Western Zone Zone Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2151 | Andy Xu | 51.91 | 9 | B: 48.29 (+3.62s | 7.0%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 2152 | Pete Hubbard | 51.92 | 9 | B: 48.29 (+3.63s | 7.0%) | Southern Utah Swimming Associa | 09/12/2025 | Sep 2025 SUSA Blue Black White Intrasquad | ||
| 2153 | Lyle Flynn | 51.93 | 9 | B: 48.29 (+3.64s | 7.0%) | Thurston Olympians Swim Club | 04/26/2025 | 2025 PN UPAC Mark Olson Invitational | ||
| 2154 | Diego Watts | 51.94 | 7 | B: 48.29 (+3.65s | 7.0%) | Sebastopol Sea Serpents | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | ||
| 2155 | Theodore George | 51.94 | 10 | B: 48.29 (+3.65s | 7.0%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 2156 | Wesley Hu | 51.96 | 10 | B: 48.29 (+3.67s | 7.1%) | Santa Clara Swim Club | 10/25/2025 | GGST Spooktacular 2025 | ||
| 2157 | Rocco Cammarata | 51.97 | 9 | B: 48.29 (+3.68s | 7.1%) | Bremerton YMCA Swim Team | 01/24/2026 | 2026 WA State Y Championship Meet | ||
| 2158 | Owen Bailey | 51.98 | 9 | B: 48.29 (+3.69s | 7.1%) | Mission Aurora Colorado Swimmi | 03/13/2026 | Mile High Championship Invitational | ||
| 2159 | Sebastien Prigent-Soong | 51.99 | 9 | B: 48.29 (+3.70s | 7.1%) | Warrior Aquatic Club | 10/18/2025 | BIG ISLAND SWIMMING @ HPA | ||
| 2160 | Holden Karver | 52.00 | 7 | B: 48.29 (+3.71s | 7.1%) | Apex | 02/15/2026 | 2026 MSC Vs APEX Dual Meet | ||
| 2161 | Kian Baacke | 52.01 | 10 | B: 48.29 (+3.72s | 7.2%) | Cortez Water Dragons | 08/01/2025 | 2025 CO CSI Scottie Aschermann Memorial | ||
| 2162 | Kiaan Paidipathi | 52.02 | 9 | B: 48.29 (+3.73s | 7.2%) | Issaquah Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 2163 | Eli HO | 52.02 | 9 | B: 48.29 (+3.73s | 7.2%) | South San Francisco Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 2164 | Troy Strom | 52.02 | 9 | B: 48.29 (+3.73s | 7.2%) | Baker YMCA Swim Team | 05/03/2025 | 2025 Baker Dive Dash Progressive Swim Meet | ||
| 2165 | Innocenzio Shina | 52.02 | 10 | B: 48.29 (+3.73s | 7.2%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 2166 | Everett Duvall | 52.03 | 10 | B: 48.29 (+3.74s | 7.2%) | Apex | 08/08/2025 | Bend Swim Club August Invitational | ||
| 2167 | Tanner Kerby | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Unattached | 10/17/2025 | EAC Autumn Invitational 2025 | ||
| 2168 | Cooper Gurnee | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Otter Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 2169 | Andrew Zhu | 52.06 | 9 | B: 48.29 (+3.77s | 7.2%) | Rocky Mountain Rapids | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | ||
| 2170 | Calvin Yip | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Palo Alto Stanford Aquatics | 12/21/2024 | 2024 PASA Winter Frolic Meet @ PALY HS | ||
| 2171 | Henry Choi | 52.08 | 9 | B: 48.29 (+3.79s | 7.3%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 2172 | Barrett Wright | 52.09 | 8 | B: 48.29 (+3.80s | 7.3%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 2173 | Isaac Law | 52.09 | 10 | B: 48.29 (+3.80s | 7.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 2174 | Henry Moore | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Ladera Oaks | 03/29/2024 | Alto Rock The Blocks Invitational | ||
| 2175 | Dhruv Krishna | 52.11 | 9 | B: 48.29 (+3.82s | 7.3%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | ||
| 2176 | Sebastian Guzman | 52.11 | 10 | B: 48.29 (+3.82s | 7.3%) | Bure-Aqua Academy | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 2177 | Yunfan Zhang | 52.13 | 8 | B: 48.29 (+3.84s | 7.4%) | Sunnyvale Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 2178 | Brandon Lowery | 52.14 | 10 | B: 48.29 (+3.85s | 7.4%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 2179 | Bennett Runyan | 52.14 | 10 | B: 48.29 (+3.85s | 7.4%) | Fort Collins Area Swim Team | 01/11/2025 | 2025 CO FAST Vs TOPS Dual | ||
| 2180 | Bodi Litzer | 52.15 | 8 | B: 48.29 (+3.86s | 7.4%) | Bend Swim Club | 03/14/2026 | 2026 TEAM Shootout | ||
| 2181 | Julian Polito | 52.16 | 10 | B: 48.29 (+3.87s | 7.4%) | Corvallis Aquatic Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 2182 | Shinji Byer | 52.17 | 8 | B: 48.29 (+3.88s | 7.4%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | ||
| 2183 | Satya Amin | 52.17 | 10 | B: 48.29 (+3.88s | 7.4%) | SlipStream Aquatics | 01/10/2025 | 2025 CO NJ Pineapple Invitational | ||
| 2184 | Eugene McCarthy | 52.18 | 10 | B: 48.29 (+3.89s | 7.5%) | Mighty Marlins Swim Club | 12/07/2024 | 2024 PN Fall Divisional, Division 2 | ||
| 2185 | Zac Nunez | 52.19 | 8 | B: 48.29 (+3.90s | 7.5%) | North State Narwhals | 11/22/2025 | Thankswimming Classic 2025 | ||
| 2186 | Jayden Zhang | 52.20 | 9 | B: 48.29 (+3.91s | 7.5%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | ||
| 2187 | Orion Haslem | 52.21 | 10 | B: 48.29 (+3.92s | 7.5%) | Roseburg Y Swim Team | 01/24/2026 | Oregon YMCA Championships 2026 | ||
| 2188 | Liam Kwon | 52.23 | 10 | B: 48.29 (+3.94s | 7.5%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 2189 | Adam Hugenberger | 52.23 | 8 | B: 48.29 (+3.94s | 7.5%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 2190 | Kilo Hamada-Durant | 52.24 | 10 | B: 48.29 (+3.95s | 7.6%) | Swim Kauai Aquatics | 02/07/2026 | SKA Home Meet 2726 | ||
| 2191 | Amos Taub | 52.24 | 10 | B: 48.29 (+3.95s | 7.6%) | Otter Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 2192 | Rowan Romero | 52.24 | 10 | B: 48.29 (+3.95s | 7.6%) | Falfins Swimming | 01/10/2026 | 2026 CO Falfins SC Series #3 | ||
| 2193 | Leo Yin | 52.25 | 7 | B: 48.29 (+3.96s | 7.6%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 2194 | Mithren Vijay | 52.26 | 9 | B: 48.29 (+3.97s | 7.6%) | Valley Splash | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 2195 | Davonte Wolf | 52.26 | 10 | B: 48.29 (+3.97s | 7.6%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 2196 | Ayaan Agrawal | 52.26 | 9 | B: 48.29 (+3.97s | 7.6%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 2197 | Abhimanyu Sengupta | 52.26 | 10 | B: 48.29 (+3.97s | 7.6%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 2198 | Kynan Wiseman | 52.27 | 10 | B: 48.29 (+3.98s | 7.6%) | Longmont Swim Club | 05/17/2025 | 2025 CO Loveland Snow Cone #1 | ||
| 2199 | Lukas Zazhitskiy | 52.27 | 8 | B: 48.29 (+3.98s | 7.6%) | Highlands Ranch Aquatics | 11/24/2024 | 2024 CO HRA SBL Turket Trot | ||
| 2200 | Merchant Waylon | 52.28 | 10 | B: 48.29 (+3.99s | 7.6%) | Fort Collins Area Swim Team | 07/09/2025 | 2025 CO NCS 10 U Summer Festival | ||
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.