Alto Swim Club Boys 10 & under 50 Y Breast
These rankings show the swimmers' placement within their swim team.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 | Sebastian Guevara | 35.41 | 10 | AAAA Min | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 2 | Ethan Locke | 36.22 | 10 | AAAA Min | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 3 | Kevin Zou | 38.50 | 9 | AA Min | AAA: 38.29 (+0.21s | 0.5%) | Alto Swim Club | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 4 | Martin Decotigny | 39.04 | 10 | AA Min | AAA: 38.29 (+0.75s | 1.9%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 5 | Jia Wei | 39.33 | 10 | AA Min | AAA: 38.29 (+1.04s | 2.6%) | Alto Swim Club | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 6 | Nicholas Liu | 40.27 | 9 | A Min | AA: 40.19 (+0.08s | 0.2%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 7 | Jason Ye | 42.58 | 10 | BB Min | A: 42.09 (+0.49s | 1.2%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 8 | Ishaan Karunanayake | 42.85 | 9 | BB Min | A: 42.09 (+0.76s | 1.8%) | Alto Swim Club | 11/09/2024 | Alto Go The Distance | |
| 9 | Tavis Williams | 43.00 | 10 | BB Min | A: 42.09 (+0.91s | 2.1%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 10 | Aaron Kuusela | 43.79 | 10 | BB Min | A: 42.09 (+1.70s | 3.9%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 11 | Hei Chan | 44.13 | 10 | BB Min | A: 42.09 (+2.04s | 4.6%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 12 | Ethan Wang | 44.15 | 8 | BB Min | A: 42.09 (+2.06s | 4.7%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 13 | Arthur Chen | 44.42 | 10 | BB Min | A: 42.09 (+2.33s | 5.2%) | Alto Swim Club | 02/22/2025 | De Anza C B A+ | |
| 14 | Daniel Platon | 45.63 | 10 | BB Min | A: 42.09 (+3.54s | 7.8%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 15 | Zhouhan Yang | 45.75 | 10 | BB Min | A: 42.09 (+3.66s | 8.0%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 16 | Ahmet Okyay | 45.87 | 9 | BB Min | A: 42.09 (+3.78s | 8.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 17 | Julian Yu | 48.65 | 8 | B Min | BB: 47.69 (+0.96s | 2.0%) | Alto Swim Club | 10/27/2023 | 2023 SUNN Fall Classic | |
| 18 | Johnathan Wang | 48.75 | 8 | B Min | BB: 47.69 (+1.06s | 2.2%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 19 | Arwin Safaee | 49.06 | 10 | B Min | BB: 47.69 (+1.37s | 2.8%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 20 | Artyom Smirnoff | 49.38 | 10 | B Min | BB: 47.69 (+1.69s | 3.4%) | Alto Swim Club | 02/22/2025 | De Anza C B A+ | |
| 21 | Jamie Pan | 49.42 | 10 | B Min | BB: 47.69 (+1.73s | 3.5%) | Alto Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 22 | Hei Chan | 50.01 | 9 | B Min | BB: 47.69 (+2.32s | 4.6%) | Alto Swim Club | 01/25/2025 | Z1N SC Championship | |
| 23 | Jay Dai | 50.05 | 9 | B Min | BB: 47.69 (+2.36s | 4.7%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 24 | Oliver Liu | 50.09 | 9 | B Min | BB: 47.69 (+2.40s | 4.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 25 | Finn Scott | 50.19 | 9 | B Min | BB: 47.69 (+2.50s | 5.0%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 26 | Luke Lim | 50.19 | 9 | B Min | BB: 47.69 (+2.50s | 5.0%) | Alto Swim Club | 11/23/2024 | Alto Fall Frolic Meet | |
| 27 | Sammuel Zhou | 50.26 | 9 | B Min | BB: 47.69 (+2.57s | 5.1%) | Alto Swim Club | 01/25/2025 | Z1N SC Championship | |
| 28 | Oliver Maa | 50.89 | 10 | B Min | BB: 47.69 (+3.20s | 6.3%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 29 | Gavin Yang | 51.18 | 9 | B Min | BB: 47.69 (+3.49s | 6.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 30 | Nathan Hou | 52.41 | 9 | B Min | BB: 47.69 (+4.72s | 9.0%) | Alto Swim Club | 11/23/2024 | Alto Fall Frolic Meet | |
| 31 | Zaddik Fan | 52.64 | 9 | B Min | BB: 47.69 (+4.95s | 9.4%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 32 | Gael Capelo | 54.04 | 10 | B: 53.39 (+0.65s | 1.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 33 | Zhencheng Xu | 54.06 | 9 | B: 53.39 (+0.67s | 1.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 34 | Bruce Zhang | 54.92 | 8 | B: 53.39 (+1.53s | 2.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 35 | Leo Liao | 55.54 | 9 | B: 53.39 (+2.15s | 3.9%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 36 | Lehai Li | 55.64 | 8 | B: 53.39 (+2.25s | 4.0%) | Alto Swim Club | 11/09/2024 | Alto Go The Distance | ||
| 37 | Gabriel Mandelbaum | 55.93 | 10 | B: 53.39 (+2.54s | 4.5%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 38 | Aiden Hu | 56.02 | 8 | B: 53.39 (+2.63s | 4.7%) | Alto Swim Club | 11/09/2024 | Alto Go The Distance | ||
| 39 | Noah Chiu | 56.49 | 9 | B: 53.39 (+3.10s | 5.5%) | Alto Swim Club | 11/23/2024 | Alto Fall Frolic Meet | ||
| 40 | Yichen Wang | 56.99 | 8 | B: 53.39 (+3.60s | 6.3%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 41 | Kai Chen | 57.21 | 9 | B: 53.39 (+3.82s | 6.7%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 42 | Naitian Yao | 57.31 | 9 | B: 53.39 (+3.92s | 6.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 43 | Elliott Lee Chan Kam | 58.06 | 8 | B: 53.39 (+4.67s | 8.0%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 44 | Saleem Fayed | 59.07 | 10 | B: 53.39 (+5.68s | 9.6%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 45 | Amir Toleubek | 59.62 | 8 | B: 53.39 (+6.23s | 10.4%) | Alto Swim Club | 02/24/2024 | BAC Last Chance C B A+ | ||
| 46 | Jasper zhu | 59.96 | 8 | B: 53.39 (+6.57s | 11.0%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | ||
| 47 | Ray Lin | 1:00.55 | 9 | B: 53.39 (+7.16s | 11.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 48 | Jacob Chen | 1:00.72 | 8 | B: 53.39 (+7.33s | 12.1%) | Alto Swim Club | 02/01/2025 | Alto Swim Club Valentine Classic | ||
| 49 | Runqian Liu | 1:00.75 | 10 | B: 53.39 (+7.36s | 12.1%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 50 | Lucas Li | 1:00.80 | 7 | B: 53.39 (+7.41s | 12.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
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.