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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Jason Yin | 39.60 | 9 | BB Min | A: 37.59 (+2.01s | 5.1%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 102 | Oscar Holler | 39.63 | 10 | BB Min | A: 37.59 (+2.04s | 5.1%) | Milpitas Aquatic Club | 12/12/2025 | Winter SC Age Group Championships | |
| 103 | Shay Jain | 39.66 | 9 | BB Min | A: 37.59 (+2.07s | 5.2%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 104 | Darren Zhao | 39.67 | 9 | BB Min | A: 37.59 (+2.08s | 5.2%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 105 | Robert Obermeyer | 39.78 | 10 | BB Min | A: 37.59 (+2.19s | 5.5%) | Piedmont Swim Team | 05/18/2025 | Montclair 14 Under Short Course Pentathlon | |
| 106 | Joseph Pelleriti | 39.80 | 9 | BB Min | A: 37.59 (+2.21s | 5.6%) | Pacific Coast Marlins | 12/06/2025 | Neptune Swimming Swim Like The Dickens | |
| 107 | Hunter Atkins | 39.86 | 10 | BB Min | A: 37.59 (+2.27s | 5.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 108 | Luca Fu | 39.87 | 8 | BB Min | A: 37.59 (+2.28s | 5.7%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 109 | David Rivera | 39.88 | 10 | BB Min | A: 37.59 (+2.29s | 5.7%) | Almaden Riptide | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 110 | Noah Chiu | 39.96 | 10 | BB Min | A: 37.59 (+2.37s | 5.9%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 111 | Paxton Ross-Givner | 40.05 | 9 | BB Min | A: 37.59 (+2.46s | 6.1%) | Mavericks | 11/09/2024 | PSL SC CBA+ Meet | |
| 112 | Daniel Nagaoka | 40.15 | 10 | BB Min | A: 37.59 (+2.56s | 6.4%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 113 | Arwin Safaee | 40.22 | 10 | BB Min | A: 37.59 (+2.63s | 6.5%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 114 | Ryan Zhang | 40.27 | 9 | BB Min | A: 37.59 (+2.68s | 6.7%) | Palo Alto Stanford Aquatics | 07/21/2024 | 2024 PASA Summer Palooza | |
| 115 | Oliver Maa | 40.29 | 10 | BB Min | A: 37.59 (+2.70s | 6.7%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 116 | Anderson Moy | 40.29 | 10 | BB Min | A: 37.59 (+2.70s | 6.7%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 117 | Elias Lien | 40.31 | 7 | BB Min | A: 37.59 (+2.72s | 6.7%) | Santa Clara Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 118 | Charles Liu Bates | 40.31 | 9 | BB Min | A: 37.59 (+2.72s | 6.7%) | California Dolphins Swim Team | 05/19/2024 | Montclair 14 U Pentathlon | |
| 119 | Sam Beck | 40.35 | 10 | BB Min | A: 37.59 (+2.76s | 6.8%) | Lakeridge Swim Team | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 120 | Channing Pepper | 40.37 | 9 | BB Min | A: 37.59 (+2.78s | 6.9%) | Seals Aquatics | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 121 | Alex Joy | 40.42 | 9 | BB Min | A: 37.59 (+2.83s | 7.0%) | Los Altos Mountain View Aquati | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 122 | Judah Lee | 40.46 | 10 | BB Min | A: 37.59 (+2.87s | 7.1%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | |
| 123 | Jeremy Zhao | 40.46 | 9 | BB Min | A: 37.59 (+2.87s | 7.1%) | Quicksilver Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 124 | Elliott Lindley | 40.49 | 9 | BB Min | A: 37.59 (+2.90s | 7.2%) | Los Altos Mountain View Aquati | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 125 | Brayden Nguyen | 40.55 | 9 | BB Min | A: 37.59 (+2.96s | 7.3%) | San Jose Goosemonkeys | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 126 | Liam Marciel | 40.55 | 8 | BB Min | A: 37.59 (+2.96s | 7.3%) | South Valley Makos | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 127 | Rhys Beyeler-Evans | 40.56 | 10 | BB Min | A: 37.59 (+2.97s | 7.3%) | Piedmont Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 128 | Luke Xu | 40.57 | 10 | BB Min | A: 37.59 (+2.98s | 7.3%) | California Dolphins Swim Team | 12/12/2025 | Winter SC Age Group Championships | |
| 129 | Banyan Villagomez | 40.59 | 10 | BB Min | A: 37.59 (+3.00s | 7.4%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 130 | Nakai LaMere | 40.63 | 10 | BB Min | A: 37.59 (+3.04s | 7.5%) | Quicksilver Swimming | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 131 | Maxwell Yao | 40.63 | 9 | BB Min | A: 37.59 (+3.04s | 7.5%) | Gilroy Gators Swim Team | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 132 | Dylan Tian | 40.64 | 8 | BB Min | A: 37.59 (+3.05s | 7.5%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 133 | Asher Young | 40.70 | 9 | BB Min | A: 37.59 (+3.11s | 7.6%) | Terrapins Swim Team | 07/26/2025 | Zone 2 Summer Championships | |
| 134 | Nicholas Mosendz | 40.72 | 9 | BB Min | A: 37.59 (+3.13s | 7.7%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 135 | Chayton Zhou | 40.74 | 9 | BB Min | A: 37.59 (+3.15s | 7.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 136 | Corey Tang | 40.76 | 10 | BB Min | A: 37.59 (+3.17s | 7.8%) | Unattached | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 137 | Tyler Mirasol | 40.80 | 9 | BB Min | A: 37.59 (+3.21s | 7.9%) | Quicksilver Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 138 | Noah Wu | 40.82 | 9 | BB Min | A: 37.59 (+3.23s | 7.9%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 139 | Neo Perera | 40.95 | 10 | BB Min | A: 37.59 (+3.36s | 8.2%) | Los Altos Mountain View Aquati | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 140 | Jacob Chen | 40.95 | 9 | BB Min | A: 37.59 (+3.36s | 8.2%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 141 | Alexander Chung | 41.03 | 10 | BB Min | A: 37.59 (+3.44s | 8.4%) | Palo Alto Stanford Aquatics | 07/20/2025 | 2025 PASA Summer Palooza | |
| 142 | Jaxon Mendoza | 41.12 | 9 | BB Min | A: 37.59 (+3.53s | 8.6%) | San Benito Aquatics | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 143 | Westley Berman | 41.14 | 10 | BB Min | A: 37.59 (+3.55s | 8.6%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 144 | Adam Ma | 41.18 | 10 | BB Min | A: 37.59 (+3.59s | 8.7%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 145 | Ocea Ferrara | 41.24 | 10 | BB Min | A: 37.59 (+3.65s | 8.9%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 146 | Brendan Ma | 41.33 | 9 | BB Min | A: 37.59 (+3.74s | 9.0%) | Orinda Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 147 | Joon Cha | 41.41 | 9 | BB Min | A: 37.59 (+3.82s | 9.2%) | Sunnyvale Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 148 | Gavin Yang | 41.41 | 10 | BB Min | A: 37.59 (+3.82s | 9.2%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 149 | Conner Koning | 41.42 | 10 | BB Min | A: 37.59 (+3.83s | 9.2%) | Unattached | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 150 | Zhouhan Yang | 41.45 | 10 | BB Min | A: 37.59 (+3.86s | 9.3%) | 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.