Nelson, Geoffrey
Current rating: 1561
Record: 7-4-2
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 110 | Lindeman, Thomas (1466) | Won 2-1 | +181484 |
| 2sealed | 189 | Cruz, Gabriel (1518) | Draw 1-1 | +11485 |
| 3sealed | 396 | Height, Adam (1518) | Won 2-1 | +181503 |
| 4sealed | 223 | Rodgers, Justin (1536) | Lost 0-2 | -171486 |
| 5sealed | 406 | Bolen, Dan (1521) | Draw 1-1 | 01486 |
| 6sealed | 583 | Branch, William (1463) | Won 2-0 | +181504 |
| 7sealed | 374 | Zell, Susan (1583) | Won 2-1 | +201524 |
| 8sealed | 260 | Monroe, Jonathan (1560) | Won 2-0 | +181542 |
| 9sealed | 172 | Feldkamp, Greg (1581) | Won 2-0 | +191561 |
| average opponent: 1527record: 6-1-2 | new rating: 1561 | |||
| Grand Prix Kansas City 2011 (NPH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Li, Chen (1562) | Lost 0-2 | -171483 |
| 2sealed | 301 | Shults, Wyatt (1482) | Won 2-1 | +181501 |
| 3sealed | 181 | Bonin, Eddie (1553) | Lost 0-2 | -171484 |
| 4sealed | 376 | Lange, Jonathan (1482) | Lost 0-2 | -181466 |
| average opponent: 1520record: 1-3 | new rating: 1466 | |||