Whittington, David
Current rating: 1484
Record: 6-7
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 49 | Burrell, Zachary (1500) | Lost 0-2 | -181469 |
| 2modern | 384 | Mathena, David (1485) | Won 2-0 | +181487 |
| 3modern | 352 | Odenheimer, Ashley (1486) | Won 2-0 | +181505 |
| 4modern | 168 | Cook, Brandon (1385) | Lost 1-2 | -201485 |
| 5modern | 276 | Stacy, William (1470) | Won 2-1 | +181503 |
| 6modern | 170 | Ortiz, Michael 9945 (1467) | Lost 1-2 | -191484 |
| average opponent: 1466record: 3-3 | new rating: 1484 | |||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 960 | Pegg, Byron (1430) | Won 2-0 | +171517 |
| 2modern | 399 | Olson, Kyle (1779) | Won 2-0 | +221539 |
| 3modern | 212 | Moore, Allen (1538) | Lost 1-2 | -181521 |
| 4modern | 492 | Valentine, Joseph (1619) | Lost 0-2 | -161505 |
| 5modern | 800 | Bock, Justin (1477) | Lost 1-2 | -181487 |
| 6modern | 981 | Rempel, Peter (1529) | Won 2-1 | +181505 |
| 7modern | 953 | Larson, Eric (1477) | Lost 0-2 | -181487 |
| average opponent: 1550record: 3-4 | new rating: 1487 | |||