Ballestrazzi, David
Current rating: 1460
Record: 3-6
| Grand Prix Bologna 2019 (legacy) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 572 | Bogusiak, Artur (1500) | Won 2-1 | +191507 |
| 2legacy | 89 | Akesson, Carl-Henrik (1543) | Lost 1-2 | -181489 |
| 3legacy | 474 | Gazzola, Gianluca (1712) | Lost 1-2 | -141475 |
| 4legacy | 606 | Piatkowski, Dominik (1601) | Lost 1-2 | -151460 |
| average opponent: 1589record: 1-3 | new rating: 1460 | |||
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 682 | Blanc, Mathieu (1500) | Lost 0-2 | -181482 |
| 2modern | 776 | Gode, Vincent (1503) | Won 2-0 | +181500 |
| 3modern | 481 | Dauzat, Emmanuel (1730) | Lost 1-2 | -131487 |
| 4modern | 761 | Benhamou, Gabriel (1498) | Won 2-1 | +181505 |
| 5modern | 585 | Abis, Davide (1595) | Lost 0-2 | -171488 |
| average opponent: 1565record: 2-3 | new rating: 1488 | |||