Western Zone Zone Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within their Zone.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 | Ozzy Su | 42.30 | 10 | A Min | AA: 41.09 (+1.21s | 2.9%) | Quicksilver Swimming | 07/11/2025 | 2025 Age Group Championships | |
| 152 | Eamon Balch | 42.31 | 10 | A Min | AA: 41.09 (+1.22s | 2.9%) | La Mirada Armada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 153 | Jeffrey Crouse | 42.32 | 10 | A Min | AA: 41.09 (+1.23s | 2.9%) | Livermore AquaCowboys | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 154 | Milo Radis | 42.35 | 10 | A Min | AA: 41.09 (+1.26s | 3.0%) | The Spartans of La Canada | 06/11/2026 | 2026 SCS June AG Invite | |
| 155 | Travis Ward | 42.38 | 11 | A Min | AA: 41.09 (+1.29s | 3.0%) | Wolverine Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 156 | Brayden Nguyen | 42.39 | 10 | A Min | AA: 41.09 (+1.30s | 3.1%) | San Jose Goosemonkeys | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 157 | Owen Tan | 42.40 | 9 | A Min | AA: 41.09 (+1.31s | 3.1%) | Hawaii Swimming Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 158 | Theodore Post | 42.41 | 9 | A Min | AA: 41.09 (+1.32s | 3.1%) | Swim Team of Placentia | 06/11/2026 | 2026 SCS June AG Invite | |
| 159 | Luke Wang | 42.41 | 9 | A Min | AA: 41.09 (+1.32s | 3.1%) | Flatiron Athletic Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 160 | Vince Cho | 42.43 | 9 | A Min | AA: 41.09 (+1.34s | 3.2%) | Maywood Sparks Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 161 | Jackson Staples | 42.43 | 10 | A Min | AA: 41.09 (+1.34s | 3.2%) | Las Cruces Aquatic Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 162 | Miro Wang | 42.46 | 10 | A Min | AA: 41.09 (+1.37s | 3.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 163 | Jimmy Zhan | 42.46 | 10 | B Min | BB: 41.09 (+1.37s | 3.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 164 | Dylan sun | 42.47 | 10 | A Min | AA: 41.09 (+1.38s | 3.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 165 | Shay Jain | 42.47 | 9 | A Min | AA: 41.09 (+1.38s | 3.2%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 166 | Yixuan Zhu | 42.48 | 10 | A Min | AA: 41.09 (+1.39s | 3.3%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 167 | Zacharia Labyed | 42.49 | 9 | A Min | AA: 41.09 (+1.40s | 3.3%) | North Coast Aquatics | 06/19/2026 | 2026 SI Splash And Dash | |
| 168 | Connor Li | 42.51 | 9 | A Min | AA: 41.09 (+1.42s | 3.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 169 | Andrew Knol | 42.52 | 10 | A Min | AA: 41.09 (+1.43s | 3.4%) | Pacific Swim | 06/19/2026 | 2026 SI Splash And Dash | |
| 170 | Anderson Bradley | 42.52 | 10 | A Min | AA: 41.09 (+1.43s | 3.4%) | Coastal Machine Aquatics Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 171 | Lichen Chi | 42.54 | 9 | A Min | AA: 41.09 (+1.45s | 3.4%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 172 | Blaine Maramot | 42.58 | 10 | A Min | AA: 41.09 (+1.49s | 3.5%) | Buenaventura Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 173 | Bryce Morales | 42.61 | 9 | A Min | AA: 41.09 (+1.52s | 3.6%) | Jcc Waves | 06/11/2026 | 2026 SCS June AG Invite | |
| 174 | Yihong Xiang | 42.62 | 10 | A Min | AA: 41.09 (+1.53s | 3.6%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 175 | Zachary Bixler | 42.63 | 10 | A Min | AA: 41.09 (+1.54s | 3.6%) | Inland Coastal Aquatic Club | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 176 | Derek Folk | 42.63 | 9 | A Min | AA: 41.09 (+1.54s | 3.6%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 177 | Nikoloz Zhorzholiani | 42.63 | 10 | A Min | AA: 41.09 (+1.54s | 3.6%) | Seattle Metropolitan Aquatic C | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 178 | Garrett Legg | 42.66 | 8 | A Min | AA: 41.09 (+1.57s | 3.7%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 179 | Evan Jun | 42.68 | 9 | A Min | AA: 41.09 (+1.59s | 3.7%) | Kamehameha Swim Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 180 | Nico Losada-Saputo | 42.71 | 10 | A Min | AA: 41.09 (+1.62s | 3.8%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 181 | Ian Zhang | 42.72 | 10 | A Min | AA: 41.09 (+1.63s | 3.8%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 182 | Luke Chaikriangkrai | 42.72 | 9 | A Min | AA: 41.09 (+1.63s | 3.8%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 183 | James Korntheuer | 42.76 | 10 | A Min | AA: 41.09 (+1.67s | 3.9%) | Swim Torrance | 06/11/2026 | 2026 SCS June AG Invite | |
| 184 | Kevin Lou | 42.77 | 10 | A Min | AA: 41.09 (+1.68s | 3.9%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 185 | Nathan Schallberger | 42.77 | 10 | A Min | AA: 41.09 (+1.68s | 3.9%) | Daland Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 186 | Ethan Huang | 42.78 | 10 | A Min | AA: 41.09 (+1.69s | 4.0%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 187 | Brooks Switaj | 42.80 | 9 | A Min | AA: 41.09 (+1.71s | 4.0%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 188 | Jarvis Qu | 42.82 | 9 | A Min | AA: 41.09 (+1.73s | 4.0%) | Mission Viejo Nadadores | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 189 | Robert Mello | 42.86 | 10 | A Min | AA: 41.09 (+1.77s | 4.1%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 190 | Owen Richards | 42.91 | 9 | A Min | AA: 41.09 (+1.82s | 4.2%) | Heartland Swim Assoc | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 191 | Cedrick Lo | 42.94 | 10 | A Min | AA: 41.09 (+1.85s | 4.3%) | Sandpipers of Nevada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 192 | Ludwik Pawelski | 42.95 | 9 | A Min | AA: 41.09 (+1.86s | 4.3%) | Sparks Piranhas Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 193 | Mason Suniega | 43.01 | 10 | A Min | AA: 41.09 (+1.92s | 4.5%) | Fog City Hammerheads | 06/12/2026 | BAC Long Course | |
| 194 | Kai Kennedy | 43.02 | 10 | A Min | AA: 41.09 (+1.93s | 4.5%) | Academy Swim Club | 06/27/2026 | BIG ISLAND SWIMMING @ KSH | |
| 195 | Keller Kirkpatrick | 43.02 | 9 | A Min | AA: 41.09 (+1.93s | 4.5%) | Lake Oswego Swim Club | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 196 | Lucas Jaranilla | 43.04 | 10 | A Min | AA: 41.09 (+1.95s | 4.5%) | Garden Grove Aquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 197 | Travis Zhu | 43.08 | 10 | A Min | AA: 41.09 (+1.99s | 4.6%) | Excel Aquatics | 04/24/2026 | 2026 Strong Tower Invite | |
| 198 | Oliver King | 43.08 | 10 | A Min | AA: 41.09 (+1.99s | 4.6%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 199 | Aarav Narayan | 43.10 | 10 | BB Min | A: 43.09 (+0.01s | 0.0%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 200 | Max Ong | 43.11 | 10 | BB Min | A: 43.09 (+0.02s | 0.0%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
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.