Waterloo Swimming 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 | Zachary Zeng | 39.02 | 10 | AA Min | AAA: 38.29 (+0.73s | 1.9%) | Waterloo Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 2 | Austin Xue | 41.68 | 9 | A Min | AA: 40.19 (+1.49s | 3.6%) | Waterloo Swimming | 01/09/2026 | 2026 ST TXLA New Year S Classic Invite | |
| 3 | Kyu Bae | 43.44 | 9 | BB Min | A: 42.09 (+1.35s | 3.1%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | |
| 4 | Adam Jiang | 44.37 | 10 | BB Min | A: 42.09 (+2.28s | 5.1%) | Waterloo Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 5 | Abraham Kim | 46.62 | 10 | BB Min | A: 42.09 (+4.53s | 9.7%) | Waterloo Swimming | 08/01/2026 | 2026 ST HPAC Summer B Champs | |
| 6 | Leon Yan | 47.00 | 9 | BB Min | A: 42.09 (+4.91s | 10.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | |
| 7 | Jack Griego | 47.34 | 9 | BB Min | A: 42.09 (+5.25s | 11.1%) | Waterloo Swimming | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 8 | Benjamin Liang | 48.76 | 10 | B Min | BB: 47.69 (+1.07s | 2.2%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | |
| 9 | Shu-Cyuan Li | 49.04 | 9 | B Min | BB: 47.69 (+1.35s | 2.8%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 10 | William Chen | 49.65 | 10 | B Min | BB: 47.69 (+1.96s | 3.9%) | Waterloo Swimming | 08/01/2026 | 2026 ST HPAC Summer B Champs | |
| 11 | Sylvain Lanshe | 49.87 | 9 | B Min | BB: 47.69 (+2.18s | 4.4%) | Waterloo Swimming | 02/02/2025 | 2025 ST WLOO Last Chance Meet | |
| 12 | Jason Gu | 50.00 | 9 | B Min | BB: 47.69 (+2.31s | 4.6%) | Waterloo Swimming | 08/01/2026 | 2026 ST HPAC Summer B Champs | |
| 13 | Austin Chang | 51.06 | 10 | B Min | BB: 47.69 (+3.37s | 6.6%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | |
| 14 | Barry Ji | 51.32 | 10 | B Min | BB: 47.69 (+3.63s | 7.1%) | Waterloo Swimming | 08/01/2026 | 2026 ST HPAC Summer B Champs | |
| 15 | Lucas Aguilar Fortuny | 52.69 | 10 | B Min | BB: 47.69 (+5.00s | 9.5%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | |
| 16 | Lucas Ding | 53.02 | 8 | B Min | BB: 47.69 (+5.33s | 10.1%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | |
| 17 | Kevin Lee | 53.68 | 8 | B: 53.39 (+0.29s | 0.5%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | ||
| 18 | Advait Desai | 53.74 | 10 | B: 53.39 (+0.35s | 0.7%) | Waterloo Swimming | 02/02/2025 | 2025 ST WLOO Last Chance Meet | ||
| 19 | William Hirsh-Ogden | 54.14 | 10 | B: 53.39 (+0.75s | 1.4%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 20 | Jonas Inscoe | 56.08 | 9 | B: 53.39 (+2.69s | 4.8%) | Waterloo Swimming | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | ||
| 21 | Jeongdam Kong | 56.84 | 10 | B: 53.39 (+3.45s | 6.1%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 22 | Vivaan Palit | 57.64 | 9 | B: 53.39 (+4.25s | 7.4%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 23 | Matteo Viaene | 58.63 | 8 | B: 53.39 (+5.24s | 8.9%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 24 | Jace Flores | 58.97 | 9 | B: 53.39 (+5.58s | 9.5%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 25 | Aiden Chang | 59.44 | 10 | B: 53.39 (+6.05s | 10.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 26 | Alexander Ziarnik | 1:00.04 | 8 | B: 53.39 (+6.65s | 11.1%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 27 | Maximino Bonilla | 1:00.11 | 10 | B: 53.39 (+6.72s | 11.2%) | Waterloo Swimming | 12/07/2024 | 2024 ST WLOO Winter Invite | ||
| 28 | Jeonghoo Kong | 1:00.25 | 10 | B: 53.39 (+6.86s | 11.4%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 29 | Thomas Tiziani | 1:00.29 | 10 | B: 53.39 (+6.90s | 11.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 30 | Cristobal Arata | 1:01.14 | 8 | B: 53.39 (+7.75s | 12.7%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 31 | Edward Miles | 1:02.53 | 8 | B: 53.39 (+9.14s | 14.6%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | ||
| 32 | Leo Yang | 1:04.43 | 8 | B: 53.39 (+11.04s | 17.1%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 33 | Dhruv Chakravarthy | 1:05.40 | 8 | B: 53.39 (+12.01s | 18.4%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | ||
| 34 | Cristian Gonzalez Castillo | 1:06.50 | 9 | B: 53.39 (+13.11s | 19.7%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 35 | Krithvik Rajaram | 1:07.08 | 6 | B: 53.39 (+13.69s | 20.4%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 36 | Bryce Black | 1:08.66 | 6 | B: 53.39 (+15.27s | 22.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 37 | Vihaan Bhatia | 1:16.34 | 9 | B: 53.39 (+22.95s | 30.1%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | ||
| 38 | Declan McCormick | 1:25.04 | 8 | B: 53.39 (+31.65s | 37.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 39 | William Lee | 1:25.32 | 8 | B: 53.39 (+31.93s | 37.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 40 | Aston Rodrigues | 1:26.47 | 8 | B: 53.39 (+33.08s | 38.3%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 41 | Robert Miles | 2:42.65 | 8 | B: 53.39 (+109.26s | 67.2%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
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.