Williams, Joel C
Current rating: 1573
Record: 6-2-1
| Grand Prix Charlotte 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 909 | Hagstrom, Joshua (1443) | Draw 1-1 | -11499 |
| 2modern | 932 | Mastrodomenico, Matthew (1464) | Won 2-1 | +171516 |
| 3modern | 875 | Patton, David (1548) | Won 2-1 | +191535 |
| 4modern | 793 | Brown, Adam N (1538) | Won 2-1 | +181553 |
| 5modern | 682 | Morgan, Sean (1739) | Lost 0-2 | -151538 |
| 6modern | 757 | Knarich, Stephen (1414) | Lost 0-2 | -201518 |
| 7modern | 705 | Frascarelli, Andrew S (1518) | Won 2-0 | +181536 |
| 8modern | 643 | Swan, Thomas (1606) | Won 2-0 | +191555 |
| 9modern | 602 | Berry, Sean (1534) | Won 2-0 | +181573 |
| average opponent: 1534record: 6-2-1 | new rating: 1573 | |||