De Leon, Estanislao
Current rating: 1518
Record: 4-3
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 102 | Zubiri, Nicolas (1500) | Lost 1-2 | -181482 |
| 2extended | 102 | Roslan, Ezequiel (1482) | Won 2-0 | +181500 |
| 3extended | 86 | Kim, Jong-Won (1481) | Lost 0-2 | -181482 |
| 4extended | 138 | Carrizo, Daniel (1482) | Won 2-0 | +181500 |
| 5extended | 97 | Gomez, Ramiro (1500) | Won 2-1 | +181518 |
| 6extended | 78 | Castagna, Federico (1518) | Won 2-0 | +181536 |
| 7extended | 35 | Pena, Nelson (1536) | Lost 1-2 | -181518 |
| average opponent: 1500record: 4-3 | new rating: 1518 | |||