Johnson, Shawn
Current rating: 1483
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 147 | Adcox, Josh (1529) | Won 2-0 | +181531 |
| 2standard | 3 | Styers, Roger (1425) | Won 2-0 | +161547 |
| 3standard | 108 | Joseph, Leon (1726) | Lost 1-2 | -141533 |
| 4standard | 179 | Mahaffey, Christopher (1660) | Lost 1-2 | -161517 |
| 5standard | 411 | Smith, Zachary (1528) | Lost 1-2 | -181499 |
| 6standard | 368 | Johnson, Angelique (1605) | Lost 0-2 | -161483 |
| top | average opponent: 1579record: 2-4 | new rating: 1483 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 558 | Rollins, Danial (1429) | Lost 0-2 | -201499 |
| 2modern | 463 | Stanford, Josh (1500) | Lost 1-2 | -181481 |
| 3modern | 618 | Townson, Brad (1489) | Lost 0-2 | -181463 |
| 4modern | 649 | Nease, Steven (1444) | Won 2-1 | +181481 |
| 5modern | 596 | Wilson, Nathan W (1462) | Lost 1-2 | -181463 |
| 6modern | 535 | Frame, Chase (1446) | Draw 1-1 | -11462 |
| 7modern | 475 | Williams, Adam (1487) | Won 2-1 | +191481 |
| 8modern | 410 | Grayson, Larry (1297) | Won 2-0 | +151496 |
| 9modern | 366 | Rigelman, Joshua (1464) | Won 2-1 | +171513 |
| top | average opponent: 1447record: 4-4-1 | new rating: 1513 | ||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Culver, Anthony (1500) | Lost 1-2 | -181482 |
| 2standard | 308 | Carroll, Matthew (1465) | Won 2-1 | +181500 |
| 3standard | 370 | Simmons, Corey (1507) | Won 2-0 | +181518 |
| 4standard | 306 | Carr, Joseph (1517) | Lost 0-2 | -181500 |
| 5standard | 270 | Stepanick, Chris (1482) | Lost 1-2 | -191481 |
| 6standard | 323 | Paynic, Anthony (1492) | Won 2-0 | +191500 |
| 7standard | 256 | Dunn, Ryan (1565) | Lost 0-2 | -171483 |
| 8standard | 240 | Lemke, Walter (1479) | Won 2-0 | +181501 |
| 9standard | 189 | Christopher, Charlie (1509) | Won 2-1 | +181519 |
| top | average opponent: 1502record: 5-4 | new rating: 1519 | ||