Roth, Joseph
Current rating: 1520
Record: 4-3
| Grand Prix Hartford 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 452 | Puckett, Katie (1599) | Won 2-0 | +201520 |
| 2modern | 204 | Kelly, Peter (1544) | Won 2-1 | +181538 |
| 3modern | 313 | Phillips, Cassandra (1562) | Lost 0-2 | -171521 |
| 4modern | 443 | Girard, Enrique (1520) | Lost 1-2 | -181503 |
| 5modern | 483 | Gigliotti, Dale (1404) | Won 2-1 | +161519 |
| 6modern | 440 | Ralston, Jacob (1610) | Won 2-0 | +201539 |
| 7modern | 385 | Davies, Thomas (1523) | Lost 0-2 | -191520 |
| average opponent: 1538record: 4-3 | new rating: 1520 | |||