Casoni, Arturo
Current rating: 1392
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1398 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 86 | Pearson, William (1483) | Lost 1-2 | -171381 |
| 2legacy | 456 | Miller, Evan (1482) | Won 2-0 | +201401 |
| 3legacy | 649 | Conta, Anthony (1692) | Won 2-1 | +231424 |
| 4legacy | 499 | Silvestro, Carlton (1468) | Lost 1-2 | -171407 |
| 5legacy | 653 | Bernett, Evan (1550) | Lost 0-2 | -151392 |
| top | average opponent: 1535record: 2-3 | new rating: 1392 | ||
| Grand Prix Columbus 2012 (modern) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 212 | Wellington, Tanner (1500) | Lost 0-2 | -161412 |
| 2modern | 345 | Grever, Bruce (1482) | Won 2-1 | +191431 |
| 3modern | 214 | Snyder, Drew (1499) | Lost 0-2 | -171414 |
| 4modern | 389 | Mansour, Ramy (1511) | Lost 0-2 | -161398 |
| top | average opponent: 1498record: 1-3 | new rating: 1398 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 109 | Lafferty, Travis (1500) | Lost 0-2 | -181482 |
| 2standard | 583 | Renda, Jeremiah J (1500) | Lost 0-2 | -181464 |
| 3standard | 668 | MANTI, JARROD (1463) | Lost 1-2 | -181446 |
| 4standard | 722 | Thompson, Craig (1446) | Lost 0-2 | -181428 |
| top | average opponent: 1477record: 0-4 | new rating: 1428 | ||