Garhofer, Joshua
Current rating: 1491
Record: 4-4
| Grand Prix Portland 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 440 | Mitchem, Owen (1387) | Won 2-1 | +161516 |
| 2modern | 260 | Dealy, Christopher (1442) | Won 2-1 | +171533 |
| 3modern | 342 | Petersen, David (1613) | Won 2-1 | +191552 |
| 4modern | 9 | Arnold, Josh (1417) | Lost 0-2 | -201532 |
| 5modern | 264 | Martinez, Jonathan 7193 (1466) | Won 2-1 | +161548 |
| 6modern | 202 | Schell, Christopher (1535) | Lost 1-2 | -181530 |
| 7modern | 212 | Brumby, Gene (1521) | Lost 1-2 | -181512 |
| 8modern | 270 | Haker, Elizabeth (1357) | Lost 0-2 | -211491 |
| average opponent: 1467record: 4-4 | new rating: 1491 | |||