Pacific 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 | Albert Xiao | 30.37 | 10 | AAAA Min | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | ||
| 2 | Robert Legg | 31.79 | 9 | AAAA Min | Pleasanton Seahawks | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 3 | Kayden Masongsong | 32.19 | 10 | AAAA Min | Terrapins Swim Team | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 4 | Rubix Szolusha | 32.28 | 9 | AAA Min | AAAA: 32.19 (+0.09s | 0.3%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 5 | Ethan Locke | 32.36 | 10 | AAA Min | AAAA: 32.19 (+0.17s | 0.5%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 6 | Sinan Ozgur | 32.53 | 10 | AAA Min | AAAA: 32.19 (+0.34s | 1.0%) | Pleasanton Seahawks | 12/12/2025 | Winter SC Age Group Championships | |
| 7 | Stephen Huang | 32.61 | 10 | AAA Min | AAAA: 32.19 (+0.42s | 1.3%) | DeAnza Cupertino Aquatics | 12/12/2025 | Winter SC Age Group Championships | |
| 8 | Alexander Kovnatsky | 32.80 | 10 | AAA Min | AAAA: 32.19 (+0.61s | 1.9%) | Orinda Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 9 | Marco Sun | 33.22 | 10 | AAA Min | AAAA: 32.19 (+1.03s | 3.1%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 10 | Aurelius Lien | 33.31 | 9 | AAA Min | AAAA: 32.19 (+1.12s | 3.4%) | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 11 | Ryan Latronica | 33.67 | 10 | AAA Min | AAAA: 32.19 (+1.48s | 4.4%) | Hills Hurricane Swimming | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 12 | Eli Shapiro | 33.97 | 10 | AAA Min | AAAA: 32.19 (+1.78s | 5.2%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 13 | Pace Bui | 34.23 | 10 | AA Min | AAA: 33.99 (+0.24s | 0.7%) | Fog City Hammerheads | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 14 | Charlie Seipel | 34.28 | 11 | AA Min | AAA: 33.99 (+0.29s | 0.8%) | Terrapins Swim Team | 12/12/2025 | Winter SC Age Group Championships | |
| 15 | Martin Decotigny | 34.35 | 10 | AA Min | AAA: 33.99 (+0.36s | 1.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 16 | Jason Feng | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Boys & Girls Club of SF | 12/12/2025 | Winter SC Age Group Championships | |
| 17 | Adrian Tu | 34.38 | 10 | AA Min | AAA: 33.99 (+0.39s | 1.1%) | Walnut Creek Aquabears | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 18 | Jason Korajkic | 34.39 | 10 | AA Min | AAA: 33.99 (+0.40s | 1.2%) | Walnut Creek Aquabears | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 19 | Lucas Guo | 34.43 | 10 | AA Min | AAA: 33.99 (+0.44s | 1.3%) | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 20 | Lucas Jiang | 34.53 | 10 | AA Min | AAA: 33.99 (+0.54s | 1.6%) | Quicksilver Swimming | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 21 | Shunsuke Suzuki | 34.57 | 10 | AA Min | AAA: 33.99 (+0.58s | 1.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 22 | Thomas Sedano | 34.62 | 9 | AA Min | AAA: 33.99 (+0.63s | 1.8%) | Monterey Bay Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 23 | Lucas Pan | 34.69 | 8 | AA Min | AAA: 33.99 (+0.70s | 2.0%) | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 24 | Nicholas Liu | 34.77 | 9 | AA Min | AAA: 33.99 (+0.78s | 2.2%) | Alto Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 25 | Benjamin Shen | 34.87 | 10 | AA Min | AAA: 33.99 (+0.88s | 2.5%) | Orinda Aquatics | 12/12/2025 | Winter SC Age Group Championships | |
| 26 | Charles Liu Bates | 34.87 | 10 | AA Min | AAA: 33.99 (+0.88s | 2.5%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 27 | Alexander Fang | 35.12 | 10 | AA Min | AAA: 33.99 (+1.13s | 3.2%) | Reno Aquatic Club | 12/12/2025 | Winter SC Age Group Championships | |
| 28 | Emmett Adams | 35.27 | 10 | AA Min | AAA: 33.99 (+1.28s | 3.6%) | Reno Aquatic Club | 12/12/2025 | Winter SC Age Group Championships | |
| 29 | Deren Chai | 35.28 | 10 | AA Min | AAA: 33.99 (+1.29s | 3.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 30 | Erik Eddy | 35.50 | 10 | AA Min | AAA: 33.99 (+1.51s | 4.3%) | East Bay Silver Dolphins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 31 | Arthur Shackelton | 35.94 | 9 | A Min | AA: 35.79 (+0.15s | 0.4%) | Lakeridge Swim Team | 02/06/2026 | 2026 Valentines Day Age Group Open | |
| 32 | Jason Ye | 35.96 | 10 | A Min | AA: 35.79 (+0.17s | 0.5%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 33 | Ethan Qu | 35.98 | 10 | A Min | AA: 35.79 (+0.19s | 0.5%) | Santa Clara Swim Club | 12/12/2025 | Winter SC Age Group Championships | |
| 34 | Conner Lo | 35.98 | 10 | A Min | AA: 35.79 (+0.19s | 0.5%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 35 | Jackson Lee | 36.14 | 10 | A Min | AA: 35.79 (+0.35s | 1.0%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 36 | Leo Ferrante | 36.24 | 10 | A Min | AA: 35.79 (+0.45s | 1.2%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 37 | Julian Phillips | 36.32 | 10 | A Min | AA: 35.79 (+0.53s | 1.5%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 38 | Lincoln Matthews | 36.34 | 10 | A Min | AA: 35.79 (+0.55s | 1.5%) | North Bay Aquatics | 09/20/2025 | WANV CBA+ Endless Summer Meet | |
| 39 | Lucas Jiang | 36.39 | 10 | A Min | AA: 35.79 (+0.60s | 1.6%) | Pacific Swimming Zone | 05/18/2025 | 2025 Pacific Swimming Zone All Star Meet | |
| 40 | Cameron Boitano | 36.40 | 10 | A Min | AA: 35.79 (+0.61s | 1.7%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 41 | Nico Czelusta | 36.40 | 10 | A Min | AA: 35.79 (+0.61s | 1.7%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | |
| 42 | Ethan Kang | 36.43 | 10 | A Min | AA: 35.79 (+0.64s | 1.8%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 43 | Micah Connell | 36.48 | 10 | A Min | AA: 35.79 (+0.69s | 1.9%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 44 | Jackson Pinkerton | 36.50 | 10 | A Min | AA: 35.79 (+0.71s | 1.9%) | North Bay Aquatics | 12/12/2025 | Winter SC Age Group Championships | |
| 45 | Keaton Weathers | 36.62 | 10 | A Min | AA: 35.79 (+0.83s | 2.3%) | Walnut Creek Aquabears | 12/12/2025 | Winter SC Age Group Championships | |
| 46 | Cyrus Yang | 36.69 | 9 | A Min | AA: 35.79 (+0.90s | 2.5%) | Quicksilver Swimming | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 47 | Joji Kinebuchi | 36.75 | 10 | A Min | AA: 35.79 (+0.96s | 2.6%) | Fog City Hammerheads | 07/19/2025 | 2025 DACA SC CBA Meet | |
| 48 | Teddy Nichols | 36.76 | 10 | A Min | AA: 35.79 (+0.97s | 2.6%) | Seals Aquatics | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 49 | Emmett Chen | 36.84 | 10 | A Min | AA: 35.79 (+1.05s | 2.9%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 50 | Nico Losada-Saputo | 36.87 | 10 | A Min | AA: 35.79 (+1.08s | 2.9%) | Orinda Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
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.