Knowlton, Sam
Current rating: 1466
Record: 5-7
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 44 | Breaden, Chase (1500) | Lost 1-2 | -181462 |
| 2standard | 172 | Marschall, Owen (1509) | Won 2-0 | +191481 |
| 3standard | 163 | Monette, Nathan (1500) | Lost 0-0 | -181463 |
| 4standard | 213 | Anders, Lars (1444) | Won 2-0 | +181481 |
| 5standard | 178 | Webb, Cheyenne (1585) | Won 2-0 | +201501 |
| 6standard | 132 | Puno, Cyril (1545) | Lost 1-2 | -171484 |
| 7standard | 136 | Woodcock, Jason (1496) | Lost 0-2 | -181466 |
| average opponent: 1511record: 3-4 | new rating: 1466 | |||
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 590 | Strange, Ethan (1500) | Lost 0-2 | -181482 |
| A2sealed | 596 | Dean, Anthony (1481) | Won 2-0 | +181500 |
| A3sealed | 288 | Simpson, Adam (1489) | Lost 0-2 | -181482 |
| A4sealed | 361 | Piccin, Jesse (1357) | Lost 0-2 | -201462 |
| A5sealed | 369 | Um, Andrew (1467) | Won 2-0 | +181480 |
| average opponent: 1459record: 2-3 | new rating: 1480 | |||