Grana, Pedro
Current rating: 1564
Record: 8-4-2
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | dos Santos Passos, Ronei (1539) | Lost 1-2 | -181535 |
| 2sealed | 102 | Metz, Rodrigo (1482) | Won 2-0 | +171552 |
| 3sealed | 101 | Horta, Luiza (1483) | Draw 1-1 | -11551 |
| 4sealed | 97 | Stein, Kassio (1517) | Won 2-0 | +171568 |
| 5sealed | 65 | Giuzzi, Ezequiel (1484) | Lost 0-2 | -201548 |
| 6sealed | 92 | dos Santos, Jean Pierr (1500) | Draw 1-1 | 01548 |
| 7sealed | 97 | Mussa Barbera Filho, Luiz Carlos (1484) | Won 2-1 | +161564 |
| average opponent: 1498record: 3-2-2 | new rating: 1564 | |||
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 69 | VILLAR, GERMAN (1500) | Won 2-1 | +181518 |
| 2extended | 48 | Gonzalez, Alejandro (1518) | Lost 1-2 | -181500 |
| 3extended | 77 | Batalla, Diego (1500) | Won 2-1 | +181518 |
| 4extended | 88 | Parra, Javier (1518) | Won 2-0 | +181536 |
| 5extended | 46 | Suarez, Federico (1536) | Won 2-0 | +181554 |
| 6extended | 18 | Seisdedos, Jose Luis Antonio (1537) | Lost 0-2 | -181536 |
| 7extended | 61 | Bourre, Martin (1502) | Won 2-1 | +171553 |
| average opponent: 1516record: 5-2 | new rating: 1553 | |||