Pacific Swimming Boys 10 & under - 50 M 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 | Derek Feng | 54.51 | 10 | B Min | BB: 49.29 (+5.22s | 9.6%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 202 | Ettore Billip | 54.53 | 9 | B Min | BB: 49.29 (+5.24s | 9.6%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 203 | Sebastian McNary | 54.61 | 10 | B Min | BB: 49.29 (+5.32s | 9.7%) | Tiger Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 204 | Reyansh Kini | 54.67 | 10 | B Min | BB: 49.29 (+5.38s | 9.8%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 205 | Owen Hayes | 54.70 | 10 | B Min | BB: 49.29 (+5.41s | 9.9%) | Hills Hurricane Swimming | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 206 | Richard Tang | 54.73 | 10 | B Min | BB: 49.29 (+5.44s | 9.9%) | Triton Aquatics Club | 04/19/2025 | Alto Spring Jam Meet | |
| 207 | Noah Chiu | 54.74 | 10 | B Min | BB: 49.29 (+5.45s | 10.0%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 208 | Alexander Forward | 54.75 | 8 | B Min | BB: 49.29 (+5.46s | 10.0%) | San Jose Goosemonkeys | 06/27/2025 | Valley Splash | |
| 209 | Vedansh Tomar | 54.82 | 9 | B Min | BB: 49.29 (+5.53s | 10.1%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 210 | Holden Hoffman | 54.93 | 9 | B Min | BB: 49.29 (+5.64s | 10.3%) | Terrapins Swim Team | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 211 | David Tan | 54.95 | 9 | B Min | BB: 49.29 (+5.66s | 10.3%) | Pacifica Sea Lions | 05/02/2026 | Alto Spring Jam CBA | |
| 212 | Jirui Dong | 54.96 | 8 | B Min | BB: 49.29 (+5.67s | 10.3%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 213 | Micah Legaspi | 54.97 | 10 | B Min | BB: 49.29 (+5.68s | 10.3%) | Seaside Aquatic Club | 05/18/2024 | San Benito Aquatics C B A+ | |
| 214 | Elias Lien | 54.99 | 8 | B Min | BB: 49.29 (+5.70s | 10.4%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 215 | Liam Chen | 55.05 | 8 | B Min | BB: 49.29 (+5.76s | 10.5%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 216 | Hugo Situ | 55.07 | 9 | B Min | BB: 49.29 (+5.78s | 10.5%) | Daly City Dolphins | 06/06/2025 | BAC C B A Meet | |
| 217 | Maximilian Farrow-Smith | 55.07 | 10 | B Min | BB: 49.29 (+5.78s | 10.5%) | Pacifica Sea Lions | 05/02/2026 | Alto Spring Jam CBA | |
| 218 | Lehai Li | 55.08 | 10 | B Min | BB: 49.29 (+5.79s | 10.5%) | Alto Swim Club | 04/27/2024 | Alto Spring Jam | |
| 219 | Evan Doong | 55.14 | 10 | B Min | BB: 49.29 (+5.85s | 10.6%) | Sunnyvale Swim Club | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 220 | Alec Henriques | 55.20 | 10 | B Min | BB: 49.29 (+5.91s | 10.7%) | Napa Valley Swim Team | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 221 | Quintus Cheung | 55.37 | 8 | B Min | BB: 49.29 (+6.08s | 11.0%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 222 | Cimon Bunuan | 55.40 | 9 | B: 55.39 (+0.01s | 0.0%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 223 | Elliott Poe Brown | 55.55 | 8 | B: 55.39 (+0.16s | 0.3%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 224 | Jonathan Chen | 55.60 | 9 | B: 55.39 (+0.21s | 0.4%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | ||
| 225 | Marcus Chui | 55.61 | 9 | B: 55.39 (+0.22s | 0.4%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 226 | Sam Zhang | 55.61 | 8 | B: 55.39 (+0.22s | 0.4%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 227 | Noah Attia | 55.62 | 9 | B: 55.39 (+0.23s | 0.4%) | Diablo Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 228 | Tyler Mirasol | 55.63 | 9 | B: 55.39 (+0.24s | 0.4%) | Quicksilver Swimming | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | ||
| 229 | Artem Ivanitskiy | 55.68 | 10 | B: 55.39 (+0.29s | 0.5%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 230 | Daniel Rumiantcev | 55.69 | 10 | B: 55.39 (+0.30s | 0.5%) | Sunnyvale Swim Club | 06/07/2024 | DACA LC C B A+ Meet | ||
| 231 | Jason Yin | 55.87 | 9 | B: 55.39 (+0.48s | 0.9%) | Santa Clara Swim Club | 05/17/2024 | Quicksilver Swimming Zone 1S LCM C B A+ Meet | ||
| 232 | Evan Kim | 55.96 | 10 | B: 55.39 (+0.57s | 1.0%) | Sunnyvale Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | ||
| 233 | Logan Pho | 56.05 | 8 | B: 55.39 (+0.66s | 1.2%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 234 | Theo Htun | 56.10 | 10 | B: 55.39 (+0.71s | 1.3%) | Terrapins Swim Team | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 235 | Aiden Hu | 56.13 | 10 | B: 55.39 (+0.74s | 1.3%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | ||
| 236 | Wesley Zhang | 56.21 | 10 | B: 55.39 (+0.82s | 1.5%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | ||
| 237 | Chase Yang | 56.23 | 9 | B: 55.39 (+0.84s | 1.5%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 238 | Xavier Labrecque | 56.26 | 9 | B: 55.39 (+0.87s | 1.5%) | Bulldog Swim Club | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 239 | Maxwell Pan | 56.37 | 10 | B: 55.39 (+0.98s | 1.7%) | Unattached | 07/22/2023 | Z1S SAGC Minus LCM Summer Championships | ||
| 240 | Ronan MurdockPerriera | 56.40 | 9 | B: 55.39 (+1.01s | 1.8%) | AC Swim Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 241 | Keo Strong | 56.40 | 9 | B: 55.39 (+1.01s | 1.8%) | Piedmont Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | ||
| 242 | Vedh Tekur | 56.43 | 9 | B: 55.39 (+1.04s | 1.8%) | Otter Swim Club | 05/02/2026 | Alto Spring Jam CBA | ||
| 243 | Dhruv Kulkarni | 56.45 | 9 | B: 55.39 (+1.06s | 1.9%) | Pleasanton Seahawks | 04/12/2025 | PC BSW LCM C B BB+ Meet | ||
| 244 | Nathan Nguyen | 56.45 | 10 | B: 55.39 (+1.06s | 1.9%) | San Jose Goosemonkeys | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 245 | Arthur Cahoy | 56.50 | 9 | B: 55.39 (+1.11s | 2.0%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 246 | Dennis Liu | 56.55 | 9 | B: 55.39 (+1.16s | 2.1%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | ||
| 247 | Adrian Williams | 56.55 | 8 | B: 55.39 (+1.16s | 2.1%) | Piranha Swimming | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 248 | Wesley Hu | 56.60 | 10 | B: 55.39 (+1.21s | 2.1%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | ||
| 249 | Mark Molochko | 56.62 | 8 | B: 55.39 (+1.23s | 2.2%) | San Ramon Valley Aquatics | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | ||
| 250 | Jason Ma | 56.68 | 9 | B: 55.39 (+1.29s | 2.3%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
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.