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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Tate Robinson | 36.52 | 10 | AAAA Min | Eagle Swimming Association | 07/16/2025 | 2025 Texas Age Group Championships | ||
| 2 | Micah Vargas | 38.07 | 10 | AAA Min | AAAA: 36.99 (+1.08s | 2.8%) | Dallas Mustangs | 07/16/2025 | 2025 Texas Age Group Championships | |
| 3 | Jayden Liu | 38.10 | 10 | AAA Min | AAAA: 36.99 (+1.11s | 2.9%) | Katy Aquatic Team For Youth | 07/16/2025 | 2025 Texas Age Group Championships | |
| 4 | Adam Aburas | 38.37 | 10 | AAA Min | AAAA: 36.99 (+1.38s | 3.6%) | First Colony Swim Team, Inc. | 07/16/2025 | 2025 Texas Age Group Championships | |
| 5 | Nico Bausher | 38.67 | 10 | AAA Min | AAAA: 36.99 (+1.68s | 4.3%) | Southwest Stars Swim Club | 05/16/2025 | 2025 PA Long Course Invite | |
| 6 | Henson Terrill | 38.86 | 10 | AAA Min | AAAA: 36.99 (+1.87s | 4.8%) | Hydro Elite Aquatic Team | 07/16/2025 | 2025 Texas Age Group Championships | |
| 7 | Eli Savitski | 38.87 | 10 | AAA Min | AAAA: 36.99 (+1.88s | 4.8%) | Highlander Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 8 | Heath Cobb | 38.93 | 9 | AAA Min | AAAA: 36.99 (+1.94s | 5.0%) | Metroplex Aquatics | 07/16/2025 | 2025 Texas Age Group Championships | |
| 9 | Jaden Moy | 38.99 | 10 | AAA Min | AAAA: 36.99 (+2.00s | 5.1%) | Fast Falcons | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 10 | Logan Glick | 39.04 | 10 | AA Min | AAA: 38.99 (+0.05s | 0.1%) | Texas Ford Aquatics | 07/16/2025 | 2025 Texas Age Group Championships | |
| 11 | Mason Lankford | 39.57 | 10 | AA Min | AAA: 38.99 (+0.58s | 1.5%) | Hydro Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 12 | Wayne Sun | 39.59 | 10 | AA Min | AAA: 38.99 (+0.60s | 1.5%) | Katy Aquatic Team For Youth | 07/16/2025 | 2025 Texas Age Group Championships | |
| 13 | Joseph Tomicic | 39.84 | 10 | AA Min | AAA: 38.99 (+0.85s | 2.1%) | Katy Aquatic Team For Youth | 07/16/2025 | 2025 Texas Age Group Championships | |
| 14 | Finn McGuire | 40.06 | 10 | AA Min | AAA: 38.99 (+1.07s | 2.7%) | Swim Florida | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 15 | Zachary Zeng | 40.40 | 10 | AA Min | AAA: 38.99 (+1.41s | 3.5%) | Waterloo Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 16 | Gleb Nikishin | 40.48 | 10 | AA Min | AAA: 38.99 (+1.49s | 3.7%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 17 | Graham Greenblatt | 40.59 | 10 | AA Min | AAA: 38.99 (+1.60s | 3.9%) | Swim Streamline at Northampton | 07/16/2025 | 2025 Texas Age Group Championships | |
| 18 | Benjamin Balmaceda | 41.09 | 10 | AA Min | AAA: 38.99 (+2.10s | 5.1%) | Alamo Area Aquatic Association | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 19 | Nicholas Galvin | 41.12 | 10 | A Min | AA: 41.09 (+0.03s | 0.1%) | Sarasota Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 20 | Nathan Campbell | 41.31 | 9 | A Min | AA: 41.09 (+0.22s | 0.5%) | Southwestern Aquatics Team - S | 07/16/2025 | 2025 Texas Age Group Championships | |
| 21 | Luke Marek | 41.39 | 10 | A Min | AA: 41.09 (+0.30s | 0.7%) | Surge Aquatics | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 22 | Colt Sivells | 41.73 | 10 | A Min | AA: 41.09 (+0.64s | 1.5%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 23 | Rafael Parlato | 42.13 | 10 | A Min | AA: 41.09 (+1.04s | 2.5%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 24 | Zachary Mokhiber | 42.30 | 10 | A Min | AA: 41.09 (+1.21s | 2.9%) | T2 Aquatics | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 25 | Carson Swift | 42.39 | 10 | A Min | AA: 41.09 (+1.30s | 3.1%) | Nitro Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 26 | David Limakov | 42.45 | 10 | A Min | AA: 41.09 (+1.36s | 3.2%) | Pipeline Swimming | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 27 | Lucius Leven | 42.53 | 10 | A Min | AA: 41.09 (+1.44s | 3.4%) | Alamo Area Aquatic Association | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 28 | Alexander Lyavzin | 42.69 | 10 | A Min | AA: 41.09 (+1.60s | 3.7%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 29 | Dean Hunter | 42.80 | 10 | A Min | AA: 41.09 (+1.71s | 4.0%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 30 | Drexton Dorvil | 42.83 | 10 | A Min | AA: 41.09 (+1.74s | 4.1%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 31 | Ricardo Romero | 42.98 | 10 | A Min | AA: 41.09 (+1.89s | 4.4%) | West Valley Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 32 | Timur Kochmar | 43.11 | 9 | BB Min | A: 43.09 (+0.02s | 0.0%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 33 | Preston Cain | 43.20 | 10 | BB Min | A: 43.09 (+0.11s | 0.3%) | Streamline Aquatics | 05/16/2025 | 2025 ST AAAA NS Salute To The Troops | |
| 34 | Ryan Nesmith | 43.47 | 10 | BB Min | A: 43.09 (+0.38s | 0.9%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 35 | Olin Beerens | 43.55 | 10 | BB Min | A: 43.09 (+0.46s | 1.1%) | Longhorn Aquatics | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 36 | Austin Xue | 43.73 | 9 | BB Min | A: 43.09 (+0.64s | 1.5%) | Waterloo Swimming | 07/16/2025 | 2025 Texas Age Group Championships | |
| 37 | Michael Ma | 43.73 | 10 | BB Min | A: 43.09 (+0.64s | 1.5%) | Sarasota Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 38 | Keegan Bertoia | 43.90 | 9 | BB Min | A: 43.09 (+0.81s | 1.8%) | Schertz YMCA Swim Team | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 39 | Aedan Allen | 44.00 | 10 | BB Min | A: 43.09 (+0.91s | 2.1%) | Lone Star Aquatic Club | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 40 | Artem Shtein | 44.10 | 10 | BB Min | A: 43.09 (+1.01s | 2.3%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 41 | Cana Oyer | 44.18 | 10 | BB Min | A: 43.09 (+1.09s | 2.5%) | Unattached | 04/05/2025 | EAJ Spring Into Long Course | |
| 42 | David Shoer | 44.29 | 10 | BB Min | A: 43.09 (+1.20s | 2.7%) | Patriot Aquatics | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 43 | Charlie Lockett | 44.31 | 9 | BB Min | A: 43.09 (+1.22s | 2.8%) | Nitro Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 44 | Jair Ortega | 44.38 | 10 | BB Min | A: 43.09 (+1.29s | 2.9%) | Austin Swim Club | 06/13/2025 | 2025 ST ASC Firecracker | |
| 45 | Leon Yan | 44.41 | 9 | BB Min | A: 43.09 (+1.32s | 3.0%) | Waterloo Swimming | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 46 | Simon Feldman | 44.57 | 9 | BB Min | A: 43.09 (+1.48s | 3.3%) | Patriot Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 47 | Logan Krutsinger | 44.63 | 9 | BB Min | A: 43.09 (+1.54s | 3.5%) | Nitro Swimming | 05/25/2025 | 2025 ST NTRO LC School S Out | |
| 48 | Duke Guo | 44.66 | 9 | BB Min | A: 43.09 (+1.57s | 3.5%) | McAllen Swim Club | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 49 | Yanbo LI | 44.69 | 9 | BB Min | A: 43.09 (+1.60s | 3.6%) | Seattle Metropolitan Aquatic C | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 50 | Simiao He | 44.71 | 10 | BB Min | A: 43.09 (+1.62s | 3.6%) | Circle C Select Swim Team | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
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.