Newton, Donald
Current rating: 1446
Record: 3-6
| Grand Prix San Diego 2013 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 49 | Browne, Joshua (1500) | Won 2-1 | +191482 |
| 2modern | 69 | Park, Larry (1509) | Lost 1-2 | -181464 |
| 3modern | 168 | Sias, Eric (1392) | Lost 0-2 | -191445 |
| 4modern | 318 | Norris, Benjamin (1534) | Won 2-1 | +201465 |
| 5modern | 239 | Allen, Brandon (1437) | Lost 0-2 | -191446 |
| average opponent: 1474record: 2-3 | new rating: 1446 | |||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 229 | Tooley, Nate (1464) | Won 2-1 | +171517 |
| 2block | 70 | Ohliger, Jonathan (1500) | Lost 0-2 | -181499 |
| 3block | 238 | Lyman, Kenneth (1498) | Lost 1-2 | -181481 |
| 4block | 374 | aguilar, aaron m (1481) | Lost 0-2 | -181463 |
| average opponent: 1486record: 1-3 | new rating: 1463 | |||