Gayan, Joseph
Current rating: 1487
Record: 3-4
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Miller, Alexander (1493) | Won 2-0 | +181518 |
| 2sealed | 122 | Jones, Jeff (1616) | Won 2-1 | +201538 |
| 3sealed | 61 | Jones, Nash (1537) | Lost 0-2 | -181520 |
| 4sealed | 219 | Corte, Donald (1530) | Lost 0-2 | -181502 |
| 5sealed | 232 | Schryver, Kyle (1368) | Won 2-0 | +151517 |
| 6sealed | 177 | Siembor, Michael (1684) | Lost 1-2 | -151502 |
| 7sealed | 157 | Griffin, Eric 802 (1623) | Lost 0-2 | -151487 |
| average opponent: 1550record: 3-4 | new rating: 1487 | |||