Keefer, Jason
Current rating: 1467
Record: 3-5
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | Arguelles, Robert (1507) | Lost 0-2 | -181482 |
| 2standard | 373 | Calvo, Josue (1482) | Won 2-0 | +181500 |
| 3standard | 413 | Holosko, Joel (1724) | Won 2-0 | +221522 |
| 4standard | 238 | Kamenick, Alexander (1417) | Lost 0-2 | -201502 |
| 5standard | 409 | Knause, Matt (1644) | Won 2-1 | +211523 |
| 6standard | 350 | Schriener, Dave (1511) | Lost 0-2 | -181505 |
| 7standard | 295 | Freeman, Kevin (1446) | Lost 1-2 | -201485 |
| 8standard | 295 | Jahnke, Jaice (1481) | Lost 0-2 | -181467 |
| average opponent: 1526record: 3-5 | new rating: 1467 | |||