Cottongim, Luke
Current rating: 1458
Record: 9-12
| Regional Championships Vancouver 2023 (ONE standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | Hicks, Jason [CAN] (1537) | Lost 0-2 | -181487 |
| 2standard | 74 | Hatch, Alex (1498) | Lost 1-2 | -181469 |
| 3standard | 70 | England, Sarah (1641) | Won 2-0 | +221491 |
| 4standard | 67 | O'Donnell, Caleb (1489) | Won 2-0 | +181509 |
| 5standard | 41 | Song, Anthony (1534) | Lost 1-2 | -181491 |
| 6standard | 51 | Ilomin, Kevin (1438) | Lost 0-2 | -191472 |
| 7standard | 56 | Toussaint, Francis (1679) | Lost 0-2 | -141458 |
| top | average opponent: 1545record: 2-5 | new rating: 1458 | ||
| Grand Prix Columbus 2019 (modern) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 186 | Bircher, Marshall (1500) | Won 2-0 | +171546 |
| 2modern | 46 | Pino, Sean (1518) | Lost 1-2 | -181528 |
| 3modern | 221 | Spry, Richard (1442) | Won 2-1 | +161544 |
| 4modern | 197 | Benedict, William 1128 (1420) | Lost 1-2 | -201524 |
| 5modern | 229 | Selim, Paul (1464) | Lost 0-2 | -191505 |
| top | average opponent: 1469record: 2-3 | new rating: 1505 | ||
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 107 | Krause, Gabriel (1530) | Lost 0-2 | -171483 |
| 2sealed | 304 | Weinberg, Jason (1482) | Won 2-0 | +181501 |
| 3sealed | 388 | Cuyugan, Benji-Randy (1498) | Won 2-1 | +171518 |
| 4sealed | 299 | Taylor, Zach (1595) | Lost 0-2 | -161502 |
| 5sealed | 380 | Cunningham, Brittany (1447) | Won 2-0 | +171519 |
| 6sealed | 265 | Koon, David (1657) | Won 2-0 | +201539 |
| 7sealed | 245 | Huelsman, Stephen (1681) | Lost 0-2 | -151524 |
| 8sealed | 203 | Chodan, Ross (1627) | Won 2-1 | +201544 |
| 9sealed | 149 | Nichols, Peden (1696) | Lost 1-2 | -151529 |
| top | average opponent: 1579record: 5-4 | new rating: 1529 | ||