DiGioia, Robert
Current rating: 1366
| Grand Prix Portland 2018 (modern) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 262 | Pickett, Alastair (1921) | Lost 1-2 | -91375 |
| 2modern | 591 | Ferrante, Drew (1404) | Lost 0-2 | -171358 |
| 3modern | 764 | Carcamo, Andrew (1467) | Won 2-0 | +201378 |
| 4modern | 641 | Connelly, Andrew (1572) | Lost 0-2 | -151363 |
| 5modern | 682 | Bell, Thomas (1474) | Lost 1-2 | -161347 |
| 6modern | 628 | McCune, Jake (1391) | Won 2-0 | +191366 |
| top | average opponent: 1538record: 2-4 | new rating: 1366 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 182 | Cornwell, Joshua (1486) | Lost 0-2 | -171428 |
| 2standard | 701 | Koopman, Tyson (1482) | Won 2-1 | +191447 |
| 3standard | 581 | O'Donnell, Drew (1550) | Lost 1-2 | -161431 |
| 4standard | 535 | Randall, Raymond (1482) | Lost 0-2 | -171414 |
| 5standard | 713 | Zhang, Songbai (1747) | Lost 1-2 | -121402 |
| 6standard | 694 | Hast, Kodiak (1449) | Lost 0-2 | -181384 |
| top | average opponent: 1533record: 1-5 | new rating: 1384 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 549 | Pruitt, Ryan (1500) | Lost 1-2 | -181482 |
| 2standard | 567 | Danley, Kodi (1482) | Lost 0-2 | -181464 |
| 3standard | 769 | Mackall, Adam (1466) | Lost 0-2 | -181446 |
| 4standard | 768 | O'Hare, Logan (1445) | Won 2-0 | +181464 |
| 5standard | 688 | Dmitroca, Jane (1415) | Lost 0-2 | -191445 |
| top | average opponent: 1462record: 1-4 | new rating: 1445 | ||