Durham, Jacob
Current rating: 1434
Record: 9-14-1
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 125 | Wingo, Virgil (1481) | Lost 0-2 | -181447 |
| 2sealed | 827 | Metelo, Andre (1482) | Lost 1-2 | -171430 |
| 3sealed | 934 | Edwards, Cliff (1488) | Lost 1-2 | -171413 |
| 4sealed | 896 | Flanders, Michael (1446) | Won 2-0 | +181431 |
| 5sealed | 745 | Weiss, Nathan (1465) | Won 2-0 | +191450 |
| 6sealed | 601 | Cappetta, G. J. (1547) | Lost 0-2 | -161434 |
| 7sealed | 516 | Bonvouloir, Lucien (1410) | Won 2-0 | +171451 |
| 8sealed | 375 | MacDonald, Carey (1481) | Lost 0-2 | -171434 |
| top | average opponent: 1475record: 3-5 | new rating: 1434 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 198 | Beers, Shane (1500) | Won 2-1 | +181499 |
| 2sealed | 258 | Gerson, Steve (1531) | Lost 1-2 | -171482 |
| 3sealed | 375 | Misuinas, Jason (1500) | Draw 1-1 | 01482 |
| 4sealed | 385 | Rivera Garcia, Rafael (1498) | Lost 1-2 | -171465 |
| top | average opponent: 1507record: 1-2-1 | new rating: 1465 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 314 | Parrott, Kc (1446) | Won 2-0 | +171515 |
| 2sealed | 263 | Doctor, Patrick (1518) | Won 2-0 | +181533 |
| 3sealed | 143 | Kemple, Christopher (1671) | Lost 0-2 | -161517 |
| 4sealed | 274 | Martin, Jacob (1532) | Lost 1-2 | -181499 |
| 5sealed | 289 | Weisner, Jacob (1479) | Lost 0-2 | -181481 |
| top | average opponent: 1529record: 2-3 | new rating: 1481 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 241 | Powell, Adam (1466) | Lost 0-2 | -191481 |
| 3sealed | 468 | Harvey, Matthew (1503) | Won 2-0 | +191500 |
| 4sealed | 419 | Braun-Duin, Brian (1954) | Lost 1-2 | -101490 |
| 5sealed | 622 | Atkinson, David (1501) | Won 2-0 | +181508 |
| 6sealed | 432 | Sanders, Robert (1468) | Lost 0-2 | -191489 |
| 7sealed | 529 | Murphy, Jason (1501) | Won 2-0 | +181507 |
| 8sealed | 441 | Ross, Tom (2002) | Lost 0-2 | -91498 |
| top | average opponent: 1628record: 3-4 | new rating: 1498 | ||