Slafkin, Jeffery
Current rating: 1459
Record: 2-4-1
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 72 | Bearinger, Andrew (1500) | Lost 0-2 | -181482 |
| 2sealed | 206 | Wiggins, Alexander (1485) | Won 2-1 | +181500 |
| 3sealed | 210 | Cooke, Brennen (1460) | Lost 0-2 | -191481 |
| 4sealed | 259 | Tarleton, Alex (1418) | Draw 1-1 | -11480 |
| 5sealed | 259 | Cuyar, Christopher (1488) | Lost 0-2 | -181462 |
| 6sealed | 223 | Kolbuc, Trevor (1356) | Won 2-0 | +161478 |
| 7sealed | 174 | Stettler, Justin (1383) | Lost 1-2 | -191459 |
| average opponent: 1441record: 2-4-1 | new rating: 1459 | |||