Barbosa, Luis
Current rating: 1483
Record: 3-4-3
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 432 | Sutherland, Joshua (1516) | Draw 1-1 | +11483 |
| 2sealed | 289 | Vitelli, Dominick (1500) | Draw 1-1 | 01483 |
| 3sealed | 464 | Scarpa, Alexander (1483) | Won 2-1 | +181501 |
| 4sealed | 343 | Situ, Wesley (1501) | Lost 0-2 | -181483 |
| average opponent: 1500record: 1-1-2 | new rating: 1483 | |||
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Alvarado, Esteban (1500) | Lost 0-2 | -181482 |
| 3sealed | 153 | Fallas, Rodolfo (1482) | Won 2-1 | +181500 |
| 4sealed | 119 | Barreto, Ricardo (1500) | Lost 0-2 | -181482 |
| 5sealed | 138 | Sanchez Romero, Jose D (1482) | Draw 1-1 | 01482 |
| 6sealed | 136 | Mendez, Jose Pablo (1481) | Won 2-0 | +181500 |
| 7sealed | 112 | Cespedes, Diego (1499) | Lost 0-2 | -181482 |
| average opponent: 1491record: 2-3-1 | new rating: 1482 | |||