Marcel M.,
Current rating: 1507
Record: 2-2
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 38 | Gennari Souza, Juliano (1666) | Lost 1-2 | -151485 |
| 4sealed | 98 | Rocha, Hector Javier (1564) | Won 2-0 | +191504 |
| 5sealed | 98 | Nierde, Taumaturgo (1519) | Lost 0-2 | -171487 |
| 6sealed | 124 | Rizzo, Jonathan (1611) | Won 2-0 | +201507 |
| average opponent: 1590record: 2-2 | new rating: 1507 | |||