Nelson, Gregory
Current rating: 1428
Record: 3-7
| Grand Prix Portland 2018 (modern) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 95 | VonVille, Emmy (1395) | Won 2-1 | +161495 |
| 2modern | 150 | Furlow, Charlene (1483) | Lost 0-2 | -181477 |
| 3modern | 638 | Harlow, Nic (1597) | Lost 0-2 | -161461 |
| 4modern | 723 | Juan, William (1598) | Lost 0-2 | -151446 |
| 5modern | 732 | Gossette, Steven (1468) | Lost 0-2 | -181428 |
| average opponent: 1508record: 1-4 | new rating: 1428 | |||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 178 | Salazar, Anthony (1382) | Lost 0-2 | -201480 |
| 2standard | 614 | Nilles, Catherine (1482) | Won 2-0 | +181498 |
| 3standard | 416 | Moon, Kevin (1423) | Won 2-1 | +171515 |
| 4standard | 382 | Orr, Joe (1520) | Lost 1-2 | -181497 |
| 5standard | 377 | McCormick, William (1502) | Lost 0-2 | -181479 |
| average opponent: 1462record: 2-3 | new rating: 1479 | |||