Gray, Ryan C
Current rating: 1393
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 312 | Melendez, Angel (1433) | Lost 1-2 | -181429 |
| 2standard | 363 | Contello, Thomas (1391) | Won 2-0 | +171446 |
| 3standard | 423 | Johnston, James (1503) | Lost 0-2 | -171429 |
| 4standard | 489 | Mosca, Matthew (1446) | Lost 1-2 | -181411 |
| 5standard | 492 | Caballero, Rene (1419) | Lost 0-2 | -181393 |
| top | average opponent: 1438record: 1-4 | new rating: 1393 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 804 | Bundens, Justin (1500) | Lost 1-2 | -171447 |
| 2sealed | 1046 | Hertfelder, Tom (1467) | Won 2-1 | +181465 |
| 3sealed | 1035 | Baldwin, Kevin A (1453) | Lost 0-2 | -181447 |
| 4sealed | 1057 | Powell, Jacob (1450) | Won 2-0 | +181465 |
| 5sealed | 1074 | Ricco, Tara (1469) | Lost 1-2 | -181447 |
| top | average opponent: 1468record: 2-3 | new rating: 1447 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | Maciolek, Jeremy (1500) | Lost 1-2 | -181482 |
| 2sealed | 232 | Spadafora, Brett (1482) | Draw 1-1 | 01482 |
| 3sealed | 273 | Meier, Eric (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1488record: 0-2-1 | new rating: 1464 | ||