Peters, Donald
Current rating: 1424
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 79 | Trochlil, Charles (1500) | Lost 0-2 | -171441 |
| 2modern | 327 | Veith, Ryan (1482) | Lost 1-2 | -171424 |
| top | average opponent: 1491record: 0-2 | new rating: 1424 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 181 | Osier, Gregory (1616) | Lost 0-2 | -161496 |
| 2standard | 181 | Graham, Thomas (1493) | Lost 1-2 | -191477 |
| 3standard | 181 | Keller, Dylan (1410) | Lost 1-2 | -191458 |
| top | average opponent: 1507record: 0-3 | new rating: 1458 | ||
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 402 | Loeper, Marshall (1500) | Won 2-0 | +181518 |
| 2sealed | 282 | Fredrichsen, Drew (1532) | Lost 1-2 | -181500 |
| 3sealed | 399 | Klemencic, Joseph (1666) | Won 2-1 | +211521 |
| 4sealed | 367 | Dang, Randy (1518) | Won 2-1 | +181539 |
| 5sealed | 182 | Bagha, Jacob (1621) | Lost 0-2 | -161523 |
| 6sealed | 364 | Kolowith, Tommy (1752) | Lost 0-2 | -141509 |
| 7sealed | 360 | Gauker, Dylan (1663) | Won 2-0 | +211530 |
| 8sealed | 302 | Wright, Marcus (1529) | Lost 1-2 | -181512 |
| top | average opponent: 1598record: 4-4 | new rating: 1512 | ||