ZACCONI, MARCIO
Current rating: 1519
Record: 4-3
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 102 | Guglielmo, Bruno (1500) | Lost 1-2 | -181482 |
| 3standard | 210 | Vera, Gonzalo (1483) | Won 2-0 | +181500 |
| 4standard | 117 | Vasconcelos, Marcio F (1499) | Lost 1-2 | -181482 |
| 5standard | 167 | Arrostito, Marcos (1483) | Won 2-0 | +181500 |
| 6standard | 153 | Bauckhage, German (1501) | Won 2-0 | +181518 |
| 7standard | 103 | Damian, Nicholas (1522) | Lost 1-2 | -181500 |
| 8standard | 127 | Lobo Botero, Victor Manuel (1523) | Won 2-1 | +191519 |
| average opponent: 1501record: 4-3 | new rating: 1519 | |||