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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Leif Pettersen | 42.87 | 10 | BB Min | A: 37.59 (+5.28s | 12.3%) | Cascade Swim Club | 03/01/2025 | 2025 PN CSC Mystery Meet | |
| 102 | Nicholas Nason | 42.88 | 10 | BB Min | A: 37.59 (+5.29s | 12.3%) | Rainier Foothills Swim Team | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | |
| 103 | Joshua Chen | 43.01 | 9 | B Min | BB: 42.89 (+0.12s | 0.3%) | Bellevue Club Swim Team | 11/23/2024 | 2024 PN November Age Group Invitational, Division 3 (UPAC) [RESULTS] | |
| 104 | Jonathan Lan | 43.04 | 9 | B Min | BB: 42.89 (+0.15s | 0.3%) | Bellevue Club Swim Team | 03/01/2025 | 2025 PN CSC Mystery Meet | |
| 105 | Hridhaan Shah | 43.07 | 10 | B Min | BB: 42.89 (+0.18s | 0.4%) | Pro Swimming | 03/07/2025 | 2025 PN PRO March Last Chance Intrasquad | |
| 106 | Mason Lee | 43.08 | 9 | B Min | BB: 42.89 (+0.19s | 0.4%) | Issaquah Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 107 | Moxon Fain | 43.08 | 8 | B Min | BB: 42.89 (+0.19s | 0.4%) | Seattle Metropolitan Aquatic C | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 108 | Alexander Hor | 43.17 | 10 | B Min | BB: 42.89 (+0.28s | 0.6%) | Wave Aquatics | 10/05/2024 | 2024 PN SSCD Autumn Open [RESULTS] | |
| 109 | Austin Chen | 43.28 | 10 | B Min | BB: 42.89 (+0.39s | 0.9%) | Bellevue Club Swim Team | 11/23/2024 | 2024 PN November Age Group Invitational, Division 3 (UPAC) [RESULTS] | |
| 110 | Albert Guan | 43.39 | 10 | B Min | BB: 42.89 (+0.50s | 1.2%) | Eastside Aquatic Swim Team | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 111 | Yaroslav Danylchenko | 43.39 | 9 | B Min | BB: 42.89 (+0.50s | 1.2%) | Cascade Swim Club | 10/12/2024 | 2024 PN CSC Fall Classic Invitational [RESULTS] | |
| 112 | Tyrese Cox | 43.42 | 10 | B Min | BB: 42.89 (+0.53s | 1.2%) | Cascade Swim Club | 03/29/2025 | 2025 PN Spring Finale Division 3 | |
| 113 | Greyson Eatherly | 43.46 | 9 | B Min | BB: 42.89 (+0.57s | 1.3%) | Cascade Swim Club | 03/29/2025 | 2025 PN Spring Finale Division 3 | |
| 114 | Caden Seiber | 43.47 | 9 | B Min | BB: 42.89 (+0.58s | 1.3%) | University Place Aquatic Club | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | |
| 115 | Aleksandr Rybin | 43.47 | 8 | B Min | BB: 42.89 (+0.58s | 1.3%) | King Aquatic Club | 10/20/2024 | 2024 PN VAST Fall Sprints [RESULTS] | |
| 116 | Steven Wang | 43.50 | 9 | B Min | BB: 42.89 (+0.61s | 1.4%) | Wave Aquatics | 11/23/2024 | 2024 PN November Age Group Invitational, Division 4 (WEST) [RESULTS] | |
| 117 | Yanbo LI | 43.50 | 8 | B Min | BB: 42.89 (+0.61s | 1.4%) | Seattle Metropolitan Aquatic C | 01/12/2025 | 2025 PN SMAC January Mini Meet | |
| 118 | William Bao | 43.51 | 10 | B Min | BB: 42.89 (+0.62s | 1.4%) | Issaquah Swim Team | 03/01/2025 | 2025 PN C March Madness | |
| 119 | Caden Nau | 43.52 | 10 | B Min | BB: 42.89 (+0.63s | 1.4%) | Thurston Olympians Swim Club | 10/20/2024 | 2024 PN VAST Fall Sprints [RESULTS] | |
| 120 | Ray Liu | 43.53 | 10 | B Min | BB: 42.89 (+0.64s | 1.5%) | Bellevue Club Swim Team | 03/01/2025 | 2025 PN CSC Mystery Meet | |
| 121 | Wesley Wei | 43.53 | 9 | B Min | BB: 42.89 (+0.64s | 1.5%) | Seattle Metropolitan Aquatic C | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 122 | Jackson McCall | 43.54 | 10 | B Min | BB: 42.89 (+0.65s | 1.5%) | Ohana Swim Team | 03/01/2025 | TOSC Poseidon Ohana March 2025 | |
| 123 | Bolu Ojo | 43.54 | 10 | B Min | BB: 42.89 (+0.65s | 1.5%) | Mighty Marlins Swim Club | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 124 | Sebastian Valle | 43.55 | 10 | B Min | BB: 42.89 (+0.66s | 1.5%) | University Place Aquatic Club | 12/13/2024 | 2024 PN 14 Under SC Champs | |
| 125 | Bennett Chang | 43.56 | 10 | B Min | BB: 42.89 (+0.67s | 1.5%) | Bellingham Bay Swim Team | 01/31/2025 | 2025 PN WEST Single Age Invitational | |
| 126 | William Toole | 43.70 | 9 | B Min | BB: 42.89 (+0.81s | 1.9%) | Pro Swimming | 03/07/2025 | 2025 PN PRO March Last Chance Intrasquad | |
| 127 | Luke Chaikriangkrai | 43.77 | 8 | B Min | BB: 42.89 (+0.88s | 2.0%) | Pro Swimming | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 128 | Maxwell Sathre | 43.79 | 10 | B Min | BB: 42.89 (+0.90s | 2.1%) | Cascade Swim Club | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | |
| 129 | Haoran Huo | 43.79 | 10 | B Min | BB: 42.89 (+0.90s | 2.1%) | Pacific Dragons Swim Team | 12/13/2024 | 2024 PN 14 Under SC Champs | |
| 130 | Jasper McCormick | 43.85 | 10 | B Min | BB: 42.89 (+0.96s | 2.2%) | North Whidbey Aquatic Club | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 131 | Leonardo Bull | 43.90 | 10 | B Min | BB: 42.89 (+1.01s | 2.3%) | Seattle Metropolitan Aquatic C | 11/23/2024 | 2024 PN November Age Group Invitational, Division 2 (SMAC) [RESULTS] | |
| 132 | Fanch Hamon | 43.91 | 10 | B Min | BB: 42.89 (+1.02s | 2.3%) | Excel Swim Club | 03/08/2025 | 2025 PN PPSTSpring Splash | |
| 133 | Cooper Klem | 43.93 | 8 | B Min | BB: 42.89 (+1.04s | 2.4%) | Cascade Swim Club | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | |
| 134 | Yeim Jung | 43.94 | 9 | B Min | BB: 42.89 (+1.05s | 2.4%) | Wave Aquatics | 02/21/2025 | 2025 PN SRST Champs Qualifier | |
| 135 | Suhao Qin | 43.94 | 10 | B Min | BB: 42.89 (+1.05s | 2.4%) | Eastside Aquatic Swim Team | 12/07/2024 | 2024 PN Fall Divisionals, Division 1 [RESULTS] | |
| 136 | Alexander Stepania | 44.04 | 8 | B Min | BB: 42.89 (+1.15s | 2.6%) | Bellevue Club Swim Team | 10/12/2024 | 2024 PN CSC Fall Classic Invitational [RESULTS] | |
| 137 | Sebastian Uy | 44.07 | 9 | B Min | BB: 42.89 (+1.18s | 2.7%) | King Aquatic Club | 03/15/2025 | 2025 PN Kaholo Island Invitational 2025 | |
| 138 | Harry Millard | 44.35 | 8 | B Min | BB: 42.89 (+1.46s | 3.3%) | Bellingham Bay Swim Team | 07/13/2024 | 2024 PN BBST Final Summer Splash Invitational [RESULTS] | |
| 139 | Cannon Brown | 44.36 | 8 | B Min | BB: 42.89 (+1.47s | 3.3%) | Olympic Cascade Aquatics | 11/23/2024 | 2024 PN November Age Group Invitational, Division 1 (PDST) [RESULTS] | |
| 140 | Aiden Wang | 44.38 | 10 | B Min | BB: 42.89 (+1.49s | 3.4%) | Olympic Cascade Aquatics | 03/01/2025 | 2025 PN C March Madness | |
| 141 | Finn Clark | 44.38 | 10 | B Min | BB: 42.89 (+1.49s | 3.4%) | Skagit Valley YMCA Tritons | 03/29/2025 | 2025 PN Spring Finale Division 3 | |
| 142 | Kais Esmail | 44.44 | 8 | B Min | BB: 42.89 (+1.55s | 3.5%) | Bellingham Bay Swim Team | 01/31/2025 | 2025 PN WEST Single Age Invitational | |
| 143 | Dudu Du | 44.57 | 9 | B Min | BB: 42.89 (+1.68s | 3.8%) | Pacific Dragons Swim Team | 01/25/2025 | 2025 PN PDST Winter Invitational | |
| 144 | Kasra Chitsaz | 44.65 | 10 | B Min | BB: 42.89 (+1.76s | 3.9%) | Pro Swimming | 03/29/2025 | 2025 PN Spring Finale, Division 2 | |
| 145 | Ransom Smith | 44.68 | 10 | B Min | BB: 42.89 (+1.79s | 4.0%) | THUNDERBIRD AQUATIC CLUB | 03/29/2025 | 2025 PN Spring Finale Division 3 | |
| 146 | Noah Ward | 44.70 | 10 | B Min | BB: 42.89 (+1.81s | 4.0%) | North Whidbey Aquatic Club | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 147 | Francis Wang | 44.79 | 8 | B Min | BB: 42.89 (+1.90s | 4.2%) | West Coast Aquatics | 03/07/2025 | 2025 BBST Seize The Day Invitational | |
| 148 | Neo Rae | 44.79 | 10 | B Min | BB: 42.89 (+1.90s | 4.2%) | Seattle Metropolitan Aquatic C | 01/25/2025 | 2025 PN SMAC Winter Invitational | |
| 149 | Eric Guan | 44.85 | 9 | B Min | BB: 42.89 (+1.96s | 4.4%) | Pacific Dragons Swim Team | 12/07/2024 | 2024 PN Fall Divisionals, Division 1 [RESULTS] | |
| 150 | Mason Sovich | 44.87 | 8 | B Min | BB: 42.89 (+1.98s | 4.4%) | Unattached | 01/25/2025 | 2025 PN PDST Winter 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.