Doughty, Nicholas
Current rating: 1544
| Grand Prix Detroit 2001 (PLS limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Mounce, Paul J. (1500) | Won 2-0 | +181537 |
| 2sealed | 75 | Cintra, Osmin Jose (1594) | Lost 0-2 | -171520 |
| 3sealed | 117 | Hoffmann, Matthew (1545) | Won 2-0 | +181538 |
| 4sealed | 155 | Sharpe, Dave (1518) | Won 2-0 | +181556 |
| 5sealed | 87 | Mowshowitz, Zvi (1924) | Lost 1-2 | -121544 |
| top | average opponent: 1616record: 3-2 | new rating: 1544 | ||
| Grand Prix Philadelphia 2000 (extended) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 80 | Maki, Allan (1500) | Lost 0-0 | -181481 |
| 2extended | 183 | Nguy, Thanh (1482) | Won 0-0 | +181499 |
| 3extended | 142 | Earley, Ben (1633) | Won 0-0 | +201519 |
| 4extended | 98 | Holmes, Frank (1516) | Won 0-0 | +181537 |
| 5extended | 60 | Gilmore, Mike (1534) | Lost 0-0 | -181519 |
| top | average opponent: 1533record: 3-2 | new rating: 1519 | ||
| Grand Prix Washington DC 1999 (UDS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Petraszczuk, Marco (1500) | Won 0-0 | +181518 |
| 2sealed | 41 | LaBeau, Mike (1500) | Won 0-0 | +181536 |
| 3sealed | 59 | Johnson, Josh (1503) | Lost 0-0 | -191517 |
| 4sealed | 128 | Ziegler, Eric (1503) | Lost 0-0 | -181499 |
| top | average opponent: 1502record: 2-2 | new rating: 1499 | ||