Gorosito, Oscar
Current rating: 1454
Record: 5-8
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 149 | Carrizo, Alejandro (1611) | Lost 0-2 | -161509 |
| 2modern | 268 | Freitas Nobre Da Silva, Eduardo (1482) | Lost 1-2 | -191490 |
| 3modern | 338 | Lazarte, Patricio (1483) | Lost 0-2 | -181472 |
| 4modern | 370 | D'Ecanio, Isabella (1445) | Lost 0-2 | -181454 |
| average opponent: 1505record: 0-4 | new rating: 1454 | |||
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 112 | Cordoba, Leandro (1500) | Won 2-0 | +181518 |
| 2standard | 39 | Cabral Theobald, Sebas (1518) | Won 2-0 | +181536 |
| 3standard | 128 | Costa Rocha, Felipe (1583) | Won 2-0 | +191555 |
| 4standard | 10 | Nagy, Ariel (1728) | Lost 0-2 | -151540 |
| 5standard | 47 | Fuentes, Joaquin (1614) | Won 2-1 | +191559 |
| 6standard | 64 | Pujol, Juan Ignacio (1540) | Lost 0-2 | -181541 |
| 7standard | 96 | Ippolito, Francisco (1489) | Won 2-0 | +171558 |
| 8standard | 59 | Sanchez Coronel, Gustavo (1569) | Lost 0-2 | -181540 |
| 9standard | 89 | Moschini, Esteban (1715) | Lost 0-2 | -151525 |
| average opponent: 1584record: 5-4 | new rating: 1525 | |||