Maddox, Dennis
Current rating: 1465
Record: 1-3
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 119 | DiGirolamo, Thomas (1537) | Won 2-0 | +191519 |
| 2modern | 35 | Falcone, Victor (1517) | Lost 0-2 | -181501 |
| 3modern | 303 | Offner, Tessie (1499) | Lost 0-2 | -181483 |
| 4modern | 428 | Dorta, Louis (1481) | Lost 0-2 | -181465 |
| average opponent: 1509record: 1-3 | new rating: 1465 | |||