Obande, Tonny
Current rating: 1481
Record: 2-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 100 | Abarca, Ricardo (1500) | Lost 0-2 | -181482 |
| 3sealed | 159 | Trejos, Eduardo (1482) | Won 2-1 | +181500 |
| 4sealed | 150 | Gomez Valverde, Mauricio (1499) | Lost 0-2 | -181482 |
| 5sealed | 150 | Retana, Alejandro (1485) | Won 2-0 | +181500 |
| 6sealed | 124 | Renaul Camarenz, Dan (1465) | Lost 0-2 | -191481 |
| average opponent: 1486record: 2-3 | new rating: 1481 | |||