Hatchett, Isaac
Current rating: 1397
Record: 4-10
| Grand Prix Columbus 2019 (modern) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 127 | Chaplin, Adam (1485) | Lost 0-2 | -171410 |
| 2modern | 238 | Taylor, Al (1415) | Won 2-1 | +181428 |
| 3modern | 260 | Lowe, Tony (1425) | Won 2-0 | +181446 |
| 4modern | 154 | Dahlmann, Jacob (1499) | Lost 1-2 | -171429 |
| 5modern | 178 | Gonzalez, Jacob (1526) | Lost 0-2 | -171412 |
| 6modern | 211 | Weaver, Shawn (1361) | Won 2-1 | +171429 |
| 7modern | 155 | Ropp, Austin (1500) | Lost 1-2 | -161413 |
| 8modern | 144 | Parr, Tony (1533) | Lost 1-2 | -161397 |
| average opponent: 1468record: 3-5 | new rating: 1397 | |||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 404 | Adams, Steven (1462) | Lost 0-2 | -191481 |
| 2modern | 974 | Davidson, Joseph (1414) | Lost 0-2 | -191462 |
| 3modern | 1011 | Crouch, Matthew (1463) | Lost 1-2 | -181444 |
| 5modern | 803 | Reed, Alan (1449) | Won 2-0 | +181462 |
| 6modern | 628 | Louie, Bradley (1477) | Lost 0-2 | -181444 |
| 7modern | 1354 | Horaguchi, Kenichi (1446) | Lost 0-2 | -171427 |
| average opponent: 1452record: 1-5 | new rating: 1427 | |||