Lightfoot, Ethan
Current rating: 1576
Record: 15-11
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 79 | Chrun, Joshua (1500) | Won 2-0 | +171559 |
| 2legacy | 275 | Cahalan, Liam (1465) | Lost 1-2 | -201539 |
| 3legacy | 607 | Kendler, Nathan (1500) | Won 2-1 | +181557 |
| 4legacy | 463 | Hardwick, Richard (1727) | Lost 1-2 | -151542 |
| 5legacy | 550 | Bock, James (1421) | Won 2-1 | +161558 |
| 6legacy | 343 | Kerkman, Michael (1489) | Lost 0-2 | -201538 |
| 7legacy | 355 | Xu, Jake (1686) | Won 2-0 | +211559 |
| 8legacy | 279 | Yan, Zijin (1520) | Won 2-0 | +171576 |
| top | average opponent: 1538record: 5-3 | new rating: 1576 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 138 | Likes, Logan (1500) | Won 2-0 | +181534 |
| 2legacy | 452 | Stevenson, Derek (1447) | Lost 1-2 | -201514 |
| 3legacy | 717 | Byer, David (1484) | Won 2-1 | +181532 |
| 4legacy | 790 | Kory, Jacob (1754) | Lost 1-2 | -141518 |
| 5legacy | 941 | Bartley, Matthew (1813) | Lost 0-2 | -131505 |
| 6legacy | 958 | Ong, Wendell (1565) | Won 2-1 | +191524 |
| 7legacy | 668 | DiGerolamo, Keith (1403) | Won 2-0 | +161540 |
| 8legacy | 506 | Napper, Josh (1624) | Won 2-1 | +191559 |
| 9legacy | 495 | Auilo Haikal, Victor (1590) | Lost 0-2 | -171542 |
| top | average opponent: 1575record: 5-4 | new rating: 1542 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 564 | Muir, Brandon (1340) | Lost 0-2 | -211479 |
| 2legacy | 657 | Coverdale, Ryan (1482) | Lost 1-2 | -181461 |
| 3legacy | 947 | McKercher, Joe (1463) | Lost 1-2 | -181443 |
| 4legacy | 889 | Ragan, Derrick (1444) | Won 2-1 | +181461 |
| 5legacy | 755 | Bryner, Ben (1465) | Won 2-0 | +181479 |
| 6legacy | 633 | Banner, Isaac (1540) | Won 2-0 | +191498 |
| 7legacy | 449 | Kinney, Ryan (1485) | Won 2-1 | +181516 |
| 8legacy | 332 | Chang, Edward (1495) | Lost 0-2 | -181498 |
| 9legacy | 280 | Wan, Jerome (1521) | Won 2-1 | +181516 |
| top | average opponent: 1471record: 5-4 | new rating: 1516 | ||