Lusk, Samuel
Current rating: 1418
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Triplett, Rob (1500) | Won 2-1 | +211402 |
| 2standard | 212 | Tilk, Jacob (1644) | Lost 0-2 | -141388 |
| 3standard | 553 | Jackson, Allen (1842) | Lost 0-2 | -101378 |
| 4standard | 702 | Russo, David (1500) | Lost 0-2 | -161362 |
| 5standard | 709 | Walsh, Jordan (1627) | Won 2-1 | +231385 |
| 6standard | 543 | Mackey, Jay (1460) | Won 2-0 | +191404 |
| 7standard | 391 | Wilson, Jeffrey (1504) | Won 2-0 | +201424 |
| 8standard | 272 | Signore, Ian (1454) | Won 2-0 | +181442 |
| 9standard | 201 | Skorcz, Jonathan (1542) | Won 2-0 | +201462 |
| 10standard | 167 | Wang, Jacky (1864) | Lost 1-2 | -111451 |
| 11standard | 185 | Yue, Michael (1514) | Lost 0-2 | -171434 |
| 12standard | 208 | Fulks, Franklin (1538) | Lost 1-2 | -161418 |
| top | average opponent: 1582record: 6-6 | new rating: 1418 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 159 | Berry, Craig (1620) | Lost 1-2 | -151433 |
| 2standard | 306 | Farrar, Douglas (1482) | Lost 1-2 | -171416 |
| 3standard | 628 | Phillips, Nicholas (1448) | Lost 1-2 | -171399 |
| 4standard | 638 | Gingry, Alan (1442) | Lost 0-2 | -181381 |
| top | average opponent: 1498record: 0-4 | new rating: 1381 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 762 | Bantan, Thomas (1490) | Won 2-0 | +181518 |
| 2modern | 167 | Newman, Carter (1624) | Lost 0-2 | -161502 |
| 3modern | 613 | Fennen, Alexander (1466) | Won 2-1 | +171519 |
| 4modern | 330 | Setree, Chris (1496) | Lost 1-2 | -181501 |
| 5modern | 702 | Redman, Kelly (1468) | Won 2-1 | +171518 |
| 6modern | 173 | Costantini, Mark (1557) | Lost 0-2 | -171501 |
| 7modern | 636 | Newman, Nicholas (1606) | Lost 0-2 | -161485 |
| 8modern | 592 | Sealey, Jacob (1481) | Lost 0-2 | -181467 |
| 9modern | 516 | Farely, Steven (1436) | Lost 0-2 | -191448 |
| top | average opponent: 1514record: 3-6 | new rating: 1448 | ||