Alvarenga, Marco
Current rating: 1459
Record: 4-7
| Grand Prix Sao Paulo 2019 (2) (ELD standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| A1standard | 40 | Silva, Ludmily (1500) | Won 2-1 | +191466 |
| A2standard | 51 | Dias Granato, Bernardo (1612) | Lost 0-2 | -151451 |
| A3standard | 64 | Martinez Pereira Dias, Bruno (1515) | Lost 1-2 | -171434 |
| A4standard | 99 | Santos, Thiago (1641) | Won 2-0 | +221456 |
| A5standard | 90 | Baring, Elton (1505) | Won 2-0 | +191475 |
| A6standard | 68 | Cunha De Oliveira, Alexandre (1600) | Lost 1-2 | -161459 |
| average opponent: 1562record: 3-3 | new rating: 1459 | |||
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 112 | Valverde, Luis Oscar (1518) | Lost 1-2 | -181482 |
| 3standard | 122 | Israel Antonio Pinto S, (1500) | Lost 0-2 | -171465 |
| 4standard | 248 | caroline silva, (1483) | Won 2-0 | +181483 |
| 5standard | 195 | Maurelli, Marcos E (1481) | Lost 0-2 | -181465 |
| 6standard | 223 | Lucena de Oliveira, Pablo (1484) | Lost 0-0 | -181447 |
| average opponent: 1493record: 1-4 | new rating: 1447 | |||