Roberts, David
Current rating: 1464
Record: 1-3
| Grand Prix Hartford 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 494 | Smith, Nicholas (1446) | Lost 1-2 | -191481 |
| 2modern | 655 | Segarra, Andre (1559) | Lost 1-2 | -171464 |
| 3modern | 816 | Walsh, Brady (1468) | Won 2-0 | +181482 |
| 4modern | 630 | Milano, Kyle (1481) | Lost 0-2 | -181464 |
| average opponent: 1488record: 1-3 | new rating: 1464 | |||