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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Marcus Burger | 40.27 | 10 | AA Min | AAA: 38.99 (+1.28s | 3.2%) | SwimMAC Carolina | 07/16/2026 | 2026 NCS LC AG Championships | |
| 102 | Simon Feldman | 40.27 | 9 | AA Min | AAA: 38.99 (+1.28s | 3.2%) | Fast Lane Aquatics | 05/15/2026 | 2026 PA Long Course Invite | |
| 103 | Arnas Thompson | 40.33 | 10 | AA Min | AAA: 38.99 (+1.34s | 3.3%) | Saint Andrew\\\\\\'s Aquatics | 05/22/2026 | 2026 Terrapin Invite | |
| 104 | Andrei Emelianov | 40.33 | 9 | AA Min | AAA: 38.99 (+1.34s | 3.3%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 105 | Ethan Hood | 40.39 | 10 | AA Min | AAA: 38.99 (+1.40s | 3.5%) | SwimMAC Carolina | 07/16/2026 | 2026 NCS LC AG Championships | |
| 106 | Wesley Kissel | 40.46 | 8 | AA Min | AAA: 38.99 (+1.47s | 3.6%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 107 | Justin Huang | 40.48 | 10 | AA Min | AAA: 38.99 (+1.49s | 3.7%) | Tac Titans | 06/11/2026 | 2026 CMC Triangle Classic Meet | |
| 108 | Lucas Ni | 40.50 | 9 | AA Min | AAA: 38.99 (+1.51s | 3.7%) | Makos Aquatics Club of Gainesv | 05/15/2026 | 2026 FAST May Invite | |
| 109 | Drexton Dorvil | 40.51 | 10 | AA Min | AAA: 38.99 (+1.52s | 3.8%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 110 | Caleb Nash | 40.51 | 10 | AA Min | AAA: 38.99 (+1.52s | 3.8%) | Old North State Aquatics | 07/16/2026 | 2026 NCS LC AG Championships | |
| 111 | Michael Bodnar | 40.52 | 10 | AA Min | AAA: 38.99 (+1.53s | 3.8%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 112 | Thedford Neely | 40.52 | 10 | AA Min | AAA: 38.99 (+1.53s | 3.8%) | Blue Tide Aquatics | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 113 | Jon Miriovsky | 40.54 | 10 | AA Min | AAA: 38.99 (+1.55s | 3.8%) | Huntsville Swim Association | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 114 | William Johnson | 40.56 | 9 | AA Min | AAA: 38.99 (+1.57s | 3.9%) | Swim Florida | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 115 | 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 | |
| 116 | William Peterworth | 40.61 | 9 | AA Min | AAA: 38.99 (+1.62s | 4.0%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 117 | Alonso Andrade | 40.61 | 10 | AA Min | AAA: 38.99 (+1.62s | 4.0%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 118 | Luiz Laurentino | 40.71 | 10 | AA Min | AAA: 38.99 (+1.72s | 4.2%) | YMCA of the Triangle Area Swim | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 119 | Henry Eick | 40.72 | 10 | AA Min | AAA: 38.99 (+1.73s | 4.2%) | Memphis Tiger Swimming | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 120 | Xavier Kallus | 40.83 | 10 | AA Min | AAA: 38.99 (+1.84s | 4.5%) | Victoria Texas Aquatic Club | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 121 | Juan Marquez | 40.84 | 10 | AA Min | AAA: 38.99 (+1.85s | 4.5%) | Heritage Aquatic Team | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 122 | Leo Williams | 40.95 | 9 | AA Min | AAA: 38.99 (+1.96s | 4.8%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 123 | Summit Bergman | 40.96 | 10 | AA Min | AAA: 38.99 (+1.97s | 4.8%) | Life Time Southeast Swim Team | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 124 | Caleb Harrison | 40.96 | 10 | AA Min | AAA: 38.99 (+1.97s | 4.8%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 125 | Isaac Camenisch | 40.97 | 10 | AA Min | AAA: 38.99 (+1.98s | 4.8%) | Highbridge Aquatics | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 126 | Aaron Kim | 40.99 | 10 | AA Min | AAA: 38.99 (+2.00s | 4.9%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 127 | Qurtis Lo | 40.99 | 10 | AA Min | AAA: 38.99 (+2.00s | 4.9%) | Marlins Of Raleigh | 07/16/2026 | 2026 NCS LC AG Championships | |
| 128 | Sawyer Ludeker | 41.03 | 10 | AA Min | AAA: 38.99 (+2.04s | 5.0%) | Stingrays Swim Team | 07/16/2026 | 2026 Virginia Swimming LC Age Group Champions | |
| 129 | Yu Xu | 41.03 | 10 | AA Min | AAA: 38.99 (+2.04s | 5.0%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 130 | Samuel Leven | 41.04 | 10 | AA Min | AAA: 38.99 (+2.05s | 5.0%) | Unattached | 06/10/2026 | Splash Into Summer | |
| 131 | Ben Krizay | 41.06 | 10 | AA Min | AAA: 38.99 (+2.07s | 5.0%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 132 | Bennett Upton | 41.09 | 9 | AA Min | AAA: 38.99 (+2.10s | 5.1%) | Greensboro Community YMCA | 07/16/2026 | 2026 NCS LC AG Championships | |
| 133 | Hays Wilson | 41.10 | 9 | A Min | AA: 41.09 (+0.01s | 0.0%) | Nashville Aquatic Club | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 134 | Remington Tucker | 41.12 | 10 | A Min | AA: 41.09 (+0.03s | 0.1%) | Huntsville Swim Association | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 135 | 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 | |
| 136 | Owen McDonald | 41.13 | 10 | A Min | AA: 41.09 (+0.04s | 0.1%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 137 | Chase Turlington | 41.15 | 10 | A Min | AA: 41.09 (+0.06s | 0.1%) | Tac Titans | 07/24/2026 | 2026 TAC TITANS Closeout Meet | |
| 138 | Keegan Bertoia | 41.16 | 10 | A Min | AA: 41.09 (+0.07s | 0.2%) | Streamline Aquatics | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 139 | August Rothgerber | 41.18 | 10 | A Min | AA: 41.09 (+0.09s | 0.2%) | Lakeside Swim Team | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 140 | Jett Manion | 41.18 | 10 | A Min | AA: 41.09 (+0.09s | 0.2%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 141 | Ashton Yang | 41.19 | 10 | A Min | AA: 41.09 (+0.10s | 0.2%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 142 | Marco Hines | 41.26 | 10 | A Min | AA: 41.09 (+0.17s | 0.4%) | Southwest Aquatic Team | 07/23/2026 | 2026 BD Long Course Championship | |
| 143 | Carter Ripley | 41.27 | 10 | A Min | AA: 41.09 (+0.18s | 0.4%) | Northern KY Clippers | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 144 | Henry Havens | 41.28 | 10 | A Min | AA: 41.09 (+0.19s | 0.5%) | Northern KY Clippers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 145 | Charles Qiao | 41.32 | 9 | A Min | AA: 41.09 (+0.23s | 0.6%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 146 | Blake Hathorn | 41.34 | 10 | A Min | AA: 41.09 (+0.25s | 0.6%) | Com Aquatics | 05/15/2026 | 2026 ST SRG LCM Bud Dallmann Memorial | |
| 147 | Peter Enberg | 41.34 | 9 | A Min | AA: 41.09 (+0.25s | 0.6%) | Raleigh Swimming Association | 06/13/2026 | 2026 MOR Liberty Meet | |
| 148 | Theodore Ream | 41.36 | 10 | A Min | AA: 41.09 (+0.27s | 0.7%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 149 | Ethan Ramon | 41.36 | 10 | A Min | AA: 41.09 (+0.27s | 0.7%) | Nitro Swimming | 05/30/2026 | 2026 ST NTRO LC May Splashdown | |
| 150 | Kyle Whitley | 41.36 | 10 | A Min | AA: 41.09 (+0.27s | 0.7%) | Fast Falcons | 07/09/2026 | 2026 FL Summer Age Group Championships | |
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.