Koehler, Johnnie
Current rating: 1480
Record: 2-3
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 200 | Campbell, Devin (1500) | Lost 0-2 | -181482 |
| 2modern | 300 | Forster, Lucas (1482) | Won 2-0 | +181500 |
| 3modern | 298 | DeBoer, Benjamin (1431) | Won 2-1 | +171517 |
| 4modern | 271 | Dulian, Michael (1472) | Lost 1-2 | -191498 |
| 5modern | 348 | Hamilton, Nickales (1499) | Lost 0-2 | -181480 |
| average opponent: 1477record: 2-3 | new rating: 1480 | |||