Courtney, Hayden
Current rating: 1445
Record: 1-4
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 335 | McCollough, Sean (1584) | Lost 0-2 | -161484 |
| 2modern | 363 | Minnis, John (1438) | Lost 1-2 | -191465 |
| 3modern | 606 | Zadeh, Kyle (1464) | Lost 1-2 | -181447 |
| 4modern | 674 | Salyer, Nicholas (1377) | Won 2-1 | +161463 |
| 5modern | 595 | Hancock, Joshua (1465) | Lost 0-2 | -181445 |
| average opponent: 1466record: 1-4 | new rating: 1445 | |||