Gibbs, Jackie
Current rating: 1558
Record: 9-6
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 117 | Blanchette, John (1500) | Won 2-0 | +181518 |
| 2extended | 17 | Snyder, Bradley (1488) | Lost 0-2 | -191499 |
| 3extended | 232 | Ewell, Patrick (1499) | Won 2-0 | +181517 |
| 4extended | 168 | Moats, Eric (1518) | Won 2-1 | +181535 |
| 5extended | 101 | Lundquist, Ben (1490) | Won 2-0 | +181553 |
| 6extended | 58 | Jennings, Kerm (1558) | Won 2-0 | +181571 |
| 7extended | 23 | Stewart, Edward (1521) | Won 2-1 | +171588 |
| 8extended | 11 | Gyger, Lance (1570) | Won 2-0 | +171605 |
| 9extended | 12 | Walls, Gabe (1826) | Won 2-1 | +221627 |
| 10extended | 9 | Gosselin, Christopher (1576) | Lost 0-2 | -191608 |
| 11extended | 15 | White, Ron (1596) | Lost 1-2 | -181590 |
| 12extended | 24 | Hoaen, Rich (1909) | Lost 0-2 | -121578 |
| 13extended | 22 | LaPille, Thomas (1508) | Won 2-1 | +171595 |
| 14extended | 20 | Patronick, Tony (1550) | Lost 1-2 | -191576 |
| 15extended | 25 | Moloughney, David (1578) | Lost 0-2 | -181558 |
| average opponent: 1579record: 9-6 | new rating: 1558 | |||