5%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 223 | Nicholas Thach | 43.12 | 10 | B Min | BB: 42.89 (+0.23s | 0.5%) | Oakland Undercurrent Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 224 | Caleb Gray | 43.16 | 8 | B Min | BB: 42.89 (+0.27s | 0.6%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 225 | Wesley Zhang | 43.18 | 10 | B Min | BB: 42.89 (+0.29s | 0.7%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 226 | Mason Burr | 43.20 | 9 | B Min | BB: 42.89 (+0.31s | 0.7%) | Diablo Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 227 | Ethan Zhu | 43.22 | 10 | B Min | BB: 42.89 (+0.33s | 0.8%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 228 | Lucas Nguyen | 43.27 | 9 | B Min | BB: 42.89 (+0.38s | 0.9%) | Valley Splash | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 229 | Luke Cheng | 43.27 | 10 | B Min | BB: 42.89 (+0.38s | 0.9%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 230 | Dax Nisenbaum | 43.28 | 10 | B Min | BB: 42.89 (+0.39s | 0.9%) | Hills Hurricane Swimming | 07/18/2025 | 2025 Redwood Empire Swim League Championship | |
| 231 | Phinnaeus Johnson | 43.33 | 10 | B Min | BB: 42.89 (+0.44s | 1.0%) | Gilroy Gators Swim Team | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 232 | Eric Wang | 43.34 | 9 | B Min | BB: 42.89 (+0.45s | 1.0%) | Milpitas Aquatic Club | 10/04/2024 | SCSC Pacific Swimming Short Cours C B A+ Meet | |
| 233 | Clark Wilson | 43.43 | 10 | B Min | BB: 42.89 (+0.54s | 1.2%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 234 | Adrian Goo | 43.46 | 9 | B Min | BB: 42.89 (+0.57s | 1.3%) | Walnut Creek Aquabears | 07/26/2025 | Zone 2 Summer Championships | |
| 235 | Logan Yip | 43.48 | 10 | B Min | BB: 42.89 (+0.59s | 1.4%) | South San Francisco Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 236 | Zixin Cheng | 43.49 | 9 | B Min | BB: 42.89 (+0.60s | 1.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 237 | Aiden Tam | 43.51 | 10 | B Min | BB: 42.89 (+0.62s | 1.4%) | Sunnyvale Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 238 | Alexandru Varga | 43.58 | 10 | B Min | BB: 42.89 (+0.69s | 1.6%) | Terrapins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 239 | Cameron Lee | 43.58 | 9 | B Min | BB: 42.89 (+0.69s | 1.6%) | Usf Youth Swimming | 09/27/2025 | Neptune Swimming Fall Classic | |
| 240 | John Telischak | 43.59 | 10 | B Min | BB: 42.89 (+0.70s | 1.6%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 241 | Aurik Ghosh Moulick | 43.61 | 9 | B Min | BB: 42.89 (+0.72s | 1.7%) | Milpitas Aquatic Club | 02/08/2025 | Swim South Bay | |
| 242 | Aaron Wang | 43.62 | 9 | B Min | BB: 42.89 (+0.73s | 1.7%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 243 | Erik Shabdanov | 43.63 | 8 | B Min | BB: 42.89 (+0.74s | 1.7%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 244 | Adam Kirk | 43.67 | 10 | B Min | BB: 42.89 (+0.78s | 1.8%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 245 | Atlas Berkhaug | 43.69 | 10 | B Min | BB: 42.89 (+0.80s | 1.8%) | North Bay Aquatics | 09/20/2025 | WANV CBA+ Endless Summer Meet | |
| 246 | Jace Gordon | 43.70 | 9 | B Min | BB: 42.89 (+0.81s | 1.9%) | Los Gatos Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 247 | Lucas Sun | 43.72 | 9 | B Min | BB: 42.89 (+0.83s | 1.9%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 248 | Yichen Wang | 43.73 | 9 | B Min | BB: 42.89 (+0.84s | 1.9%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 249 | Ryden Ciammaichella | 43.75 | 8 | B Min | BB: 42.89 (+0.86s | 2.0%) | Piedmont Swim Team | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | |
| 250 | Gavin Wong | 43.76 | 9 | B Min | BB: 42.89 (+0.87s | 2.0%) | Daly City Dolphins | 02/07/2026 | 2026 PSL Super Finals Invitational | |
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.