Welch, Winston
Current rating: 1445
Record: 1-4
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 133 | Hutchings, Marshall (1500) | Lost 1-2 | -181482 |
| 2sealed | 454 | Lovejoy, David (1456) | Won 2-0 | +181500 |
| 3sealed | 390 | Razo, Miguel (1533) | Lost 1-2 | -181482 |
| 4sealed | 413 | Carmical, Omar (1482) | Lost 1-2 | -181464 |
| 5sealed | 494 | Maxey, Scott (1402) | Lost 1-2 | -191445 |
| average opponent: 1475record: 1-4 | new rating: 1445 | |||