Southern 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 | Luka Radchenko Avondo | 53.59 | 8 | B Min | BB: 49.29 (+4.30s | 8.0%) | Nitro Swimming | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 302 | Heath Pena | 53.59 | 8 | B Min | BB: 49.29 (+4.30s | 8.0%) | San Antonio Wave | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 303 | Pablo Miranda | 53.59 | 10 | B Min | BB: 49.29 (+4.30s | 8.0%) | Saint Petersburg Aquatics | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 304 | Constantine Balduyeu | 53.68 | 9 | B Min | BB: 49.29 (+4.39s | 8.2%) | Bolles School Sharks | 04/11/2025 | 2025 April Classic | |
| 305 | Colton Cain | 53.69 | 8 | B Min | BB: 49.29 (+4.40s | 8.2%) | Charlotte County Swimming | 05/16/2025 | 2025 SYS Memorial Meet | |
| 306 | Jason Jang-Gutterman | 53.69 | 8 | B Min | BB: 49.29 (+4.40s | 8.2%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 307 | Calvin Prosinski | 53.73 | 7 | B Min | BB: 49.29 (+4.44s | 8.3%) | Unattached | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 308 | Hawkins Blackstone | 53.73 | 8 | B Min | BB: 49.29 (+4.44s | 8.3%) | Nitro Swimming | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 309 | Marcelo Fragale | 53.75 | 8 | B Min | BB: 49.29 (+4.46s | 8.3%) | Lone Star Aquatic Club | 07/03/2025 | 2025 ST LSAC Ultimate Time Trial (LCM) | |
| 310 | Steele Schwartz | 53.80 | 9 | B Min | BB: 49.29 (+4.51s | 8.4%) | Swim Florida | 05/03/2025 | 2025 Sea Dragon May Open | |
| 311 | James Allen | 53.81 | 8 | B Min | BB: 49.29 (+4.52s | 8.4%) | Bolles School Sharks | 05/23/2025 | EAJ Mayhem 2025 | |
| 312 | Zachary Lynch | 53.85 | 9 | B Min | BB: 49.29 (+4.56s | 8.5%) | Hydro Swim Club | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 313 | Brandon Worth | 53.89 | 9 | B Min | BB: 49.29 (+4.60s | 8.5%) | Capital of Texas Aquatics | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 314 | Lucas Tang | 53.89 | 9 | B Min | BB: 49.29 (+4.60s | 8.5%) | Alamo Area Aquatic Association | 05/07/2025 | 2025 ST AAAA NS May Race Night | |
| 315 | Tyne Dunkerley | 53.91 | 10 | B Min | BB: 49.29 (+4.62s | 8.6%) | Patriot Aquatics | 05/16/2025 | 2025 PA Long Course Invite | |
| 316 | Liam Steigner | 53.96 | 8 | B Min | BB: 49.29 (+4.67s | 8.7%) | Fast Falcons | 05/16/2025 | 2025 FAST May Invite | |
| 317 | Matias Jimenez | 53.97 | 9 | B Min | BB: 49.29 (+4.68s | 8.7%) | T2 Aquatics | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 318 | Lucas Ding | 54.01 | 7 | B Min | BB: 49.29 (+4.72s | 8.7%) | Waterloo Swimming | 04/27/2025 | 2025 ST WLOO Waterloo Classic | |
| 319 | Aiden Sharp | 54.08 | 10 | B Min | BB: 49.29 (+4.79s | 8.9%) | Lifetime | 04/26/2025 | 2025 HPAC Banana Slug Beach Bash | |
| 320 | Clayton Sprunck | 54.30 | 9 | B Min | BB: 49.29 (+5.01s | 9.2%) | Nitro Swimming | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 321 | Micah Odrzywolski | 54.34 | 9 | B Min | BB: 49.29 (+5.05s | 9.3%) | Piranhas YMCA of the Suncoast | 06/06/2025 | 2025 TAMPA BAY SWIM CLASSIC | |
| 322 | Andrew Grove | 54.38 | 8 | B Min | BB: 49.29 (+5.09s | 9.4%) | Houston Bridge Bats | 06/14/2025 | CCLR CEM Summer Beach Bash LCM Unclassified | |
| 323 | Brooks Lansang | 54.43 | 9 | B Min | BB: 49.29 (+5.14s | 9.4%) | Bolles School Sharks | 05/23/2025 | EAJ Mayhem 2025 | |
| 324 | Vitor Feital Bodemeier | 54.52 | 10 | B Min | BB: 49.29 (+5.23s | 9.6%) | Gulf Coast Swim Team | 06/27/2025 | 2025 GCST LAST CHANCE MEET | |
| 325 | Oliver Ni | 54.55 | 9 | B Min | BB: 49.29 (+5.26s | 9.6%) | Makos Aquatics Club of Gainesv | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 326 | Owen Goettel | 54.59 | 8 | B Min | BB: 49.29 (+5.30s | 9.7%) | Lakewood Ranch Swim Associatio | 06/07/2025 | 2025 SRQ SUMMER AGE GROUP MEET | |
| 327 | Roman Kappa | 54.60 | 7 | B Min | BB: 49.29 (+5.31s | 9.7%) | Lakewood Ranch Swim Associatio | 05/16/2025 | 2025 SYS Memorial Meet | |
| 328 | Akasion Sheppard | 54.63 | 9 | B Min | BB: 49.29 (+5.34s | 9.8%) | Kissimmee Swim Association | 05/16/2025 | 2025 PA Long Course Invite | |
| 329 | Lincoln Myers | 54.63 | 9 | B Min | BB: 49.29 (+5.34s | 9.8%) | Greater Orlando Aquatics Team | 04/26/2025 | 10th Annual Hohne Memorial Invitational | |
| 330 | Kroy Zimmerman | 54.71 | 9 | B Min | BB: 49.29 (+5.42s | 9.9%) | Alamo Area Aquatic Association | 05/31/2025 | 2025 AAAA NE Arena Summer Classic | |
| 331 | Tomas Barrios Vivas | 54.76 | 9 | B Min | BB: 49.29 (+5.47s | 10.0%) | YMCA of Central Florida | 07/24/2025 | 2025 RAFC Last Splash Invitational | |
| 332 | Brooks Dombkowski | 54.77 | 8 | B Min | BB: 49.29 (+5.48s | 10.0%) | T2 Aquatics | 06/21/2025 | 2025 T2 June Saturday Showcase | |
| 333 | Remington Schwartz | 54.79 | 7 | B Min | BB: 49.29 (+5.50s | 10.0%) | Swim Florida | 05/03/2025 | 2025 Sea Dragon May Open | |
| 334 | Dmitrii Volkhov | 54.81 | 9 | B Min | BB: 49.29 (+5.52s | 10.1%) | San Antonio Wave | 05/16/2025 | 2025 ST AAAA NS Salute To The Troops | |
| 335 | Enzo Rodrigues | 54.81 | 8 | B Min | BB: 49.29 (+5.52s | 10.1%) | Longhorn Aquatics | 05/04/2025 | 2025 ST TXLA 10 U End Of School Splash | |
| 336 | Hunter Bruenning | 54.85 | 8 | B Min | BB: 49.29 (+5.56s | 10.1%) | Sarasota Sharks | 06/19/2025 | 2025 Shark Open | |
| 337 | Samuel Olvera | 54.93 | 8 | B Min | BB: 49.29 (+5.64s | 10.3%) | Boerne Elite Aquatics | 04/11/2025 | 2025 ST AAAA NS Spring Into Long Course | |
| 338 | Nolan Simmons | 54.95 | 9 | B Min | BB: 49.29 (+5.66s | 10.3%) | Greater Tampa Swim Association | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 339 | Van Calicchio | 55.03 | 9 | B Min | BB: 49.29 (+5.74s | 10.4%) | Plantation Swim Team | 01/16/2026 | January Central Park Series | |
| 340 | Charles Storm | 55.10 | 8 | B Min | BB: 49.29 (+5.81s | 10.5%) | Red Wing Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | |
| 341 | Simon Spidle | 55.18 | 8 | B Min | BB: 49.29 (+5.89s | 10.7%) | Georgia Coastal Aquatic Team | 05/23/2025 | EAJ Mayhem 2025 | |
| 342 | Cameron Fleming | 55.18 | 8 | B Min | BB: 49.29 (+5.89s | 10.7%) | Fast Fins Elite | 05/16/2025 | 2025 ST ASC Spring Showcase | |
| 343 | Henry Gavin Moss | 55.21 | 10 | B Min | BB: 49.29 (+5.92s | 10.7%) | Westlake Aquatic Facility | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 344 | Koa Larson | 55.31 | 9 | B Min | BB: 49.29 (+6.02s | 10.9%) | Gator Swim Club | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 345 | Ian Jung | 55.32 | 10 | B Min | BB: 49.29 (+6.03s | 10.9%) | Gator Swim Club | 06/20/2025 | 2025 FAST Independence Invitational | |
| 346 | Alexander Zhang | 55.33 | 8 | B Min | BB: 49.29 (+6.04s | 10.9%) | Alamo Area Aquatic Association | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 347 | Felix Goetz | 55.34 | 8 | B Min | BB: 49.29 (+6.05s | 10.9%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | |
| 348 | Zeke Mallory | 55.43 | 8 | B: 55.39 (+0.04s | 0.1%) | Alamo Area Aquatic Association | 06/20/2025 | 2025 ST AAAA NS George Block Invite | ||
| 349 | Oskaras Monkelis | 55.49 | 9 | B: 55.39 (+0.10s | 0.2%) | West Florida Lightning Aquatic | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | ||
| 350 | Christopher Ewing | 55.49 | 8 | B: 55.39 (+0.10s | 0.2%) | South Lake Aquatic Club | 04/26/2025 | 10th Annual Hohne Memorial Invitational | ||
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.