Mattei-Lownes, Joshua
Current rating: 1446
Record: 3-6
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 256 | Alatorre, Adrian (1500) | Won 2-0 | +181518 |
| 2legacy | 308 | Gutekunst, Michael (1519) | Lost 0-2 | -181500 |
| 3legacy | 339 | Garcia, Onyx (1493) | Lost 1-2 | -181482 |
| 4legacy | 468 | Hunter, James (1481) | Lost 0-2 | -181464 |
| 5legacy | 476 | Soiret, Sean (1464) | Lost 1-2 | -181446 |
| 6legacy | 402 | Thornburg, Morgan (1445) | Won 2-0 | +181464 |
| 7legacy | 309 | Ruban, Roddy V (1465) | Lost 0-2 | -181446 |
| 8legacy | 246 | Barki, Mark (1446) | Lost 0-2 | -181428 |
| 9legacy | 192 | Hubbard, Karl (1448) | Won 2-0 | +181446 |
| average opponent: 1474record: 3-6 | new rating: 1446 | |||