Batista de Oliveira, Roberto
Current rating: 1459
Record: 6-9
| Regional Championships Sao Paulo 2023 Cycle 4 (pioneer) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 75 | Volpato, Bruno (1588) | Won 2-1 | +191530 |
| 2pioneer | 18 | Timm Toniazzo, Vinicius (1570) | Won 2-1 | +191549 |
| 3pioneer | 18 | Oliveira, Lucas (1543) | Lost 1-2 | -181531 |
| 4pioneer | 36 | Arraval Zanetti, Andre Felipe (1424) | Lost 1-2 | -201511 |
| 5pioneer | 53 | Mangolin Filho, Davi (1579) | Lost 0-2 | -171494 |
| 6pioneer | 44 | Zago, Lucas (1561) | Lost 1-2 | -171477 |
| 7pioneer | 47 | QUEIROZ, MARCUS (1475) | Lost 0-2 | -181459 |
| average opponent: 1534record: 2-5 | new rating: 1459 | |||
| Regional Championships Sao Paulo 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 11 | Apolonio Rodrigues, Bruno (1600) | Lost 1-2 | -161484 |
| 2standard | 49 | Sousa Rodrigues, Jose Geraldo (1531) | Won 2-0 | +191503 |
| 3standard | 21 | Carvalho, Pedro (1795) | Won 2-1 | +231526 |
| 4standard | 18 | Giucci, Leonardo (1686) | Lost 1-2 | -151511 |
| 5standard | 40 | Marinho Borges, Igor (1476) | Lost 1-2 | -191492 |
| 6standard | 26 | Arntz, Estevao Rudi (1617) | Lost 1-2 | -161476 |
| 7standard | 28 | Neto, Araken (1316) | Won 2-1 | +151491 |
| 8standard | 35 | Vasconcellos Athayde, Tiago (1558) | Won 2-0 | +201511 |
| average opponent: 1572record: 4-4 | new rating: 1511 | |||