Diraffaele, John
Current rating: 1468
Record: 1-3
| Grand Prix Hartford 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 146 | Moore, Logan (1517) | Won 2-1 | +181518 |
| 2modern | 61 | Stillman, Steve (1580) | Lost 1-2 | -171501 |
| 3modern | 577 | Lebouthillier, Eric (1443) | Lost 0-2 | -191482 |
| 4modern | 803 | Mohammed, Nicholas (1663) | Lost 0-2 | -141468 |
| average opponent: 1551record: 1-3 | new rating: 1468 | |||