Costantini, Andrea
Current rating: 1433
Record: 2-6
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Beltramo, Luca (1500) | Won 2-1 | +191465 |
| 2sealed | 105 | Signorini, Tommaso (1623) | Lost 0-2 | -151450 |
| 3sealed | 202 | Moretti, Lorenzo (1486) | Lost 0-2 | -171433 |
| average opponent: 1537record: 1-2 | new rating: 1433 | |||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 2 | Ferrero, Carlos (1500) | Lost 1-2 | -181482 |
| 2block | 275 | Chechile, Giuseppe (1481) | Lost 1-2 | -181464 |
| 3block | 282 | Marcelli, Annalisa (1464) | Won 2-1 | +181482 |
| 4block | 259 | Cantarutti, Nicola (1482) | Lost 0-2 | -181464 |
| 5block | 312 | Ruth, John (1492) | Lost 0-2 | -181446 |
| average opponent: 1484record: 1-4 | new rating: 1446 | |||