Roeber, Donald
Current rating: 1518
Record: 5-4-1
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 759 | McCarthy, Ryan (1500) | Won 2-0 | +181518 |
| 2legacy | 951 | Mady, Zachary (1518) | Won 2-0 | +181536 |
| 3legacy | 943 | Scalco, Joseph (1597) | Lost 1-2 | -171519 |
| 4legacy | 1024 | Byrne, Mike (1473) | Won 2-1 | +171536 |
| 5legacy | 692 | Parnell, Jesse (1533) | Lost 0-2 | -181518 |
| average opponent: 1524record: 3-2 | new rating: 1518 | |||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | McShane, Kevin F (1519) | Lost 0-2 | -181482 |
| 2sealed | 347 | Whitmore, Brian (1432) | Won 2-1 | +171499 |
| 3sealed | 254 | Kopchak, Timothy (1497) | Draw 1-1 | 01499 |
| 4sealed | 300 | Harlan, Bri (1517) | Won 1-0 | +191518 |
| 5sealed | 220 | Whang, Remus (1520) | Lost 0-2 | -181500 |
| average opponent: 1497record: 2-2-1 | new rating: 1500 | |||