Cullen, Brion
Current rating: 1457
Record: 3-6
| Grand Prix Columbus 2019 (modern) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 122 | Kukor, Samuel (1500) | Lost 0-2 | -181468 |
| 2modern | 201 | Arthurs, Marshall (1836) | Won 2-0 | +251493 |
| 3modern | 170 | Kisor, Ryan (1500) | Lost 1-2 | -181475 |
| 4modern | 241 | Closky, Michael (1485) | Lost 0-2 | -181457 |
| average opponent: 1580record: 1-3 | new rating: 1457 | |||
| Grand Prix Cleveland 2019 (RNA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 208 | Molfese, Justin (1500) | Lost 1-2 | -181482 |
| 2sealed | 310 | Brill, Michael (1477) | Won 2-0 | +181500 |
| 3sealed | 363 | Kahn, Ian (1545) | Won 2-1 | +191519 |
| 4sealed | 246 | Ryan, Logan (1522) | Lost 1-2 | -181501 |
| 5sealed | 395 | McCord, Alec (1688) | Lost 1-2 | -151486 |
| average opponent: 1546record: 2-3 | new rating: 1486 | |||