Colombo, Alessandro
Current rating: 1389
| Grand Prix Turin 2017 (HOU standard) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 103 | Busson, Etienne (1683) | Lost 0-2 | -141417 |
| 2standard | 290 | La Martina, Fabio (1663) | Lost 0-2 | -141403 |
| 3standard | 395 | Zamparini, Matteo (1482) | Lost 0-2 | -161387 |
| 4standard | 428 | Maraspin, Fulvio (1446) | Lost 0-2 | -171370 |
| 5standard | 433 | Reinsch, Christian (1432) | Won 2-1 | +191389 |
| top | average opponent: 1541record: 1-4 | new rating: 1389 | ||
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 130 | Van Os, Kevin (1565) | Lost 0-2 | -161463 |
| 2standard | 283 | Summersberger, Helmut (1679) | Lost 1-2 | -151448 |
| 3standard | 503 | Maroti, Andras (1518) | Lost 0-2 | -161432 |
| 4standard | 539 | Wheat, Matt (1281) | Lost 0-2 | -211411 |
| 5standard | 537 | Marco, Bruno (1441) | Won 2-0 | +191430 |
| 6standard | 486 | Gotfredsen, Oliver Flindt (1517) | Won 2-1 | +191449 |
| 7standard | 412 | Van Deursen, Julia (1393) | Won 2-1 | +171466 |
| 8standard | 346 | Bon, Ricardo (1474) | Lost 0-2 | -181448 |
| 9standard | 305 | Liegeon, Edouard (1459) | Lost 0-2 | -171431 |
| top | average opponent: 1481record: 3-6 | new rating: 1431 | ||
| Grand Prix Florence 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 677 | Marinakis, Anastasios (1464) | Draw 1-1 | -11499 |
| 2sealed | 671 | Soler Salazar, Jose Ramon (1471) | Won 2-0 | +181517 |
| 3sealed | 602 | De Mola, Fabrizio (1517) | Lost 0-2 | -181499 |
| 4sealed | 708 | Julien, Nicolas (1401) | Lost 0-2 | -201479 |
| top | average opponent: 1463record: 1-2-1 | new rating: 1479 | ||