Houser, John
Current rating: 1502
Record: 4-4
| Grand Prix Portland 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 390 | Lubiszewski, Christopher (1500) | Won 2-0 | +181518 |
| 2modern | 114 | Anders, Matthew (1555) | Lost 0-2 | -171501 |
| 3modern | 420 | Daniel, Michael (1501) | Lost 1-2 | -181483 |
| 4modern | 755 | Howard, Brian (1510) | Lost 0-2 | -181465 |
| 5modern | 697 | Baker, Nathan (1599) | Lost 1-2 | -151450 |
| 6modern | 630 | Hurst, Sebastian (1448) | Won 2-0 | +181468 |
| 7modern | 495 | Rudd, Jon (1328) | Won 2-0 | +151483 |
| 8modern | 391 | Schmitt, David (1524) | Won 2-1 | +191502 |
| average opponent: 1496record: 4-4 | new rating: 1502 | |||