Derek Tonn #35462
Derek Tonn #35462
Player Info
- Location: Springfield, Minnesota, United States
- Classification: Amateur
- Member Since: 2008
- Membership Status: Expired (as of 28-Feb-2021)
- Career Events: 12
Ratings History
| Effective Date | Rating | Rounds Used |
|---|---|---|
| 26-Jun-2018 | 922 | 1 |
| 23-Apr-2013 | 914 | 4 |
| 13-Nov-2012 | 928 | 2 |
| 22-Jun-2010 | 889 | 12 |
| 20-Oct-2009 | 891 | 9 |
| 21-Jul-2009 | 872 | 12 |
| 9-Sep-2008 | 848 | 10 |
| 24-Jun-2008 | 851 | 2 |