Sierra Nevada 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Johann Mancenido | 33.24 | 9 | AAA Min | AAAA: 32.19 (+1.05s | 3.2%) | Dart Swimming | 11/09/2024 | Folsom Classic | |
| 2 | Tayden Cho | 33.86 | 9 | AAA Min | AAAA: 32.19 (+1.67s | 4.9%) | Sierra Marlins Swim Team | 03/22/2024 | SWAGR | |
| 3 | Ethan Huynh | 34.06 | 9 | AA Min | AAA: 33.99 (+0.07s | 0.2%) | Dart Swimming | 03/22/2024 | SWAGR | |
| 4 | Wesley Ng | 34.19 | 10 | AA Min | AAA: 33.99 (+0.20s | 0.6%) | Sacramento Aquatics Club | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 5 | Lars Vaa | 34.51 | 10 | AA Min | AAA: 33.99 (+0.52s | 1.5%) | Sierra Marlins Swim Team | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 6 | Sean Kim | 34.95 | 10 | AA Min | AAA: 33.99 (+0.96s | 2.7%) | Sierra Marlins Swim Team | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 7 | Christian Lo | 35.45 | 10 | AA Min | AAA: 33.99 (+1.46s | 4.1%) | Sierra Marlins Swim Team | 12/21/2024 | 2024 SI Winter Age Group Championships | |
| 8 | Oliver Brock | 36.00 | 9 | A Min | AA: 35.79 (+0.21s | 0.6%) | Sierra Marlins Swim Team | 12/21/2024 | 2024 SI Winter Age Group Championships | |
| 9 | Finn Wasley | 36.68 | 10 | A Min | AA: 35.79 (+0.89s | 2.4%) | Dart Swimming | 11/09/2024 | Folsom Classic | |
| 10 | Liam Ruffcorn | 36.88 | 9 | A Min | AA: 35.79 (+1.09s | 3.0%) | Shasta YMCA Sharks | 07/28/2024 | 2024 SN NVAL Meet | |
| 11 | Keoni Kikuta | 37.74 | 9 | BB Min | A: 37.59 (+0.15s | 0.4%) | Shasta YMCA Sharks | 01/31/2025 | 2025 Rogue Rapids Winter Qualifier | |
| 12 | Austyn Bramwell | 37.91 | 9 | BB Min | A: 37.59 (+0.32s | 0.8%) | Unattached | 12/09/2023 | Daly City Dolphins SCY C/B/A+ Meet | |
| 13 | Brian Kim | 39.37 | 10 | BB Min | A: 37.59 (+1.78s | 4.5%) | Sierra Marlins Swim Team | 12/21/2024 | 2024 SI Winter Age Group Championships | |
| 14 | Max Huang | 40.08 | 9 | BB Min | A: 37.59 (+2.49s | 6.2%) | Sierra Marlins Swim Team | 11/09/2024 | Folsom Classic | |
| 15 | Hayden Baker | 40.62 | 9 | BB Min | A: 37.59 (+3.03s | 7.5%) | Spare Time Aquatics Sharks | 12/17/2023 | 2023 SN DART WINTER INVITE | |
| 16 | Calvin Alezeau | 41.46 | 9 | BB Min | A: 37.59 (+3.87s | 9.3%) | Life Time Northern California | 11/09/2024 | Folsom Classic | |
| 17 | Ameer Wardany | 42.40 | 10 | BB Min | A: 37.59 (+4.81s | 11.3%) | Dart Swimming | 11/09/2024 | Folsom Classic | |
| 18 | Sam Mancenido | 42.93 | 9 | B Min | BB: 42.89 (+0.04s | 0.1%) | Spare Time Aquatics Sharks | 07/21/2024 | 2024 PC REAL League Championship | |
| 19 | Ludwik Pawelski | 43.50 | 8 | B Min | BB: 42.89 (+0.61s | 1.4%) | Sparks Piranhas Swim Team | 02/07/2025 | 2025 Valentines Day Age Group Open | |
| 20 | Aarav Narayan | 43.61 | 8 | B Min | BB: 42.89 (+0.72s | 1.7%) | California Gold | 01/13/2024 | Tiger Aquatics SCY C/B/BB+ Meet | |
| 21 | Mitchell Sullivan | 44.20 | 10 | B Min | BB: 42.89 (+1.31s | 3.0%) | Dart Swimming | 11/09/2024 | Folsom Classic | |
| 22 | Shia Katen | 45.35 | 9 | B Min | BB: 42.89 (+2.46s | 5.4%) | Spare Time Aquatics Sharks | 12/01/2023 | 2023 AZ NEP Holiday Swim Festival | |
| 23 | Liam Reyes | 47.12 | 9 | B Min | BB: 42.89 (+4.23s | 9.0%) | Sparks Piranhas Swim Team | 03/15/2025 | 2025 NNA Age Group Open | |
| 24 | Miles Wood | 47.29 | 7 | B Min | BB: 42.89 (+4.40s | 9.3%) | Spare Time Aquatics Sharks | 02/25/2024 | 2024 SN DART Last Chance Closed Invitational | |
| 25 | Miles Wood | 47.29 | 7 | B Min | BB: 42.89 (+4.40s | 9.3%) | Spare Time Aquatics Sharks | 02/25/2024 | 2024 SN DART Last Chance Closed Invitational | |
| 26 | Clayton Williams | 47.38 | 9 | B Min | BB: 42.89 (+4.49s | 9.5%) | Redding Swim Club | 02/01/2025 | Superior Aquatics Last Chance | |
| 27 | Kohven Thompson | 47.69 | 8 | B Min | BB: 42.89 (+4.80s | 10.1%) | Truckee-Tahoe Swim Team | 01/12/2024 | Blizzard Blast Age Group Open (host: CARS) | |
| 28 | Dax Lindsey | 48.15 | 7 | B Min | BB: 42.89 (+5.26s | 10.9%) | Spare Time Aquatics Sharks | 05/04/2024 | 2024 DART May AGE Block Party | |
| 29 | Gabriel Goldman-Mohl | 48.54 | 8 | B: 48.29 (+0.25s | 0.5%) | Spare Time Aquatics Sharks | 01/27/2024 | 2024 SN Bud Meyer Memorial Swim Meet | ||
| 30 | Ethan JO | 49.05 | 9 | B: 48.29 (+0.76s | 1.5%) | North State Narwhals | 11/18/2023 | MCSD C/B/A+ Meet | ||
| 31 | Michael Panic | 49.53 | 9 | B: 48.29 (+1.24s | 2.5%) | Truckee-Tahoe Swim Team | 10/18/2024 | Fall Classic & King-of-the-Hill Challenge (host: RENO) | ||
| 32 | Rocklin Betinol | 49.82 | 9 | B: 48.29 (+1.53s | 3.1%) | Spare Time Aquatics Sharks | 02/24/2024 | 2024 SN DART Last Chance Closed Invitational | ||
| 33 | Liam Reyes | 50.97 | 8 | B: 48.29 (+2.68s | 5.3%) | Sparks Piranhas Swim Team | 08/04/2024 | 2024 PC DDST High Country Short Course Championships | ||
| 34 | Tucker Moon | 51.20 | 8 | B: 48.29 (+2.91s | 5.7%) | Redding Swim Club | 02/01/2025 | Superior Aquatics Last Chance | ||
| 35 | Kanoa Kikuta | 51.24 | 8 | B: 48.29 (+2.95s | 5.8%) | Shasta YMCA Sharks | 01/31/2025 | 2025 Rogue Rapids Winter Qualifier | ||
| 36 | Oliver Costa | 51.70 | 9 | B: 48.29 (+3.41s | 6.6%) | Northern Sierra Swimming | 07/19/2024 | 2024 SN Prospectors Plunge | ||
| 37 | Santiago Carpio | 52.05 | 9 | B: 48.29 (+3.76s | 7.2%) | Elk Grove Aquatics Club | 01/13/2024 | Tiger Aquatics SCY C/B/BB+ Meet | ||
| 38 | Bryce Gardin | 52.11 | 6 | B: 48.29 (+3.82s | 7.3%) | Snwwa | 02/04/2022 | Vallejo Aquatic Club February Frost 'C/B/A+' | ||
| 39 | Armani Sczepanski | 52.79 | 9 | B: 48.29 (+4.50s | 8.5%) | Vacaville Swim Club | 02/24/2024 | NVST C/B/A+ Meet | ||
| 40 | Kaleb Cheek | 54.10 | 9 | B: 48.29 (+5.81s | 10.7%) | Fallon Barracuda Swim Team | 06/08/2024 | Bishop Swim Team Invitational | ||
| 41 | COOPER RUPP | 54.45 | 8 | B: 48.29 (+6.16s | 11.3%) | Winnemucca Whitewater Swim | 06/10/2023 | Bishop Swim Team Short Course Invitational Meet | ||
| 42 | Joshua Plant | 54.97 | 7 | B: 48.29 (+6.68s | 12.2%) | Spare Time Aquatics Sharks | 02/25/2024 | 2024 SN DART Last Chance Closed Invitational | ||
| 43 | Calder McPheeters | 55.31 | 7 | B: 48.29 (+7.02s | 12.7%) | Northern Sierra Swimming | 06/30/2023 | 2023 SN Friday Night Races | ||
| 44 | Daniel Barrow | 56.18 | 7 | B: 48.29 (+7.89s | 14.0%) | Vacaville Swim Club | 09/30/2023 | VJO Sprint for Supremacy Invitational | ||
| 45 | Bennett Harris-Bergman | 56.52 | 9 | B: 48.29 (+8.23s | 14.6%) | California Capital Aquatics | 07/20/2024 | 2024 SN Prospectors Plunge | ||
| 46 | David Chu | 58.14 | 9 | B: 48.29 (+9.85s | 16.9%) | Elk Grove Aquatics Club | 01/13/2024 | Tiger Aquatics SCY C/B/BB+ Meet | ||
| 47 | Derrick Rule | 59.14 | 8 | B: 48.29 (+10.85s | 18.3%) | Fallon Barracuda Swim Team | 03/15/2025 | 2025 NNA Age Group Open | ||
| 48 | Charles Samaguey | 59.15 | 8 | B: 48.29 (+10.86s | 18.4%) | Fallon Barracuda Swim Team | 08/02/2024 | DDST High Country Championships | ||
| 49 | Robert Greer | 59.18 | 7 | B: 48.29 (+10.89s | 18.4%) | Fallon Barracuda Swim Team | 03/26/2022 | Northern Nevada Age Group Open (host: NNA) | ||
| 50 | Jakobie Green | 1:00.29 | 9 | B: 48.29 (+12.00s | 19.9%) | Sparks Piranhas Swim Team | 10/18/2024 | Fall Classic & King-of-the-Hill Challenge (host: RENO) | ||
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.