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 | Saul Guevara | 44.50 | 8 | B Min | BB: 42.89 (+1.61s | 3.6%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 252 | Tommy Yount | 44.51 | 10 | B Min | BB: 42.89 (+1.62s | 3.6%) | Burlingame Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 253 | Ryan Hamby | 44.52 | 9 | B Min | BB: 42.89 (+1.63s | 3.7%) | Palo Alto Stanford Aquatics | 11/23/2024 | 2024 PASA Candy Meet Champs | |
| 254 | Beau Connelly | 44.60 | 10 | B Min | BB: 42.89 (+1.71s | 3.8%) | Los Gatos Swim Club | 02/08/2025 | Swim South Bay | |
| 255 | William Frohnen | 44.61 | 9 | B Min | BB: 42.89 (+1.72s | 3.9%) | San Ramon Valley Aquatics | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | |
| 256 | Itai Nadav | 44.66 | 9 | B Min | BB: 42.89 (+1.77s | 4.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 257 | Eric Hu | 44.66 | 9 | B Min | BB: 42.89 (+1.77s | 4.0%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 258 | Rocky Killingsworth | 44.72 | 10 | B Min | BB: 42.89 (+1.83s | 4.1%) | Lakeridge Swim Team | 01/17/2025 | 2025 Blizzard Blast Swim Meet | |
| 259 | Van Ewing | 44.83 | 10 | B Min | BB: 42.89 (+1.94s | 4.3%) | Tahoe Swim Club | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 260 | Aiden Huang | 44.87 | 10 | B Min | BB: 42.89 (+1.98s | 4.4%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 261 | Oliver Liu | 44.89 | 10 | B Min | BB: 42.89 (+2.00s | 4.5%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 262 | Thomas Cooke | 44.90 | 9 | B Min | BB: 42.89 (+2.01s | 4.5%) | Aptos Cabrillo Swim Club | 10/04/2024 | SCSC Pacific Swimming Short Cours C B A+ Meet | |
| 263 | Elliott Harris | 44.93 | 10 | B Min | BB: 42.89 (+2.04s | 4.5%) | Sebastopol Sea Serpents | 07/26/2025 | 2025 REAL Championships | |
| 264 | Isaiah Fadillah | 44.94 | 10 | B Min | BB: 42.89 (+2.05s | 4.6%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 265 | Caden Paterson | 44.97 | 10 | B Min | BB: 42.89 (+2.08s | 4.6%) | Livermore AquaCowboys | 12/12/2025 | Winter SC Age Group Championships | |
| 266 | Jason Ma | 44.99 | 9 | B Min | BB: 42.89 (+2.10s | 4.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 267 | Sebastian Monroy Reyes | 45.01 | 10 | B Min | BB: 42.89 (+2.12s | 4.7%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 268 | Maxwell Kelsey | 45.03 | 9 | B Min | BB: 42.89 (+2.14s | 4.8%) | Almaden Riptide | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 269 | Jack Willey | 45.04 | 10 | B Min | BB: 42.89 (+2.15s | 4.8%) | Almaden Riptide | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 270 | Joseph Michael | 45.05 | 9 | B Min | BB: 42.89 (+2.16s | 4.8%) | Seals Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 271 | Hadam Bang | 45.07 | 10 | B Min | BB: 42.89 (+2.18s | 4.8%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 272 | Alec Henriques | 45.10 | 10 | B Min | BB: 42.89 (+2.21s | 4.9%) | Napa Valley Swim Team | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 273 | Charles Guess | 45.12 | 9 | B Min | BB: 42.89 (+2.23s | 4.9%) | Tahoe Swim Club | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 274 | Alexander Forward | 45.14 | 8 | B Min | BB: 42.89 (+2.25s | 5.0%) | San Jose Goosemonkeys | 02/28/2026 | Swim South Bay | |
| 275 | Vishnu Srinivasan | 45.14 | 10 | B Min | BB: 42.89 (+2.25s | 5.0%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 276 | Hohyeon Cho | 45.17 | 10 | B Min | BB: 42.89 (+2.28s | 5.0%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 277 | Ethan Li | 45.20 | 10 | B Min | BB: 42.89 (+2.31s | 5.1%) | Los Altos Mountain View Aquati | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 278 | Bryan Xia | 45.20 | 7 | B Min | BB: 42.89 (+2.31s | 5.1%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 279 | Ethan Zhong | 45.20 | 9 | B Min | BB: 42.89 (+2.31s | 5.1%) | Quicksilver Swimming | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 280 | Finnegan Persampieri | 45.23 | 10 | B Min | BB: 42.89 (+2.34s | 5.2%) | Otter Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 281 | Shachar Bassan | 45.27 | 10 | B Min | BB: 42.89 (+2.38s | 5.3%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 282 | Shayan Sarkar | 45.27 | 9 | B Min | BB: 42.89 (+2.38s | 5.3%) | Diablo Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 283 | Gordon Tai | 45.40 | 10 | B Min | BB: 42.89 (+2.51s | 5.5%) | Otter Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 284 | Nicoulas Young | 45.42 | 10 | B Min | BB: 42.89 (+2.53s | 5.6%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 285 | Brian Chen | 45.45 | 10 | B Min | BB: 42.89 (+2.56s | 5.6%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 286 | Evan Hu | 45.46 | 8 | B Min | BB: 42.89 (+2.57s | 5.7%) | Pleasanton Seahawks | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 287 | Toprak Tufan | 45.46 | 10 | B Min | BB: 42.89 (+2.57s | 5.7%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 288 | Nathan Nguyen | 45.48 | 10 | B Min | BB: 42.89 (+2.59s | 5.7%) | San Jose Goosemonkeys | 10/25/2025 | GGST Spooktacular 2025 | |
| 289 | Arthur Cahoy | 45.51 | 9 | B Min | BB: 42.89 (+2.62s | 5.8%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 290 | Charlie Wang | 45.51 | 9 | B Min | BB: 42.89 (+2.62s | 5.8%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 291 | Neil Bisht | 45.55 | 9 | B Min | BB: 42.89 (+2.66s | 5.8%) | Valley Splash | 10/25/2025 | GGST Spooktacular 2025 | |
| 292 | Massimo Campagna | 45.55 | 9 | B Min | BB: 42.89 (+2.66s | 5.8%) | Pacifica Sea Lions | 03/28/2026 | PSL March CBA+ | |
| 293 | Noah Huyen | 45.57 | 9 | B Min | BB: 42.89 (+2.68s | 5.9%) | Daly City Dolphins | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 294 | Jamie Russell | 45.59 | 9 | B Min | BB: 42.89 (+2.70s | 5.9%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 295 | Wynn Kitsadaviseksak | 45.60 | 10 | B Min | BB: 42.89 (+2.71s | 5.9%) | Hills Hurricane Swimming | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 296 | Kurt Goetze | 45.62 | 10 | B Min | BB: 42.89 (+2.73s | 6.0%) | Los Altos Mountain View Aquati | 03/28/2026 | LAMV C B A+ Meet | |
| 297 | Parker Weberg | 45.70 | 10 | B Min | BB: 42.89 (+2.81s | 6.1%) | Alameda Gators | 03/22/2025 | Albany Armada Aquatics SC C B BB+ | |
| 298 | Ryker Todd | 45.75 | 9 | B Min | BB: 42.89 (+2.86s | 6.3%) | Monterey Bay Swim Club | 10/25/2025 | 2025 Gil Williams Memorial Halloween Meet | |
| 299 | Tyler Zibell | 45.79 | 10 | B Min | BB: 42.89 (+2.90s | 6.3%) | Gilroy Gators Swim Team | 10/25/2025 | GGST Spooktacular 2025 | |
| 300 | Maximilian Zhou | 45.81 | 9 | B Min | BB: 42.89 (+2.92s | 6.4%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
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.