Matta-Nieves, Joel
Current rating: 1530
Record: 5-3
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 354 | Carr, Adrian (1530) | Lost 0-2 | -171483 |
| 2modern | 334 | Epstein, David (1381) | Won 2-0 | +161499 |
| 3modern | 327 | Lewis, Cody (1499) | Won 2-0 | +181517 |
| 4modern | 140 | Kaipainen, Anttu (1352) | Won 2-0 | +151532 |
| 5modern | 68 | Kent, Doug (1467) | Won 2-0 | +171549 |
| 6modern | 58 | Mogelgaard, Sean (1528) | Lost 1-2 | -191530 |
| 7modern | 146 | Cochran, Victor (1545) | Won 2-0 | +181548 |
| 8modern | 124 | Herndon, Scott (1540) | Lost 0-2 | -181530 |
| average opponent: 1480record: 5-3 | new rating: 1530 | |||