Colorado Swimming Boys 10 & under - 50 Y Back
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | Preston Rutter | 42.25 | 10 | BB Min | A: 37.59 (+4.66s | 11.0%) | COSA Swimming | 02/28/2025 | 2025 CO CSI 14 U Age Group Championships | |
| 102 | Robert Marrufo II | 42.26 | 10 | BB Min | A: 37.59 (+4.67s | 11.1%) | Pueblo Swim Club | 10/11/2024 | Gian-Luc Jordan Open | |
| 103 | Beck Hewko | 42.38 | 10 | BB Min | A: 37.59 (+4.79s | 11.3%) | Colorado Blue | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 104 | Alexander Rich | 42.44 | 9 | BB Min | A: 37.59 (+4.85s | 11.4%) | Maverick Aquatics | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 105 | William Tate | 42.53 | 9 | BB Min | A: 37.59 (+4.94s | 11.6%) | Pueblo County Swim Team | 01/03/2025 | 2025 CO COSA New Year Open | |
| 106 | Jaden Langley | 42.60 | 8 | BB Min | A: 37.59 (+5.01s | 11.8%) | Rocky Mountain Rapids | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 107 | Max Chen | 42.61 | 10 | BB Min | A: 37.59 (+5.02s | 11.8%) | Aquawolves Swimming | 02/15/2025 | 2025 CO AQUA Last Chance Intra Squad | |
| 108 | Jace Motley | 42.66 | 10 | BB Min | A: 37.59 (+5.07s | 11.9%) | Montrose Marlins Swim Club | 01/25/2025 | 2025 CO Montrose Marlins Polar Plunge | |
| 109 | Charlie Sundberg | 42.68 | 9 | BB Min | A: 37.59 (+5.09s | 11.9%) | Univ of Denver Hilltoppers | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 110 | John Pursley | 42.87 | 10 | BB Min | A: 37.59 (+5.28s | 12.3%) | Evergreen Hurricanes | 02/01/2025 | 2025 CO EVER Anthony Boettcher Memorial | |
| 111 | Noah Hussey | 42.93 | 10 | B Min | BB: 42.89 (+0.04s | 0.1%) | COSA Swimming | 11/15/2024 | Rapids High Point Challenge | |
| 112 | Rowan Sargent | 42.98 | 8 | B Min | BB: 42.89 (+0.09s | 0.2%) | Front Range Barracudas | 03/07/2025 | 2025 CO NCS Winter District Championships | |
| 113 | Maddox Miller | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Life Time Colorado Swim Team | 02/02/2025 | 2025 CO FORM February Freeze | |
| 114 | Beckett Alvord | 43.09 | 8 | B Min | BB: 42.89 (+0.20s | 0.5%) | Team Sopris Swimming | 01/10/2025 | 2025 CO MAValanche Invitational | |
| 115 | Beau Jakubowski | 43.09 | 8 | B Min | BB: 42.89 (+0.20s | 0.5%) | Aces Swim Club | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 116 | Charlie Wheeler | 43.15 | 9 | B Min | BB: 42.89 (+0.26s | 0.6%) | Longmont Swim Club | 02/08/2025 | 2025 CO NCS 10 U Winter Spectacular | |
| 117 | Hollis McNabb | 43.17 | 10 | B Min | BB: 42.89 (+0.28s | 0.6%) | Denver Triton Swim Team | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 118 | Hudson Schamber | 43.17 | 10 | B Min | BB: 42.89 (+0.28s | 0.6%) | Aces Swim Club | 02/15/2025 | 2025 CO Aces Winter Open | |
| 119 | Max Manovych | 43.18 | 10 | B Min | BB: 42.89 (+0.29s | 0.7%) | Falfins Swimming | 10/26/2024 | Falfins Short Course Series #2 - OPEN | |
| 120 | Luke Wang | 43.26 | 8 | B Min | BB: 42.89 (+0.37s | 0.9%) | Front Range Barracudas | 03/07/2025 | 2025 CO NCS Winter District Championships | |
| 121 | Henry Luevano | 43.53 | 7 | B Min | BB: 42.89 (+0.64s | 1.5%) | Aces Swim Club | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 122 | Oliver Lesyinski | 43.59 | 10 | B Min | BB: 42.89 (+0.70s | 1.6%) | Form Swim Team | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 123 | Miles Lockhart | 43.59 | 10 | B Min | BB: 42.89 (+0.70s | 1.6%) | SlipStream Aquatics | 11/15/2024 | TOPS Fall Invite (Formerly NJ New Pool Kickoff) | |
| 124 | Jett Johnson | 43.66 | 10 | B Min | BB: 42.89 (+0.77s | 1.8%) | Aspire Aquatics OF Colorado | 02/28/2025 | 2025 CO CSI 14 U Age Group Championships | |
| 125 | Zuriel Cariazo | 43.79 | 8 | B Min | BB: 42.89 (+0.90s | 2.1%) | Montrose Marlins Swim Club | 06/28/2024 | Delta Evening Splash Mini Meet | |
| 126 | Adrian Mendoza | 43.81 | 8 | B Min | BB: 42.89 (+0.92s | 2.1%) | Front Range Barracudas | 07/25/2024 | CUDA July Pizza Meet | |
| 127 | Demid Mozgov | 43.86 | 9 | B Min | BB: 42.89 (+0.97s | 2.2%) | Bure-Aqua Academy | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 128 | Matthew Caldwell | 43.93 | 9 | B Min | BB: 42.89 (+1.04s | 2.4%) | Univ of Denver Hilltoppers | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 129 | Decker Mickelson | 43.96 | 10 | B Min | BB: 42.89 (+1.07s | 2.4%) | Gunnison Stingrays | 08/02/2024 | Seasonal State | |
| 130 | Henry White | 44.00 | 10 | B Min | BB: 42.89 (+1.11s | 2.5%) | Denver Swim Academy | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 131 | Jack Wilson | 44.10 | 9 | B Min | BB: 42.89 (+1.21s | 2.7%) | Aspire Aquatics OF Colorado | 02/07/2025 | 2025 CO NJ Groundhog Invite | |
| 132 | Landon Callaway | 44.10 | 9 | B Min | BB: 42.89 (+1.21s | 2.7%) | Aces Swim Club | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 133 | Matvey Nilva | 44.14 | 10 | B Min | BB: 42.89 (+1.25s | 2.8%) | Mission Aurora Colorado Swimmi | 11/01/2024 | ACES High Point Invite | |
| 134 | Zaiden Passeretti | 44.19 | 9 | B Min | BB: 42.89 (+1.30s | 2.9%) | Aspire Aquatics OF Colorado | 03/01/2024 | Silver State | |
| 135 | Tristan Villars | 44.24 | 10 | B Min | BB: 42.89 (+1.35s | 3.1%) | Northern Colorado Swim Club | 03/07/2025 | 2025 CO NCS Winter District Championships | |
| 136 | Rowan Hallowell | 44.28 | 9 | B Min | BB: 42.89 (+1.39s | 3.1%) | Flatiron Athletic Club | 03/01/2024 | NCS Winter District Championships | |
| 137 | Cooper Retchless | 44.38 | 9 | B Min | BB: 42.89 (+1.49s | 3.4%) | Unattached | 10/28/2023 | Great Pumpkin Pentathlon | |
| 138 | Jamis Price | 44.39 | 9 | B Min | BB: 42.89 (+1.50s | 3.4%) | Foothills Swim Team | 10/13/2023 | FST Swim Pink Meet | |
| 139 | Mario Aoki | 44.41 | 8 | B Min | BB: 42.89 (+1.52s | 3.4%) | Falfins Swimming | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 140 | Yash Burdagunta | 44.58 | 10 | B Min | BB: 42.89 (+1.69s | 3.8%) | SwimTLC-Parker Phenomena Swim | 04/12/2025 | 2025 CO Falfins Summer Series #1 | |
| 141 | Landon Beard | 44.63 | 9 | B Min | BB: 42.89 (+1.74s | 3.9%) | Aces Swim Club | 09/21/2024 | ACES Intra-Squad #1 | |
| 142 | Oliver Howard | 44.70 | 9 | B Min | BB: 42.89 (+1.81s | 4.0%) | Front Range Barracudas | 12/01/2023 | CSI Pioneer Open | |
| 143 | Isaac Marcuson | 44.74 | 9 | B Min | BB: 42.89 (+1.85s | 4.1%) | Aspire Aquatics OF Colorado | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 144 | Frederick Luebbert | 44.83 | 10 | B Min | BB: 42.89 (+1.94s | 4.3%) | Woodmoor Tsunamis Swim Team | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 145 | Elijah Dee | 44.86 | 9 | B Min | BB: 42.89 (+1.97s | 4.4%) | Longmont Swim Club | 10/26/2024 | Longmont Great Pumpkin Pentathlon | |
| 146 | Miles Courtney | 44.89 | 9 | B Min | BB: 42.89 (+2.00s | 4.5%) | North Jeffco Swim Team | 03/08/2024 | NJ Mile High Championship Invitational | |
| 147 | PJ Heskin | 44.96 | 10 | B Min | BB: 42.89 (+2.07s | 4.6%) | Colorado Blue | 09/28/2024 | Gregg Gracheck Memorial | |
| 148 | Brayden Blaine | 45.03 | 9 | B Min | BB: 42.89 (+2.14s | 4.8%) | Montrose Marlins Swim Club | 03/15/2025 | 2025 CO WSL Bronze Meet | |
| 149 | Michael Rickert | 45.04 | 10 | B Min | BB: 42.89 (+2.15s | 4.8%) | Aquawolves Swimming | 01/17/2025 | 2025 CO CUDA Classic | |
| 150 | Ethan Rana | 45.10 | 9 | B Min | BB: 42.89 (+2.21s | 4.9%) | Highlands Ranch Aquatics | 02/21/2025 | 2025 CO PPA February Frenzy Last Chance | |
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.