Pacific Swimming Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Fedor Evstigneev | 45.80 | 9 | BB Min | A: 42.09 (+3.71s | 8.1%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 102 | Justin Chi | 45.84 | 9 | BB Min | A: 42.09 (+3.75s | 8.2%) | DeAnza Cupertino Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 103 | Henry Moore | 45.84 | 9 | BB Min | A: 42.09 (+3.75s | 8.2%) | Ladera Oaks | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 104 | Jamie Pan | 46.01 | 10 | BB Min | A: 42.09 (+3.92s | 8.5%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 105 | Charlie Wang | 46.11 | 9 | BB Min | A: 42.09 (+4.02s | 8.7%) | DeAnza Cupertino Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 106 | Nakai LaMere | 46.14 | 10 | BB Min | A: 42.09 (+4.05s | 8.8%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 107 | Adrian Seto | 46.21 | 9 | BB Min | A: 42.09 (+4.12s | 8.9%) | Palo Alto Stanford Aquatics | 07/26/2026 | 2026 PASA Summer Palooza | |
| 108 | Johnathan Wang | 46.22 | 9 | BB Min | A: 42.09 (+4.13s | 8.9%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 109 | Noah Jagdev | 46.24 | 10 | BB Min | A: 42.09 (+4.15s | 9.0%) | San Ramon Valley Aquatics | 07/25/2026 | Zone 2 Summer Championships | |
| 110 | Gavin Lowe | 46.36 | 5 | BB Min | A: 42.09 (+4.27s | 9.2%) | Tri Valley Aquatics | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 111 | Henry Horner | 46.42 | 9 | BB Min | A: 42.09 (+4.33s | 9.3%) | Diablo Aquatics | 12/04/2025 | 2025 Holiday Swim Festival | |
| 112 | Leo Liao | 46.47 | 10 | BB Min | A: 42.09 (+4.38s | 9.4%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 113 | Yichen Wang | 46.49 | 9 | BB Min | A: 42.09 (+4.40s | 9.5%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 114 | Chase Corda | 46.50 | 10 | BB Min | A: 42.09 (+4.41s | 9.5%) | Walnut Creek Aquabears | 12/14/2024 | Richard Thorntorn Memorial Meet SCY CBBB+ | |
| 115 | Quintus Cheung | 46.55 | 8 | BB Min | A: 42.09 (+4.46s | 9.6%) | Milpitas Aquatic Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 116 | Zen Hein | 46.61 | 10 | BB Min | A: 42.09 (+4.52s | 9.7%) | Fog City Hammerheads | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 117 | Ethan Gao | 46.69 | 10 | BB Min | A: 42.09 (+4.60s | 9.9%) | California Dolphins Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 118 | Kai Chen | 46.76 | 10 | BB Min | A: 42.09 (+4.67s | 10.0%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 119 | Piradon Pukrittayakamee | 46.81 | 9 | BB Min | A: 42.09 (+4.72s | 10.1%) | California Dolphins Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 120 | Benjamin Anzenberg | 46.83 | 9 | BB Min | A: 42.09 (+4.74s | 10.1%) | Piedmont Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 121 | Finnegan Persampieri | 46.88 | 10 | BB Min | A: 42.09 (+4.79s | 10.2%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 122 | Ryden Ciammaichella | 46.88 | 9 | BB Min | A: 42.09 (+4.79s | 10.2%) | Piedmont Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 123 | Diego Pisoni | 46.98 | 9 | BB Min | A: 42.09 (+4.89s | 10.4%) | Neptune Swimming | 07/25/2026 | 2026 REAL Championships | |
| 124 | Harrison Tian | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 125 | Benjamin Foster | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | Neptune Swimming | 07/25/2026 | 2026 REAL Championships | |
| 126 | Jaden Manalastas | 47.26 | 10 | BB Min | A: 42.09 (+5.17s | 10.9%) | South San Francisco Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 127 | Platon Smirnov | 47.28 | 9 | BB Min | A: 42.09 (+5.19s | 11.0%) | Sunnyvale Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 128 | Noah Gonzales | 47.29 | 10 | BB Min | A: 42.09 (+5.20s | 11.0%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 129 | Donovan Di Loreto | 47.31 | 9 | BB Min | A: 42.09 (+5.22s | 11.0%) | Carson Tigersharks | 07/31/2026 | 2026 High Country Short Course Championship | |
| 130 | Wynn Kitsadaviseksak | 47.32 | 10 | BB Min | A: 42.09 (+5.23s | 11.1%) | Hills Hurricane Swimming | 07/10/2026 | Redwood Empire Swim League Championship | |
| 131 | Ilan Rattner | 47.35 | 9 | BB Min | A: 42.09 (+5.26s | 11.1%) | Sunnyvale Swim Club | 03/07/2026 | DACA CBA Meet | |
| 132 | Kingston Walls | 47.38 | 8 | BB Min | A: 42.09 (+5.29s | 11.2%) | Walnut Creek Aquabears | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 133 | Shayan Sarkar | 47.41 | 10 | BB Min | A: 42.09 (+5.32s | 11.2%) | Diablo Aquatics | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 134 | Carter Schwenk | 47.43 | 10 | BB Min | A: 42.09 (+5.34s | 11.3%) | Burlingame Aquatics | 03/28/2026 | Alto Rock The Blocks Invitational 2026 | |
| 135 | Nixon Lo | 47.44 | 9 | BB Min | A: 42.09 (+5.35s | 11.3%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 136 | Adam Alkhayru | 47.45 | 9 | BB Min | A: 42.09 (+5.36s | 11.3%) | Reno Aquatic Club | 07/31/2026 | 2026 High Country Short Course Championship | |
| 137 | Hayk Asatryan | 47.45 | 10 | BB Min | A: 42.09 (+5.36s | 11.3%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 138 | Tyler Mirasol | 47.51 | 9 | BB Min | A: 42.09 (+5.42s | 11.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 139 | Eric Lie | 47.55 | 10 | BB Min | A: 42.09 (+5.46s | 11.5%) | Quicksilver Swimming | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 140 | Nicolas Etkin | 47.55 | 10 | BB Min | A: 42.09 (+5.46s | 11.5%) | Los Altos Mountain View Aquati | 10/25/2025 | 2025 SUNN Fall Classic | |
| 141 | Evan Zhang | 47.56 | 8 | BB Min | A: 42.09 (+5.47s | 11.5%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 142 | Leo Hayes | 47.62 | 8 | BB Min | A: 42.09 (+5.53s | 11.6%) | Ladera Oaks | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 143 | Adrian Williams | 47.62 | 8 | BB Min | A: 42.09 (+5.53s | 11.6%) | Piranha Swimming | 11/08/2025 | TCA PC November SC C B A+ | |
| 144 | Arthur Cahoy | 47.64 | 9 | BB Min | A: 42.09 (+5.55s | 11.6%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 145 | Maxen Cao | 47.66 | 10 | BB Min | A: 42.09 (+5.57s | 11.7%) | Otter Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 146 | Zhencheng Xu | 47.81 | 10 | B Min | BB: 47.69 (+0.12s | 0.3%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 147 | Evan Doong | 47.86 | 10 | B Min | BB: 47.69 (+0.17s | 0.4%) | Sunnyvale Swim Club | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 148 | Alex Li | 47.86 | 9 | B Min | BB: 47.69 (+0.17s | 0.4%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | |
| 149 | Samuel Zhou | 47.89 | 10 | B Min | BB: 47.69 (+0.20s | 0.4%) | Bay Club Panthers | 03/07/2026 | BAC Race To AGCs | |
| 150 | Garrett Legg | 47.93 | 8 | B Min | BB: 47.69 (+0.24s | 0.5%) | Pleasanton Seahawks | 03/28/2026 | PC CDST SC C B BB+ 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.