Western Zone Zone Boys 10 & under - 50 Y Back
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 901 | Adam Kirk | 43.65 | 10 | B Min | BB: 42.89 (+0.76s | 1.7%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 902 | Alex Chen | 43.66 | 7 | B Min | BB: 42.89 (+0.77s | 1.8%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 903 | Jake Gehlert | 43.67 | 9 | B Min | BB: 42.89 (+0.78s | 1.8%) | Piedmont Swim Team | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 904 | Anderson Fang | 43.69 | 8 | B Min | BB: 42.89 (+0.80s | 1.8%) | Reno Aquatic Club | 03/14/2026 | 2026 NNA AGO | |
| 905 | Marcus Wang | 43.70 | 10 | B Min | BB: 42.89 (+0.81s | 1.9%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 906 | Aryan Malhotra | 43.70 | 7 | B Min | BB: 42.89 (+0.81s | 1.9%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 907 | Jonaz Valencia | 43.70 | 8 | B Min | BB: 42.89 (+0.81s | 1.9%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | |
| 908 | Oliver Ng | 43.70 | 10 | B Min | BB: 42.89 (+0.81s | 1.9%) | Life Time Oregon Swim Team | 10/17/2025 | 2025 CST Harvest Open | |
| 909 | Jace Gordon | 43.70 | 9 | B Min | BB: 42.89 (+0.81s | 1.9%) | Los Gatos Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 910 | Arjun Raghavendran | 43.70 | 10 | B Min | BB: 42.89 (+0.81s | 1.9%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 911 | Lucas Sun | 43.72 | 9 | B Min | BB: 42.89 (+0.83s | 1.9%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 912 | Ethan Li | 43.72 | 8 | B Min | BB: 42.89 (+0.83s | 1.9%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 913 | Arthur Dauletbaev | 43.73 | 9 | B Min | BB: 42.89 (+0.84s | 1.9%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 914 | Mars Meihack | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | Tualatin Hills Swim Club | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 915 | Jayden Chen | 43.74 | 10 | B Min | BB: 42.89 (+0.85s | 1.9%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 916 | Colt Rodeheaver | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | |
| 917 | Kepler Ring | 43.75 | 10 | B Min | BB: 42.89 (+0.86s | 2.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 918 | Waylon Merchant | 43.75 | 10 | B Min | BB: 42.89 (+0.86s | 2.0%) | Fort Collins Area Swim Team | 01/23/2026 | 2026 CO FAST Winter Open | |
| 919 | Charles Finter | 43.76 | 10 | B Min | BB: 42.89 (+0.87s | 2.0%) | Bend Swim Club | 03/14/2026 | 2026 TEAM Shootout | |
| 920 | Gavin Wong | 43.76 | 9 | B Min | BB: 42.89 (+0.87s | 2.0%) | Daly City Dolphins | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 921 | Daniel Wang | 43.77 | 9 | B Min | BB: 42.89 (+0.88s | 2.0%) | Seattle Metropolitan Aquatic C | 11/09/2025 | 2025 PN SMAC November Mini Meet | |
| 922 | Landon Kivett | 43.77 | 10 | B Min | BB: 42.89 (+0.88s | 2.0%) | Forest Grove Swim Club | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 923 | Alex Yau | 43.77 | 9 | B Min | BB: 42.89 (+0.88s | 2.0%) | Pacific Dragons Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 924 | Luca Goulet | 43.78 | 10 | B Min | BB: 42.89 (+0.89s | 2.0%) | King Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 925 | Cameron Lim | 43.79 | 9 | B Min | BB: 42.89 (+0.90s | 2.1%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 926 | Nickolas Parasimenco | 43.79 | 9 | B Min | BB: 42.89 (+0.90s | 2.1%) | Tooele Sea Serpents | 10/23/2025 | 2025 Mike Harper Open | |
| 927 | James Dent | 43.80 | 10 | B Min | BB: 42.89 (+0.91s | 2.1%) | Blue Dolphin Swim Team | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 928 | Arunas Babusis | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 929 | Darryl Davis | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Pueblo County Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 930 | Odin Fisher | 43.82 | 10 | B Min | BB: 42.89 (+0.93s | 2.1%) | King Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 931 | Ian Zhang | 43.83 | 7 | B Min | BB: 42.89 (+0.94s | 2.1%) | YMCA of Snohomish County Barra | 05/15/2026 | 2026 PN TAC Spring Thunderbird Approved | |
| 932 | Jude Foote | 43.83 | 9 | B Min | BB: 42.89 (+0.94s | 2.1%) | Hilltop Aquatic Swim Team | 10/23/2025 | 2025 Mike Harper Open | |
| 933 | Beau Baez | 43.83 | 8 | B Min | BB: 42.89 (+0.94s | 2.1%) | YMCA of Snohomish County Barra | 05/15/2026 | 2026 PN TAC Spring Thunderbird Approved | |
| 934 | Calex Gonzalez | 43.84 | 9 | B Min | BB: 42.89 (+0.95s | 2.2%) | Apex | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 935 | Alexander Zhurid | 43.85 | 8 | B Min | BB: 42.89 (+0.96s | 2.2%) | Bellevue Club Swim Team | 02/27/2026 | 2026 PN February AGI, Div 3 Approved | |
| 936 | Daniel Gerasimov | 43.86 | 8 | B Min | BB: 42.89 (+0.97s | 2.2%) | Los Gatos Swim Club | 03/28/2026 | Swim South Bay | |
| 937 | Sutton Hopelain | 43.86 | 10 | B Min | BB: 42.89 (+0.97s | 2.2%) | Otter Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 938 | Ethan Manning | 43.86 | 10 | B Min | BB: 42.89 (+0.97s | 2.2%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 939 | Daniel Poloni | 43.87 | 10 | B Min | BB: 42.89 (+0.98s | 2.2%) | Sea to Desert Swim Association | 11/08/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 940 | Fisher Plunket | 43.87 | 10 | B Min | BB: 42.89 (+0.98s | 2.2%) | Swim Dogs | 02/01/2026 | 2026 CO FORM February Freeze | |
| 941 | Bradley Schwartz | 43.87 | 10 | B Min | BB: 42.89 (+0.98s | 2.2%) | Roadrunner Aquatics | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 942 | Kaan Tufan | 43.89 | 9 | B Min | BB: 42.89 (+1.00s | 2.3%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 943 | Kieran McLennan | 43.90 | 9 | B Min | BB: 42.89 (+1.01s | 2.3%) | Otter Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 944 | Zachary Iannamico | 43.90 | 10 | B Min | BB: 42.89 (+1.01s | 2.3%) | Inland Coastal Aquatic Club | 04/11/2026 | 2026 SI FAST BC All Ages | |
| 945 | Ayansh Sinha | 43.91 | 10 | B Min | BB: 42.89 (+1.02s | 2.3%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 946 | Asher Cariazo | 43.92 | 10 | B Min | BB: 42.89 (+1.03s | 2.3%) | Montrose Marlins Swim Club | 05/17/2025 | 2025 CO Western Slope IM Challenge | |
| 947 | Enoch Wang | 43.92 | 8 | B Min | BB: 42.89 (+1.03s | 2.3%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 948 | Cooper Klem | 43.93 | 9 | B Min | BB: 42.89 (+1.04s | 2.4%) | Cascade Swim Club | 02/14/2025 | 2025 PN UPAC 4th Annual February Fly In | |
| 949 | Kyle Cheung | 43.95 | 10 | B Min | BB: 42.89 (+1.06s | 2.4%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 950 | Rex Ji | 43.96 | 9 | B Min | BB: 42.89 (+1.07s | 2.4%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
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.