Gonos, Jeffrey
Current rating: 1471
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Kelly, Jennifer R (1500) | Won 2-1 | +181504 |
| 2standard | 79 | Scholl, Bryan (1554) | Lost 0-2 | -171487 |
| 3standard | 433 | Orrison, Gerald (1574) | Lost 0-2 | -161471 |
| top | average opponent: 1543record: 1-2 | new rating: 1471 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Fuller, Josh (1513) | Lost 0-2 | -171484 |
| 2sealed | 466 | McGorty, Tristan (1429) | Won 2-0 | +171501 |
| 3sealed | 396 | Ibell, Westley (1499) | Lost 0-2 | -181483 |
| 4sealed | 371 | Boyett, Michael (1482) | Won 2-0 | +181501 |
| 5sealed | 325 | Arch, Clayton (1686) | Lost 0-2 | -151486 |
| top | average opponent: 1522record: 2-3 | new rating: 1486 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 212 | Cortez, Ricky (1500) | Lost 0-2 | -181482 |
| 2standard | 412 | Breland, John (1482) | Won 2-0 | +181500 |
| 3standard | 231 | Trossbach, Martin (1580) | Draw 1-1 | +11501 |
| 4standard | 401 | Silver, Max (1499) | Won 2-0 | +181519 |
| 5standard | 282 | Harms, Jon (1518) | Lost 0-2 | -181501 |
| top | average opponent: 1516record: 2-2-1 | new rating: 1501 | ||