Ruiz, Josh
Current rating: 1463
Record: 2-4
| Grand Prix Hartford 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 372 | Flowers, John (1500) | Won 2-1 | +181518 |
| 2modern | 376 | Ionov, Andrei (1414) | Won 2-0 | +161534 |
| 3modern | 275 | Zeiler, Daniel (1502) | Lost 1-2 | -181516 |
| 4modern | 568 | Ashline, Kenneth (1521) | Lost 0-2 | -181498 |
| 5modern | 595 | Fabrini, James (1582) | Lost 1-2 | -171481 |
| 6modern | 648 | Kernohan, Ian (1487) | Lost 1-2 | -181463 |
| average opponent: 1501record: 2-4 | new rating: 1463 | |||