OConnor, Kevin
Current rating: 1610
Record: 13-7
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 277 | Hammond, Johnathan A (1500) | Lost 1-2 | -171463 |
| 2sealed | 416 | Helle, Benjamin R (1482) | Won 2-1 | +181481 |
| 3sealed | 296 | Tolzien, Brandon (1451) | Won 2-0 | +171498 |
| 4sealed | 150 | Blackstock, James (1518) | Lost 0-2 | -171481 |
| 5sealed | 363 | Eisenzimmer, Grant (1501) | Won 2-0 | +181499 |
| 6sealed | 318 | Dunbar, Heath (1580) | Won 2-1 | +201519 |
| 7sealed | 215 | Carello, Rocco J (1520) | Won 2-0 | +181537 |
| 8sealed | 95 | Heup, Michael (1591) | Won 2-0 | +191556 |
| 9sealed | 95 | Bontkowski, Eddie (1554) | Won 2-1 | +181574 |
| 10draft | 33 | Scott, Daniel (1589) | Won 2-1 | +181592 |
| 11draft | 26 | DOVE-BUCK, ANDREW (1626) | Won 2-0 | +181610 |
| 12draft | 23 | Golliher, Jason (1639) | Lost 0-2 | -171593 |
| 13draft | 23 | Sokoloski, Chris (1600) | Won 2-1 | +181611 |
| 14draft | 55 | Ranallo, Frank (1601) | Lost 1-2 | -181593 |
| 15draft | 1 | Rietze, Robert (1570) | Won 2-0 | +171610 |
| average opponent: 1555record: 11-4 | new rating: 1610 | |||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 215 | Munson, Matthew (1500) | Won 2-1 | +181518 |
| 2standard | 174 | Slind, Nick (1478) | Lost 0-2 | -191499 |
| 3standard | 399 | Berry, Nicolas M (1500) | Won 2-0 | +181517 |
| 4standard | 295 | Cabanero, Erik (1458) | Lost 0-2 | -191498 |
| 5standard | 411 | Tiemeyer, Derek (1498) | Lost 0-2 | -181480 |
| average opponent: 1487record: 2-3 | new rating: 1480 | |||