Donati, John
Current rating: 1408
Record: 7-13
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 2115 | Russell, Tyler (1497) | Won 2-1 | +191457 |
| 3modern | 2127 | Djiguerian, Aram (1453) | Lost 1-2 | -181439 |
| 4modern | 2157 | Thorpe, David (1497) | Won 2-1 | +191458 |
| 5modern | 2120 | Ford, James (1444) | Lost 1-2 | -181440 |
| 6modern | 2162 | DiGerolamo, Keith (1379) | Lost 0-2 | -191421 |
| 7modern | 2152 | Maddalena, Todd (1472) | Won 2-0 | +191440 |
| 8modern | 2136 | Longo, Jacob (1534) | Lost 0-2 | -171423 |
| 9modern | 2136 | Fabiani, Lino (1537) | Lost 0-2 | -151408 |
| top | average opponent: 1477record: 3-5 | new rating: 1408 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2170 | Misura, Logan (1500) | Lost 0-2 | -171471 |
| 2sealed | 2146 | Scheid, Daniel (1661) | Lost 0-2 | -151456 |
| 3sealed | 2189 | Rollins, Danielle (1463) | Lost 1-2 | -181438 |
| top | average opponent: 1541record: 0-3 | new rating: 1438 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 2128 | Hammond, Timothy (1515) | Won 2-0 | +181518 |
| 2legacy | 2130 | Vegso, Brian (1499) | Lost 1-2 | -181500 |
| 3legacy | 2176 | Tukeman, Sammy (1705) | Lost 0-2 | -141486 |
| 4legacy | 2184 | Ta, Tu (1686) | Lost 1-2 | -151471 |
| 5legacy | 2173 | Bailey, Joni (1373) | Won 2-1 | +161487 |
| 6legacy | 2164 | Nickel, Jacob (1484) | Won 2-1 | +181505 |
| 7legacy | 2164 | Tsukano, Jay (1562) | Won 1-0 | +191524 |
| 8legacy | 2126 | Brown, Travis (1501) | Lost 0-2 | -181506 |
| 9legacy | 2133 | Sonderland, Daniel (1529) | Lost 0-2 | -181488 |
| top | average opponent: 1539record: 4-5 | new rating: 1488 | ||