Santoro, Donald
Current rating: 1457
Record: 4-7
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1077 | Godden, Joshua (1464) | Won 2-0 | +181466 |
| 2modern | 753 | Scheuermann, Alex (1663) | Lost 1-2 | -141452 |
| 3modern | 1005 | Johnson-Staub, Benjamin (1500) | Won 2-0 | +191471 |
| 4modern | 876 | Quinn, Stephen (1557) | Won 2-0 | +191490 |
| 5modern | 911 | Reed, David (1586) | Lost 0-2 | -161474 |
| 6modern | 905 | Kadar, Griffin (1531) | Lost 1-2 | -171457 |
| top | average opponent: 1550record: 3-3 | new rating: 1457 | ||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 331 | Savery, Theron (1500) | Lost 0-2 | -171447 |
| 2sealed | 568 | Smith, Adam (1491) | Won 2-1 | +181465 |
| 3sealed | 475 | Enzmann, Odin (1500) | Lost 1-2 | -171448 |
| top | average opponent: 1497record: 1-2 | new rating: 1448 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Kardish, Edward (1500) | Lost 0-2 | -181482 |
| 2standard | 554 | Eannello, Joe (1482) | Lost 1-2 | -181464 |
| top | average opponent: 1491record: 0-2 | new rating: 1464 | ||