Scheffler, Jonan
Current rating: 1391
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1397 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 395 | Wheeler, Tyrell (1719) | Won 2-0 | +241421 |
| A2sealed | 479 | Linse, Joshua (1439) | Lost 1-2 | -181403 |
| A3sealed | 281 | Connolly, Jeffrey (1500) | Lost 0-2 | -161387 |
| A4sealed | 402 | Stieger, Nick (1538) | Won 2-1 | +211408 |
| A5sealed | 244 | Morrison, Greg (1478) | Lost 1-2 | -171391 |
| top | average opponent: 1535record: 2-3 | new rating: 1391 | ||
| Grand Prix Portland 2013 (modern) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 47 | Sundholm, Peter (1500) | Lost 0-2 | -171429 |
| 2modern | 354 | Dugdale, John (1468) | Lost 1-2 | -171412 |
| 3modern | 359 | Clay, Ellis (1621) | Lost 1-2 | -151397 |
| top | average opponent: 1530record: 0-3 | new rating: 1397 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 53 | Koprek, Justin (1500) | Lost 0-2 | -181482 |
| 2extended | 150 | Atkinson, Dallin (1482) | Lost 0-2 | -181464 |
| 3extended | 155 | Reynolds, Brian (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||