Mayfield, Tyler
Current rating: 1499
Record: 3-3
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 174 | Sundoen, Tomas (1445) | Won 2-0 | +171517 |
| 2standard | 316 | Christensen, Soren (1500) | Won 2-0 | +181535 |
| 3standard | 34 | Swanson, Sam (1614) | Lost 1-2 | -171518 |
| 4standard | 411 | Bowman, Robert (1510) | Lost 1-2 | -181500 |
| 5standard | 353 | Pierce, Chad (1436) | Won 2-0 | +171517 |
| 6standard | 276 | Gerard, Brian (1516) | Lost 0-2 | -181499 |
| average opponent: 1503record: 3-3 | new rating: 1499 | |||