Patterson, David
Current rating: 1490
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 562 | Ingersoll, Chris (1629) | Lost 0-2 | -151490 |
| 2sealed | 1127 | Lemon, Nathan (1482) | Won 2-0 | +181508 |
| 3sealed | 1182 | Nolan, John (1499) | Won 2-0 | +171525 |
| 4sealed | 770 | Jensen, Miller (1526) | Draw 1-1 | 01525 |
| 5sealed | 885 | Cheatham, Adam (1540) | Lost 0-2 | -171508 |
| 6sealed | 1000 | Helling, Brandon (1499) | Lost 0-2 | -181490 |
| top | average opponent: 1529record: 2-3-1 | new rating: 1490 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 599 | Jerald, Roger (1684) | Won 2-0 | +201540 |
| 2sealed | 377 | Lewis, Donald (1599) | Lost 0-2 | -161524 |
| 3sealed | 679 | Temenak, Robert (1519) | Lost 1-2 | -191505 |
| top | average opponent: 1601record: 1-2 | new rating: 1505 | ||
| Grand Prix Denver 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 30 | Hackett, Kyle (1500) | Won 2-0 | +181518 |
| 2block | 64 | Hules, Greg (1537) | Won 2-0 | +181536 |
| 3block | 22 | Matteson, John (1536) | Won 2-0 | +181554 |
| 4block | 21 | Poehling, Rick (1537) | Won 2-0 | +181572 |
| 5block | 8 | Price, David (1731) | Lost 0-2 | -151557 |
| 6block | 30 | Elkins, Nathan (1552) | Lost 0-2 | -181539 |
| 7block | 79 | Ellis, Ryan (1467) | Lost 1-2 | -191520 |
| top | average opponent: 1551record: 4-3 | new rating: 1520 | ||