Gesumaria, Jason
Current rating: 1470
Record: 4-6-1
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Madda, Leo (1468) | Draw 1-1 | 01445 |
| 2standard | 241 | Simpson, Alan (1503) | Lost 1-2 | -161429 |
| 3standard | 399 | Casey, Thomas (1482) | Won 2-1 | +191448 |
| 4standard | 319 | Paprocki, Ryan (1483) | Lost 0-2 | -181430 |
| 5standard | 378 | Moran, Sean (1496) | Won 0-0 | +191449 |
| 6standard | 292 | Pekoll, James (1503) | Won 2-1 | +191468 |
| 7standard | 214 | Lewis, Jacob (1519) | Won 2-0 | +191487 |
| 8standard | 144 | Bogdanov, Dennis (1514) | Lost 0-2 | -171470 |
| average opponent: 1496record: 4-3-1 | new rating: 1470 | |||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 562 | Krisanits, Ian (1500) | Lost 1-2 | -181482 |
| 2sealed | 599 | Melillo, James (1482) | Lost 1-2 | -181464 |
| 3sealed | 758 | Noble, Jim (1412) | Lost 0-2 | -191445 |
| average opponent: 1465record: 0-3 | new rating: 1445 | |||