Portillo, Avellino
Current rating: 1460
Record: 3-5-1
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 285 | Ledbetter, Thomas (1486) | Lost 0-2 | -181482 |
| 2modern | 1030 | McClain, Johnathan (1373) | Lost 0-2 | -201462 |
| 3modern | 1379 | Sieker, Daniel (1529) | Draw 1-1 | +11463 |
| 4modern | 1393 | Tran, Saron (1450) | Won 2-0 | +181481 |
| 5modern | 1203 | Perris, Joshua (1442) | Lost 1-2 | -191462 |
| 6modern | 1215 | Wylie, Russell (1392) | Lost 0-2 | -191443 |
| 7modern | 1102 | Mumford, Noah (1447) | Won 2-1 | +181461 |
| 8modern | 904 | Dansie, Westley (1463) | Won 2-0 | +181479 |
| 9modern | 736 | Porcu, Zachary (1433) | Lost 0-2 | -191460 |
| average opponent: 1446record: 3-5-1 | new rating: 1460 | |||