O'Connor, Brian
Current rating: 1632
Record: 11-4
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 238 | Hansen, Lucas (1500) | Lost 1-2 | -181482 |
| 2modern | 389 | Schmitt, Christopher (1587) | Lost 0-2 | -161466 |
| 3modern | 434 | Hilde, Matt (1466) | Won 2-0 | +181484 |
| 4modern | 379 | Mankowski, Adam (1464) | Won 2-1 | +181502 |
| 5modern | 330 | Larson, Jacob (1419) | Won 2-1 | +161518 |
| 6modern | 193 | Berry, Mike (1660) | Won 2-1 | +211539 |
| 7modern | 148 | Eckman, David (1505) | Won 2-0 | +171556 |
| 8modern | 86 | Beinlich, Connor (1514) | Won 2-1 | +171573 |
| 9modern | 85 | MacPherson, Thomas (1514) | Lost 1-2 | -191554 |
| 10modern | 78 | Neudecker, Ian (1579) | Won 2-1 | +191573 |
| 11modern | 40 | McDaniel, Austin (1631) | Won 2-1 | +191592 |
| 12modern | 25 | Krueger, Ross (1614) | Won 2-0 | +181610 |
| 13modern | 36 | Biala, Lito (1740) | Lost 0-2 | -161594 |
| 14modern | 30 | Graham, Thomas (1699) | Won 2-1 | +201614 |
| 15modern | 37 | Powers, Travis (1613) | Won 2-0 | +181632 |
| average opponent: 1567record: 11-4 | new rating: 1632 | |||