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 | 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 | |
| 10 | 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 | |
| 11 | 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 | |
| 12 | 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+ | |
| 13 | Luke Lim | 44.86 | 10 | BB Min | A: 42.09 (+2.77s | 6.2%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 14 | Finn Scott | 45.46 | 9 | BB Min | A: 42.09 (+3.37s | 7.4%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 15 | 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 | |
| 16 | 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 | |
| 17 | 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 | |
| 18 | Jay Dai | 47.11 | 10 | BB Min | A: 42.09 (+5.02s | 10.7%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 19 | Oliver Liu | 48.69 | 10 | B Min | BB: 47.69 (+1.00s | 2.1%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 20 | 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 | |
| 21 | 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 | |
| 22 | 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 | |
| 23 | Arthur Cahoy | 49.69 | 9 | B Min | BB: 47.69 (+2.00s | 4.0%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 24 | Brady Lindauer | 49.91 | 10 | B Min | BB: 47.69 (+2.22s | 4.4%) | Unattached | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 25 | Hei Chan | 50.01 | 9 | B Min | BB: 47.69 (+2.32s | 4.6%) | Alto Swim Club | 01/25/2025 | Z1N SC Championship | |
| 26 | Leo Liao | 50.05 | 9 | B Min | BB: 47.69 (+2.36s | 4.7%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 27 | Kai Chen | 50.21 | 10 | B Min | BB: 47.69 (+2.52s | 5.0%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 28 | Sammuel Zhou | 50.26 | 9 | B Min | BB: 47.69 (+2.57s | 5.1%) | Alto Swim Club | 01/25/2025 | Z1N SC Championship | |
| 29 | Maximilian Zhou | 50.50 | 8 | B Min | BB: 47.69 (+2.81s | 5.6%) | Alto Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | |
| 30 | 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 | |
| 31 | Zhencheng Xu | 50.98 | 9 | B Min | BB: 47.69 (+3.29s | 6.5%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 32 | Saul Guevara | 51.00 | 8 | B Min | BB: 47.69 (+3.31s | 6.5%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 33 | Bruce Zhang | 51.11 | 9 | B Min | BB: 47.69 (+3.42s | 6.7%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 34 | 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 | |
| 35 | Abayan Prithviraj | 51.30 | 10 | B Min | BB: 47.69 (+3.61s | 7.0%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 36 | Yichen Wang | 51.47 | 9 | B Min | BB: 47.69 (+3.78s | 7.3%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 37 | Noah Chiu | 51.70 | 9 | B Min | BB: 47.69 (+4.01s | 7.8%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 38 | Aiden Hu | 51.98 | 9 | B Min | BB: 47.69 (+4.29s | 8.3%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 39 | Nathan Hou | 52.41 | 9 | B Min | BB: 47.69 (+4.72s | 9.0%) | Alto Swim Club | 11/23/2024 | Alto Fall Frolic Meet | |
| 40 | 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 | |
| 41 | Liam Kwon | 52.78 | 10 | B Min | BB: 47.69 (+5.09s | 9.6%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 42 | Max Bookstein | 53.08 | 10 | B Min | BB: 47.69 (+5.39s | 10.2%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 43 | Elliott Lee Chan Kam | 53.29 | 9 | B Min | BB: 47.69 (+5.60s | 10.5%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 44 | Jacob Chen | 54.00 | 9 | B: 53.39 (+0.61s | 1.1%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 45 | Ethan Yang | 54.01 | 8 | B: 53.39 (+0.62s | 1.1%) | Alto Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 46 | Zhencheng Xu | 54.06 | 9 | B: 53.39 (+0.67s | 1.2%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 47 | Rudra Bhardwaj | 54.18 | 8 | B: 53.39 (+0.79s | 1.5%) | Alto Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 48 | Lucas Sun | 54.35 | 9 | B: 53.39 (+0.96s | 1.8%) | Unattached | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 49 | Damon Shao | 54.48 | 9 | B: 53.39 (+1.09s | 2.0%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 50 | Lehai Li | 55.64 | 8 | B: 53.39 (+2.25s | 4.0%) | Alto Swim Club | 11/09/2024 | Alto Go The Distance | ||
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.