Cortez, Ryan
Current rating: 1468
Record: 2-4
| Grand Prix Oklahoma City 2019 (ELD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 98 | Larkins, Jason (1475) | Lost 1-2 | -181482 |
| 2standard | 90 | Jia, Jie (1530) | Won 2-0 | +181500 |
| 3standard | 135 | Buck, William (1670) | Lost 0-2 | -151485 |
| 4standard | 139 | Lamantia, Robert (1480) | Won 2-1 | +181503 |
| 5standard | 94 | Tams, Jason (1643) | Lost 0-0 | -151488 |
| 6standard | 128 | Dunlap, Eric (1391) | Lost 1-2 | -201468 |
| average opponent: 1532record: 2-4 | new rating: 1468 | |||