Colorado Swimming Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Isaac Marcuson | 49.08 | 9 | BB Min | A: 43.09 (+5.99s | 12.2%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 52 | Adrian Mendoza | 49.39 | 9 | B Min | BB: 49.29 (+0.10s | 0.2%) | Front Range Barracudas | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 53 | Milo Gordon | 49.45 | 8 | B Min | BB: 49.29 (+0.16s | 0.3%) | Flatiron Athletic Club | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 54 | Landon Callaway | 49.49 | 10 | B Min | BB: 49.29 (+0.20s | 0.4%) | Aces Swim Club | 06/19/2025 | 2025 CO ACES Summer Invite | |
| 55 | Milo Lanigan | 49.50 | 9 | B Min | BB: 49.29 (+0.21s | 0.4%) | Pikes Peak Athletics | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 56 | Nicholas Harrold | 49.56 | 9 | B Min | BB: 49.29 (+0.27s | 0.5%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 57 | Gage Sena | 49.80 | 9 | B Min | BB: 49.29 (+0.51s | 1.0%) | Lamarlins Swim Team, Inc. | 07/12/2025 | 2025 Canon City Pentathlon | |
| 58 | Dashel Archer | 49.94 | 9 | B Min | BB: 49.29 (+0.65s | 1.3%) | Evergreen Hurricanes | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 59 | Henry Fredericks | 50.07 | 8 | B Min | BB: 49.29 (+0.78s | 1.6%) | COSA Swimming | 04/26/2025 | 2025 CO COSA Spring LC Kick Off | |
| 60 | Anzel Annan | 50.17 | 9 | B Min | BB: 49.29 (+0.88s | 1.8%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 61 | Rowan Sargent | 50.32 | 8 | B Min | BB: 49.29 (+1.03s | 2.0%) | Unattached | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 62 | Brock Hawrylak | 50.47 | 9 | B Min | BB: 49.29 (+1.18s | 2.3%) | Aquawolves Swimming | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | |
| 63 | Darsh Bahri | 50.95 | 10 | B Min | BB: 49.29 (+1.66s | 3.3%) | Aces Swim Club | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 64 | Wesley Tong | 51.04 | 9 | B Min | BB: 49.29 (+1.75s | 3.4%) | Front Range Barracudas | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 65 | Demid Mozgov | 51.28 | 9 | B Min | BB: 49.29 (+1.99s | 3.9%) | Bure-Aqua Academy | 05/16/2025 | 2025 CO ACES Spring Invite | |
| 66 | Owen Keiling | 51.42 | 9 | B Min | BB: 49.29 (+2.13s | 4.1%) | Life Time Colorado Swim Club | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 67 | Jack Wilson | 51.46 | 10 | B Min | BB: 49.29 (+2.17s | 4.2%) | Aspire Aquatics of Colorado | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 68 | Caleb Taussig | 51.47 | 8 | B Min | BB: 49.29 (+2.18s | 4.2%) | Denver Swim Academy | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 69 | Oleg Rassadin | 51.63 | 7 | B Min | BB: 49.29 (+2.34s | 4.5%) | Denver Swim Academy | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 70 | Joaquin Garcia | 51.76 | 9 | B Min | BB: 49.29 (+2.47s | 4.8%) | Unattached | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 71 | Elijah Wieczorek | 52.06 | 9 | B Min | BB: 49.29 (+2.77s | 5.3%) | Canon City Piranhas | 06/06/2025 | 2025 CO La Junta Invitational | |
| 72 | Henry Krovitz | 52.13 | 9 | B Min | BB: 49.29 (+2.84s | 5.4%) | Univ. of Denver Hilltoppers | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 73 | Theodore Gramer | 52.18 | 9 | B Min | BB: 49.29 (+2.89s | 5.5%) | SwimTLC-Parker Phenomena Swim | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 74 | Jaden Langley | 52.29 | 8 | B Min | BB: 49.29 (+3.00s | 5.7%) | Rocky Mountain Rapids | 04/26/2025 | 2025 CO COSA Spring LC Kick Off | |
| 75 | Parker Lozes | 52.30 | 8 | B Min | BB: 49.29 (+3.01s | 5.8%) | CAC Stingrays Swim Team | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 76 | Neeson Ayers | 52.32 | 7 | B Min | BB: 49.29 (+3.03s | 5.8%) | Pikes Peak Athletics | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 77 | Solan Bernhardt | 52.33 | 10 | B Min | BB: 49.29 (+3.04s | 5.8%) | Salida Cyclones | 06/27/2025 | 2025 CO Alicia Leavitt Memorial Open | |
| 78 | Jaafar Lahmidi | 52.33 | 9 | B Min | BB: 49.29 (+3.04s | 5.8%) | Foothills Swim Team | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | |
| 79 | Paxton Padilla | 52.34 | 8 | B Min | BB: 49.29 (+3.05s | 5.8%) | Pueblo County Swim Team | 07/18/2025 | 2025 CO Rocky Ford Blue Marlins Invitational | |
| 80 | Lawson Tenfjord | 52.35 | 9 | B Min | BB: 49.29 (+3.06s | 5.8%) | Highlands Ranch Aquatics | 06/19/2025 | 2025 CO ACES Summer Invite | |
| 81 | Easton Fairbank | 52.60 | 7 | B Min | BB: 49.29 (+3.31s | 6.3%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 82 | Callum Gillilan | 52.63 | 9 | B Min | BB: 49.29 (+3.34s | 6.3%) | Fort Collins Area Swim Team | 04/25/2025 | 2025 CO FAST Spring Splash LC Open | |
| 83 | Declan Reilly | 52.69 | 10 | B Min | BB: 49.29 (+3.40s | 6.5%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 84 | Jose Ramos Morales | 52.79 | 8 | B Min | BB: 49.29 (+3.50s | 6.6%) | Denver Triton Swim Team | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 85 | Ryan Khalili | 52.82 | 9 | B Min | BB: 49.29 (+3.53s | 6.7%) | Highlands Ranch Aquatics | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 86 | Arvin Laine | 53.02 | 9 | B Min | BB: 49.29 (+3.73s | 7.0%) | CAC Stingrays Swim Team | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 87 | Carter Milroy | 53.06 | 9 | B Min | BB: 49.29 (+3.77s | 7.1%) | Foothills Swim Team | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 88 | Henry Faconti | 53.06 | 8 | B Min | BB: 49.29 (+3.77s | 7.1%) | Highlands Ranch Aquatics | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 89 | Liam Shamaev | 53.11 | 9 | B Min | BB: 49.29 (+3.82s | 7.2%) | Mission Aurora Colorado Swimmi | 06/07/2025 | 2025 CO MACS Suburban League Invite | |
| 90 | Beckett Gibbons | 53.20 | 10 | B Min | BB: 49.29 (+3.91s | 7.3%) | North Jeffco Swim Team | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | |
| 91 | Beckham Allen | 53.26 | 8 | B Min | BB: 49.29 (+3.97s | 7.5%) | Pikes Peak Athletics | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 92 | Michael O'Neil | 53.28 | 10 | B Min | BB: 49.29 (+3.99s | 7.5%) | Highlands Ranch Aquatics | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 93 | Landon Noble | 53.30 | 8 | B Min | BB: 49.29 (+4.01s | 7.5%) | Highlands Ranch Aquatics | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 94 | Noah Gaal | 53.34 | 8 | B Min | BB: 49.29 (+4.05s | 7.6%) | Aces Swim Club | 05/16/2025 | 2025 CO ACES Spring Invite | |
| 95 | Elliot Gorman | 53.42 | 9 | B Min | BB: 49.29 (+4.13s | 7.7%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 96 | Sven Kelley | 53.45 | 8 | B Min | BB: 49.29 (+4.16s | 7.8%) | North Jeffco Swim Team | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 97 | Darryl Davis | 53.50 | 8 | B Min | BB: 49.29 (+4.21s | 7.9%) | Pueblo County Swim Team | 06/06/2025 | 2025 CO La Junta Invitational | |
| 98 | Decker Sewell | 53.67 | 9 | B Min | BB: 49.29 (+4.38s | 8.2%) | Ski Hi Aquatics | 06/27/2025 | 2025 CO Alicia Leavitt Memorial Open | |
| 99 | Caden Fish | 54.20 | 10 | B: 44.49 (+9.71s | 17.9%) | Flatiron Athletic Club | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 100 | Mason Porter | 54.26 | 9 | B Min | BB: 49.29 (+4.97s | 9.2%) | Highlands Ranch Aquatics | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
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.