Pacific Northwest 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Mark Karpeychik | 46.55 | 8 | B Min | BB: 42.89 (+3.66s | 7.9%) | Chinook Aquatic Club | 01/27/2024 | 2024 PN CSC Winter Invitational [RESULTS] | |
| 152 | Jay Kowren | 46.62 | 9 | B Min | BB: 42.89 (+3.73s | 8.0%) | Bainbridge Island Swim Club | 03/01/2025 | 2025 PN CSC Mystery Meet | |
| 153 | Alexander Zhurid | 46.65 | 7 | B Min | BB: 42.89 (+3.76s | 8.1%) | Bellevue Club Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 154 | Archie McCallum | 46.68 | 6 | B Min | BB: 42.89 (+3.79s | 8.1%) | Poseidon Aquatic Club | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 155 | Atticus Martin | 46.72 | 9 | B Min | BB: 42.89 (+3.83s | 8.2%) | Seattle Metropolitan Aquatic C | 02/04/2024 | 2024 PN SMAC Apple Cup Intrasquad Meet [RESULTS] | |
| 156 | Alexander Ivanov | 46.72 | 9 | B Min | BB: 42.89 (+3.83s | 8.2%) | Seattle Metropolitan Aquatic C | 01/12/2025 | 2025 PN SMAC January Mini Meet | |
| 157 | Nikshay Chandrasekar | 46.74 | 8 | B Min | BB: 42.89 (+3.85s | 8.2%) | Pro Swimming | 03/07/2025 | 2025 PN PRO March Last Chance Intrasquad | |
| 158 | Ahaan Iragavarapu | 46.78 | 9 | B Min | BB: 42.89 (+3.89s | 8.3%) | Pro Swimming | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 159 | Young Sun | 46.79 | 8 | B Min | BB: 42.89 (+3.90s | 8.3%) | Pro Swimming | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 160 | Kabir Singh | 46.80 | 9 | B Min | BB: 42.89 (+3.91s | 8.4%) | Pro Swimming | 02/01/2025 | 2025 PN EAST February Invitational | |
| 161 | Aiden Mao | 46.88 | 8 | B Min | BB: 42.89 (+3.99s | 8.5%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | |
| 162 | Achyuth Padmanabhan | 46.88 | 10 | B Min | BB: 42.89 (+3.99s | 8.5%) | Issaquah Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 163 | Jayke Hung | 46.97 | 8 | B Min | BB: 42.89 (+4.08s | 8.7%) | Bellevue Club Swim Team | 02/01/2025 | 2025 PN BISC Bluefin Invitational | |
| 164 | Stuart Baker | 47.04 | 9 | B Min | BB: 42.89 (+4.15s | 8.8%) | Excel Swim Club | 12/07/2024 | 2024 PN Fall Divisionals, Division 2 [RESULTS] | |
| 165 | Derek Zhu | 47.04 | 8 | B Min | BB: 42.89 (+4.15s | 8.8%) | Chinook Aquatic Club | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 166 | Cameron Watrous | 47.21 | 7 | B Min | BB: 42.89 (+4.32s | 9.2%) | Bellevue Club Swim Team | 10/12/2024 | 2024 PN CSC Fall Classic Invitational [RESULTS] | |
| 167 | John Tang | 47.26 | 10 | B Min | BB: 42.89 (+4.37s | 9.2%) | Wave Aquatics | 06/20/2025 | 2025 PN SRST StingRay Invitational | |
| 168 | Watson She | 47.45 | 8 | B Min | BB: 42.89 (+4.56s | 9.6%) | Bellevue Club Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 169 | Bryan Xie | 47.53 | 10 | B Min | BB: 42.89 (+4.64s | 9.8%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | |
| 170 | Calder Pettersen | 47.57 | 7 | B Min | BB: 42.89 (+4.68s | 9.8%) | Cascade Swim Club | 10/12/2024 | 2024 PN CSC Fall Classic Invitational | |
| 171 | Dietrich Lapp | 47.57 | 10 | B Min | BB: 42.89 (+4.68s | 9.8%) | Cascade Swim Club | 05/04/2025 | 2025 PN CSC Spring Swimtacular | |
| 172 | Lucas Wang | 47.62 | 9 | B Min | BB: 42.89 (+4.73s | 9.9%) | Chinook Aquatic Club | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 173 | Ethan Fu | 47.70 | 9 | B Min | BB: 42.89 (+4.81s | 10.1%) | Olympic Cascade Aquatics | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 174 | Ryan Hu | 47.76 | 7 | B Min | BB: 42.89 (+4.87s | 10.2%) | Wave Aquatics | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 175 | Kanav Acharya | 47.77 | 10 | B Min | BB: 42.89 (+4.88s | 10.2%) | Wave Aquatics | 03/29/2025 | 2025 PN Spring Finale Division 3 | |
| 176 | Matthew Castaneda | 47.77 | 9 | B Min | BB: 42.89 (+4.88s | 10.2%) | Seattle Metropolitan Aquatic C | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 177 | Leo Lim | 47.78 | 10 | B Min | BB: 42.89 (+4.89s | 10.2%) | Olympic Cascade Aquatics | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 178 | Makai Hapoff | 47.81 | 10 | B Min | BB: 42.89 (+4.92s | 10.3%) | Port Angeles Swim Club | 11/23/2024 | 2024 PN November AGI Divsion 3 | |
| 179 | Ziad ElGamal | 47.96 | 10 | B Min | BB: 42.89 (+5.07s | 10.6%) | Wave Aquatics | 03/07/2025 | 2025 BBST Seize The Day Invitational | |
| 180 | Buchanan Sanchez | 48.03 | 9 | B Min | BB: 42.89 (+5.14s | 10.7%) | Bainbridge Island Swim Club | 10/26/2024 | 2024 PN BISC Bob Miller Sprint/Distance Classic [RESULTS] | |
| 181 | Eric Qi | 48.06 | 10 | B Min | BB: 42.89 (+5.17s | 10.8%) | Pacific Dragons Swim Team | 10/19/2024 | 2024 PN WAVE Rocktober Invitational- [RESULTS] | |
| 182 | Pranav Chandramouli | 48.10 | 9 | B Min | BB: 42.89 (+5.21s | 10.8%) | Gold\\'s Aquatics Club | 02/21/2025 | 2025 PN SRST Champs Qualifier | |
| 183 | Arvaan Deshmukh | 48.10 | 10 | B Min | BB: 42.89 (+5.21s | 10.8%) | Wave Aquatics | 06/20/2025 | 2025 PN SRST StingRay Invitational | |
| 184 | Martin Li | 48.24 | 8 | B Min | BB: 42.89 (+5.35s | 11.1%) | Wave Aquatics | 04/26/2025 | 2025 PN UPAC Mark Olson Invitational | |
| 185 | Daniel Rondel | 48.24 | 8 | B Min | BB: 42.89 (+5.35s | 11.1%) | Wave Aquatics | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 186 | Ethan Li | 48.31 | 7 | B: 48.29 (+0.02s | 0.0%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | ||
| 187 | Marcus Wang | 48.32 | 9 | B: 48.29 (+0.03s | 0.1%) | Pacific Dragons Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 2 | ||
| 188 | Arian Gavriljuk | 48.33 | 9 | B: 48.29 (+0.04s | 0.1%) | Pro Swimming | 03/07/2025 | 2025 PN PRO March Last Chance Intrasquad | ||
| 189 | Hudson Porter | 48.40 | 8 | B: 48.29 (+0.11s | 0.2%) | Wave Aquatics | 03/29/2025 | 2025 PN Spring Finale Division 3 | ||
| 190 | Charles Tan | 48.46 | 9 | B: 48.29 (+0.17s | 0.4%) | Eastside Aquatic Swim Team | 05/16/2025 | 2025 PN SRST Pacific Coast Invitational | ||
| 191 | Peter Foss | 48.49 | 10 | B: 48.29 (+0.20s | 0.4%) | Issaquah Swim Team | 02/01/2025 | 2025 PN EAST February Invitational | ||
| 192 | Emerson Vivion | 48.49 | 9 | B: 48.29 (+0.20s | 0.4%) | Olympic Cascade Aquatics | 03/01/2025 | 2025 PN C March Madness | ||
| 193 | Adrian Zhao | 48.60 | 10 | B: 48.29 (+0.31s | 0.6%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | ||
| 194 | Logan Amaral | 48.64 | 10 | B: 48.29 (+0.35s | 0.7%) | Storm Aquatics | 02/01/2025 | 2025 PN EAST February Invitational | ||
| 195 | Minjun Park | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | Chinook Aquatic Club | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | ||
| 196 | Jonah Doll | 48.65 | 9 | B: 48.29 (+0.36s | 0.7%) | Cascade Swim Club | 01/11/2025 | 2025 PN CSC Winter Invitational | ||
| 197 | Charlie Griffin | 48.69 | 10 | B: 48.29 (+0.40s | 0.8%) | Issaquah Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | ||
| 198 | Noah Ma | 48.76 | 10 | B: 48.29 (+0.47s | 1.0%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | ||
| 199 | Brian He | 48.77 | 10 | B: 48.29 (+0.48s | 1.0%) | Eastside Aquatic Swim Team | 12/07/2024 | 2024 PN Fall Divisionals, Division 1 | ||
| 200 | Owen Gummow | 48.89 | 9 | B: 48.29 (+0.60s | 1.2%) | Excel Swim Club | 12/07/2024 | 2024 PN Fall Divisional, Division 2 | ||
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.