Central 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Isaac Scharfbillig | 1:04.97 | 7 | B: 55.39 (+9.58s | 14.7%) | Tuna Swim Club | 06/21/2025 | 2025 MN TUNA Oppor TUNA Ty 2 Invite | ||
| 302 | Luke Park | 1:04.97 | 9 | B: 55.39 (+9.58s | 14.7%) | Life Time Michigan Swim Team | 12/09/2025 | November 2025 Life Time Michigan Intersquad | ||
| 303 | Lukas Wu | 1:05.15 | 8 | B: 55.39 (+9.76s | 15.0%) | Beachwood Bison Swim Club | 05/10/2025 | 2025 NCAT TYR LC Age Group Open | ||
| 304 | Warren Rucker | 1:05.32 | 7 | B: 55.39 (+9.93s | 15.2%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | ||
| 305 | Owen Bleta | 1:05.72 | 7 | B: 55.39 (+10.33s | 15.7%) | Atlantis Swimming | 05/16/2025 | Busbey Invitational 2025 | ||
| 306 | Theodore Hall | 1:05.90 | 8 | B: 55.39 (+10.51s | 15.9%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 307 | Miles Kim | 1:05.98 | 10 | B: 55.39 (+10.59s | 16.1%) | Life Time Michigan Swim Team | 11/25/2025 | November 2025 Life Time Michigan Intersquad | ||
| 308 | Robert Crane | 1:06.16 | 8 | B: 55.39 (+10.77s | 16.3%) | Wright County Wave Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 309 | Kyrien Sinner | 1:06.24 | 10 | B: 55.39 (+10.85s | 16.4%) | Grand Island YMCA Quicksilver | 10/12/2025 | 2025 MW App October YMCA Swim Meet | ||
| 310 | Henry Whalen | 1:06.31 | 8 | B: 55.39 (+10.92s | 16.5%) | Sioux Falls Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 311 | Brayden Schooley | 1:06.31 | 9 | B: 55.39 (+10.92s | 16.5%) | Foxjets Swim Team | 06/20/2025 | 2025 MN MAN Red White Blue Invite | ||
| 312 | Reid Hilk | 1:06.43 | 9 | B: 55.39 (+11.04s | 16.6%) | Aquajets Swim Team | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 313 | Eugene Walsh | 1:06.85 | 6 | B: 55.39 (+11.46s | 17.1%) | Front Range Barracudas | 07/11/2025 | 2025 CO NCS Gold District Championships | ||
| 314 | Ethan Lee | 1:06.97 | 10 | B: 55.39 (+11.58s | 17.3%) | North Coast Aquatic Team | 06/27/2025 | 2025 55th FREEDLANDER MEET | ||
| 315 | Vincenzo Giovinazzi | 1:07.03 | 8 | B: 55.39 (+11.64s | 17.4%) | Lakeshore Swim Club | 06/07/2025 | 2025 NCAT Summer Swimfest | ||
| 316 | Ryan Zhu | 1:07.06 | 10 | B: 55.39 (+11.67s | 17.4%) | Life Time Michigan Swim Team | 12/09/2025 | November 2025 Life Time Michigan Intersquad | ||
| 317 | John Cronin-Cole | 1:07.09 | 9 | B: 55.39 (+11.70s | 17.4%) | Edina Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 318 | Frederick Hong | 1:07.36 | 7 | B: 55.39 (+11.97s | 17.8%) | Blazing Barracudas | 06/07/2025 | 2025 NCAT Summer Swimfest | ||
| 319 | Brayden Staab | 1:07.37 | 8 | B: 55.39 (+11.98s | 17.8%) | Minnetonka Swim Club | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | ||
| 320 | Anyan Zhi | 1:07.41 | 8 | B: 55.39 (+12.02s | 17.8%) | South East Metro Sharks | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | ||
| 321 | Kase Walker | 1:07.44 | 7 | B: 55.39 (+12.05s | 17.9%) | Black Hills Gold Swimming | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 322 | William Spicer | 1:07.53 | 9 | B: 55.39 (+12.14s | 18.0%) | Hudson Explorer Aquatic | 07/12/2025 | LSSC Avon Classic | ||
| 323 | Brody Elbers | 1:07.65 | 10 | B: 55.39 (+12.26s | 18.1%) | Tri-State Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 324 | Sebastian Grunert | 1:07.77 | 8 | B: 55.39 (+12.38s | 18.3%) | Lakeshore Swim Club | 05/16/2025 | Busbey Invitational 2025 | ||
| 325 | Sullivan Turner | 1:07.92 | 8 | B: 55.39 (+12.53s | 18.4%) | South East Metro Sharks | 06/20/2025 | 2025 MN MAN Red White Blue Invite | ||
| 326 | Oskar Bielke | 1:08.08 | 8 | B: 55.39 (+12.69s | 18.6%) | Velocity Aquatics | 06/21/2025 | 2025 MN TUNA Oppor TUNA Ty 2 Invite | ||
| 327 | Michael Meland | 1:08.14 | 7 | B: 55.39 (+12.75s | 18.7%) | SwimStrongsville | 06/27/2025 | 2025 55th FREEDLANDER MEET | ||
| 328 | Theodore Williams | 1:08.17 | 9 | B: 55.39 (+12.78s | 18.7%) | Hurricanes Swim Team | 05/10/2025 | 2025 MN HURR LC Spring Opener | ||
| 329 | Fangyuan Xu | 1:08.27 | 8 | B: 55.39 (+12.88s | 18.9%) | Hudson Explorer Aquatic | 05/16/2025 | Busbey Invitational 2025 | ||
| 330 | Talon Hare | 1:08.28 | 6 | B: 55.39 (+12.89s | 18.9%) | Vermillion Area Swim Team | 05/13/2023 | 2023 SD SFST Ready For Long Course Meet | ||
| 331 | Devin Liu | 1:08.38 | 10 | B: 55.39 (+12.99s | 19.0%) | Life Time Michigan Swim Team | 01/27/2026 | January 2026 Life Time Michigan Intersquad | ||
| 332 | Jonah Thorson | 1:08.58 | 7 | B: 55.39 (+13.19s | 19.2%) | Watertown Area Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 333 | Oliver Rasmussen | 1:08.74 | 7 | B: 55.39 (+13.35s | 19.4%) | Chamberlain Swim Team | 07/26/2024 | 24 SD Seasonal Championship Meet | ||
| 334 | Noah Shaw | 1:08.87 | 6 | B: 55.39 (+13.48s | 19.6%) | Desert Shark Swim Club | 06/28/2024 | 2024 EPAP Jack White Classic | ||
| 335 | Henry Schultz | 1:09.29 | 8 | B: 55.39 (+13.90s | 20.1%) | Rochester Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | ||
| 336 | Collin Orlowski | 1:09.35 | 10 | B: 55.39 (+13.96s | 20.1%) | Norfolk YMCA Aquajets | 05/31/2025 | 2025 SD YST Les Schwab Charity Invite | ||
| 337 | Riley Raml | 1:09.49 | 7 | B: 55.39 (+14.10s | 20.3%) | Rushmore Swim Team | 11/19/2022 | 2022 SD Black Hills Gold Invitational | ||
| 338 | Walter Walch | 1:09.58 | 7 | B: 55.39 (+14.19s | 20.4%) | West Fargo Flyers | 06/07/2024 | 2024 WFF Summer Explosion | ||
| 339 | Bruno Gama Jaimes | 1:09.70 | 9 | B: 55.39 (+14.31s | 20.5%) | Life Time Michigan Swim Team | 11/25/2025 | November 2025 Life Time Michigan Intersquad | ||
| 340 | Carson Cradick | 1:09.84 | 7 | B: 55.39 (+14.45s | 20.7%) | Rochester Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | ||
| 341 | Gabriel Ashton | 1:10.78 | 9 | B: 55.39 (+15.39s | 21.7%) | Sioux Falls Swim Team | 07/12/2024 | 2024 SD Long Course State B Swim Meet | ||
| 342 | Finley Oelke | 1:11.21 | 9 | B: 55.39 (+15.82s | 22.2%) | Fmy Gators | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
| 343 | Jack Charipar | 1:11.26 | 8 | B: 55.39 (+15.87s | 22.3%) | Blackline Aquatics | 05/16/2025 | 2025 MN STRM Spring Startup | ||
| 344 | Conrad Moe | 1:11.31 | 7 | B: 55.39 (+15.92s | 22.3%) | Red River Valley Wahoos | 06/07/2024 | 2024 WFF Summer Explosion | ||
| 345 | Jack McEntee | 1:11.81 | 9 | B: 55.39 (+16.42s | 22.9%) | Dakota Riptide | 06/20/2025 | 2025 Splash Central Invitational | ||
| 346 | Carter Raboin | 1:11.84 | 8 | B: 55.39 (+16.45s | 22.9%) | West Fargo Flyers | 06/07/2024 | 2024 WFF Summer Explosion | ||
| 347 | Minh Le | 1:11.88 | 8 | B: 55.39 (+16.49s | 22.9%) | Foxjets Swim Team | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | ||
| 348 | Ryker Hinrichs | 1:11.88 | 7 | B: 55.39 (+16.49s | 22.9%) | Norfolk YMCA Aquajets | 06/20/2025 | VAST SPLASH | ||
| 349 | Liam Bruno | 1:11.89 | 9 | B: 55.39 (+16.50s | 23.0%) | Lakewood Rangers Swim Team | 05/10/2025 | 2025 NCAT TYR LC Age Group Open | ||
| 350 | Siwon Kim | 1:12.39 | 10 | B: 55.39 (+17.00s | 23.5%) | Life Time Michigan Swim Team | 11/25/2025 | November 2025 Life Time Michigan Intersquad | ||
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.