Williams, Logan
Current rating: 1445
Record: 4-7-1
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 430 | Randall, Eunice (1500) | Won 2-0 | +181497 |
| 2standard | 40 | Swenson, Luke (1611) | Lost 0-2 | -161481 |
| 3standard | 546 | Rachiero, Anthony (1514) | Lost 0-2 | -171464 |
| 4standard | 548 | Ward, Patrick (1398) | Lost 0-2 | -191445 |
| average opponent: 1506record: 1-3 | new rating: 1445 | |||
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 42 | Amagnostoponnos, Tony (1500) | Lost 0-2 | -181482 |
| 2modern | 368 | Niedermeyer, Eric (1428) | Won 2-1 | +171499 |
| 3modern | 218 | Nichels, Ryan (1501) | Draw 1-1 | 01499 |
| 4modern | 380 | Lim, Ming Han Sidney Reuben (1517) | Won 2-0 | +181517 |
| 5modern | 271 | Macejka, Larry (1496) | Lost 0-2 | -181499 |
| 6modern | 354 | Jones, Jason (1479) | Won 2-0 | +181517 |
| 7modern | 264 | Ball, Andrew (1432) | Lost 0-2 | -201497 |
| 8modern | 263 | Galizio, Santino (1482) | Lost 0-2 | -181479 |
| average opponent: 1479record: 3-4-1 | new rating: 1479 | |||