Rio, Oscar
Current rating: 1463
Record: 2-4
| Regional Championships Lille 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 2 | Barreteau, Eliott (1500) | Lost 0-2 | -181482 |
| 2pioneer | 296 | Sapagovas, Rolandas (1464) | Won 2-1 | +181500 |
| 3pioneer | 226 | San Pedro, Eduardo (1502) | Lost 1-2 | -181482 |
| 4pioneer | 227 | Ferraro, Manuel (1397) | Lost 0-2 | -201462 |
| 5pioneer | 272 | Novakovic, Andrija (1483) | Won 2-1 | +191481 |
| 6pioneer | 196 | D'Angelo, Fabio (1481) | Lost 0-2 | -181463 |
| average opponent: 1471record: 2-4 | new rating: 1463 | |||