O'Connor, James
Current rating: 1379
Record: 4-11
| Grand Prix Kansas City 2019 (WAR standard) | starting rating: 1374 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 233 | Ralston, Andrew (1464) | Lost 1-2 | -171357 |
| 2standard | 328 | Munsey, Andrew (1482) | Won 2-0 | +211378 |
| 3standard | 183 | Donaho, Justin (1401) | Won 2-0 | +181396 |
| 4standard | 199 | Kabler, Aaron (1447) | Lost 0-0 | -171379 |
| top | average opponent: 1449record: 2-2 | new rating: 1379 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 502 | Rodriguez, Dustin (1500) | Lost 0-2 | -171444 |
| 2sealed | 673 | Ross, Steven (1411) | Lost 1-2 | -191425 |
| 3sealed | 718 | Wachter, Chris (1488) | Lost 0-2 | -171408 |
| 4sealed | 708 | Johnson, Stacy (1444) | Lost 0-2 | -171391 |
| 5sealed | 612 | Kayali, Rakaan (1429) | Lost 0-2 | -171374 |
| top | average opponent: 1454record: 0-5 | new rating: 1374 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 50 | Barkley, Shane (1500) | Lost 1-2 | -181479 |
| 2standard | 476 | Morse, Christopher (1482) | Lost 0-2 | -181461 |
| top | average opponent: 1491record: 0-2 | new rating: 1461 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 624 | Coombs, Paul (1500) | Won 2-0 | +181518 |
| 2sealed | 665 | Comnick, Travis (1518) | Lost 1-2 | -181500 |
| 3sealed | 665 | Smith, Steven (1400) | Lost 0-2 | -201480 |
| 4sealed | 658 | Gardner, Daniel K [USA] (1418) | Won 2-1 | +171497 |
| top | average opponent: 1459record: 2-2 | new rating: 1497 | ||