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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Hei Chan | 41.64 | 9 | BB Min | A: 37.59 (+4.05s | 9.7%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 152 | Liam O'Brien | 41.67 | 9 | BB Min | A: 37.59 (+4.08s | 9.8%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 153 | Hunter Atkins | 41.71 | 9 | BB Min | A: 37.59 (+4.12s | 9.9%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | |
| 154 | Chayton Zhou | 41.74 | 8 | BB Min | A: 37.59 (+4.15s | 9.9%) | Pleasanton Seahawks | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 155 | Cole Proescher | 41.74 | 9 | BB Min | A: 37.59 (+4.15s | 9.9%) | Orinda Aquatics | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 156 | Eddie Bi | 41.90 | 8 | BB Min | A: 37.59 (+4.31s | 10.3%) | California Dolphins Swim Team | 07/26/2025 | Zone 2 Summer Championships | |
| 157 | Daniel Reschke | 41.90 | 9 | BB Min | A: 37.59 (+4.31s | 10.3%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 158 | Brett Baker | 41.93 | 9 | BB Min | A: 37.59 (+4.34s | 10.4%) | Burlingame Aquatics | 01/25/2025 | Z1N SC Championship | |
| 159 | Channing Pepper | 41.94 | 9 | BB Min | A: 37.59 (+4.35s | 10.4%) | Seals Aquatics | 09/27/2025 | Neptune Swimming Fall Classic | |
| 160 | Maverick Albright | 41.96 | 9 | BB Min | A: 37.59 (+4.37s | 10.4%) | Reno Aquatic Club | 03/15/2025 | 2025 NNA Age Group Open | |
| 161 | Ethan Wang | 41.97 | 9 | BB Min | A: 37.59 (+4.38s | 10.4%) | Sunnyvale Swim Club | 10/05/2024 | 2024 DACA CBA SC Meet | |
| 162 | Muyang He | 42.01 | 8 | BB Min | A: 37.59 (+4.42s | 10.5%) | Santa Clara Swim Club | 02/08/2025 | Swim South Bay | |
| 163 | Benjamin Shen | 42.02 | 9 | BB Min | A: 37.59 (+4.43s | 10.5%) | Soda Fall | 11/10/2024 | Fall Jamboree Invitational 2024 | |
| 164 | Russell George | 42.03 | 10 | BB Min | A: 37.59 (+4.44s | 10.6%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 165 | Ethan Wang | 42.15 | 8 | BB Min | A: 37.59 (+4.56s | 10.8%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | |
| 166 | Zachary Everett | 42.16 | 9 | BB Min | A: 37.59 (+4.57s | 10.8%) | Seals Aquatics | 02/01/2025 | 2025 Peggy Ramirez Memorial Z3 Winter Champs | |
| 167 | Kingston Walls | 42.16 | 8 | BB Min | A: 37.59 (+4.57s | 10.8%) | Walnut Creek Aquabears | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 168 | Reagan Wilsey | 42.17 | 9 | BB Min | A: 37.59 (+4.58s | 10.9%) | Palo Alto Stanford Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 169 | Everett Brown | 42.17 | 10 | BB Min | A: 37.59 (+4.58s | 10.9%) | Orinda Aquatics | 03/01/2025 | Pac Swim SC B BB+ Last Chance Hosted By TERA | |
| 170 | Vittorio De Paola | 42.20 | 10 | BB Min | A: 37.59 (+4.61s | 10.9%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 171 | Leo Ferrante | 42.23 | 9 | BB Min | A: 37.59 (+4.64s | 11.0%) | Palo Alto Stanford Aquatics | 01/25/2025 | Z1N SC Championship | |
| 172 | Daniel Heilman | 42.23 | 9 | BB Min | A: 37.59 (+4.64s | 11.0%) | San Francisco Seals Swim Team | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 173 | Erik Eddy | 42.23 | 9 | BB Min | A: 37.59 (+4.64s | 11.0%) | East Bay Silver Dolphins | 09/14/2024 | East Bay Silver Dolphins Short Course C B BB+ | |
| 174 | Toby Wong | 42.27 | 10 | BB Min | A: 37.59 (+4.68s | 11.1%) | Quicksilver Swimming | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | |
| 175 | Ronan MurdockPerriera | 42.31 | 9 | BB Min | A: 37.59 (+4.72s | 11.2%) | AC Swim Club | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 176 | Tobin Wong | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Daly City Dolphins | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 177 | David Rivera | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | Almaden Riptide | 10/25/2025 | GGST Spooktacular 2025 | |
| 178 | Yixuan Zhu | 42.38 | 9 | BB Min | A: 37.59 (+4.79s | 11.3%) | Pleasanton Seahawks | 03/01/2025 | PC SRVA SCY B BB+ Last Chance Meet | |
| 179 | Jad Idrees | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | Unattached | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 180 | Joon Cha | 42.39 | 9 | BB Min | A: 37.59 (+4.80s | 11.3%) | Sunnyvale Swim Club | 09/28/2025 | SUNN Blue And Gold Intrasquad Meet Copied | |
| 181 | Kota Whitman | 42.41 | 9 | BB Min | A: 37.59 (+4.82s | 11.4%) | North Bay Aquatics | 03/01/2025 | VJO March Mayhem C B A+ 2025 | |
| 182 | Nicholas Mosendz | 42.47 | 9 | BB Min | A: 37.59 (+4.88s | 11.5%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 183 | Nicoh Bocalan | 42.49 | 10 | BB Min | A: 37.59 (+4.90s | 11.5%) | San Ramon Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 184 | Kareem Ramadan | 42.51 | 10 | BB Min | A: 37.59 (+4.92s | 11.6%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 185 | Brayden Yan | 42.53 | 10 | BB Min | A: 37.59 (+4.94s | 11.6%) | Palo Alto Stanford Aquatics | 01/11/2025 | South San Francisco New Year Splash C B A+ | |
| 186 | Maxen Cao | 42.54 | 9 | BB Min | A: 37.59 (+4.95s | 11.6%) | Otter Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 187 | Sam Beck | 42.59 | 10 | BB Min | A: 37.59 (+5.00s | 11.7%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 188 | Benjamin Robinson | 42.64 | 9 | BB Min | A: 37.59 (+5.05s | 11.8%) | Neptune Swimming | 07/26/2025 | 2025 REAL Championships | |
| 189 | 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 | |
| 190 | Marco Cao | 42.71 | 10 | BB Min | A: 37.59 (+5.12s | 12.0%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | |
| 191 | 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 | |
| 192 | Bennett Wheeler | 42.76 | 9 | BB Min | A: 37.59 (+5.17s | 12.1%) | Unattached | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 193 | Juan Lopez | 42.77 | 10 | BB Min | A: 37.59 (+5.18s | 12.1%) | San Benito Aquatics | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 194 | 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 | |
| 195 | Nakai LaMere | 42.82 | 10 | BB Min | A: 37.59 (+5.23s | 12.2%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 196 | Tyler Mirasol | 42.84 | 8 | BB Min | A: 37.59 (+5.25s | 12.3%) | Quicksilver Swimming | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 197 | 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 | |
| 198 | Joseph Pelleriti | 42.86 | 9 | BB Min | A: 37.59 (+5.27s | 12.3%) | Pacific Coast Marlins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 199 | 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 | |
| 200 | Jeffrey Crouse | 42.89 | 9 | B Min | BB: 42.89 (+0.00s | -0.0%) | Livermore AquaCowboys | 10/18/2025 | PC CDST SC C B BB+ | |
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.