Kostzer, Ignacio
Current rating: 1480
Record: 3-4
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 92 | Valverde, Manuel (1500) | Won 2-0 | +181518 |
| 2extended | 42 | Estrada, Pablo Javier (1518) | Won 2-0 | +181536 |
| 3extended | 14 | Saredo, Adrian (1518) | Lost 0-2 | -181518 |
| 4extended | 47 | Seisdedos, Jose Luis Antonio (1500) | Lost 1-2 | -191499 |
| 5extended | 88 | Silva Franco, Andre (1500) | Won 2-0 | +181517 |
| 6extended | 64 | Petrelli, Damian (1466) | Lost 1-2 | -191498 |
| 7extended | 81 | Gomez, Ramiro (1500) | Lost 1-2 | -181480 |
| average opponent: 1500record: 3-4 | new rating: 1480 | |||