Walker, Stephen C
Current rating: 1430
Record: 3-7
| Grand Prix Atlanta 2011 (extended) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 435 | Causey, Brittany M (1483) | Won 2-0 | +191481 |
| 2extended | 422 | Bartholomew, Matthew (1522) | Lost 1-2 | -181463 |
| 3extended | 504 | Elfering, Brian (1516) | Lost 0-2 | -171446 |
| 4extended | 617 | McKenzie, Chadwick (1546) | Lost 0-2 | -161430 |
| average opponent: 1517record: 1-3 | new rating: 1430 | |||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 112 | Copeland, Sean (1463) | Lost 0-2 | -191481 |
| 2sealed | 279 | Bisphlinghoff, Brian (1483) | Won 2-0 | +181499 |
| 3sealed | 209 | Rosario Lamourt, Victor J (1485) | Lost 1-2 | -181481 |
| 4sealed | 330 | Hanna, Wilson (1481) | Lost 1-2 | -181463 |
| 5sealed | 329 | Freeman, Alfred J (1463) | Won 2-1 | +181481 |
| 6sealed | 259 | Perdue, Mark P (1439) | Lost 0-2 | -191462 |
| average opponent: 1469record: 2-4 | new rating: 1462 | |||