De Petro, Alexander
Current rating: 1476
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 693 | Nishikawa, Shigeki (1216) | Won 2-0 | +131511 |
| 2standard | 387 | Sakai, Riku (1463) | Lost 0-2 | -181493 |
| 3standard | 892 | Yajima, Hiromichi (1595) | Lost 1-2 | -171476 |
| 4standard | 835 | Soeda, Kohei (1405) | Won 2-1 | +171493 |
| 5standard | 874 | Kondo, Shogo (1551) | Lost 0-2 | -171476 |
| top | average opponent: 1446record: 2-3 | new rating: 1476 | ||
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 313 | Periphanos, Alexandre (1515) | Won 2-1 | +181533 |
| 2sealed | 137 | Morton, Benjamin (1592) | Lost 1-2 | -171516 |
| 3sealed | 261 | Duffey, Rowan (1502) | Won 2-0 | +181534 |
| 4sealed | 154 | huang, tim (1578) | Lost 1-2 | -171517 |
| 5sealed | 268 | Nguyen, Nam [AUS] (1493) | Lost 1-2 | -191498 |
| top | average opponent: 1536record: 2-3 | new rating: 1498 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 321 | Hewitt, Nicholas (1500) | Won 2-1 | +181518 |
| 2standard | 168 | Shannon, Caleb (1455) | Lost 1-2 | -191499 |
| 3standard | 198 | Pelgrave, Stuart (1500) | Won 2-0 | +181517 |
| 4standard | 155 | Cheah, Jonathan G (1506) | Lost 1-2 | -181499 |
| 5standard | 194 | Richardson, Mark (1413) | Won 2-0 | +161515 |
| 6standard | 160 | Hilliard, James (1516) | Won 2-0 | +181533 |
| 7standard | 147 | Feng, Tony (1541) | Lost 0-2 | -181515 |
| top | average opponent: 1490record: 4-3 | new rating: 1515 | ||