Holmes, Donald
Current rating: 1534
Record: 8-6
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 172 | Collett, Chase (1594) | Won 2-1 | +191571 |
| 2modern | 171 | Marin, Andrew (1519) | Lost 0-2 | -191552 |
| 3modern | 364 | Morgan, Matt (1595) | Lost 1-2 | -181534 |
| average opponent: 1569record: 1-2 | new rating: 1534 | |||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 221 | Russell, Johnny (1426) | Lost 1-2 | -191481 |
| 2standard | 450 | Kinsel, Jared (1482) | Won 2-1 | +181499 |
| 3standard | 245 | Bailey, Chris (1416) | Won 2-0 | +161515 |
| 4standard | 296 | Dochnal, Alexander (1518) | Won 2-1 | +181533 |
| 5standard | 71 | Pang, David (1565) | Won 2-0 | +191552 |
| 6standard | 41 | Pierce, Blake (1553) | Lost 1-2 | -181534 |
| 7standard | 173 | Pieper, Bryan (1535) | Won 2-0 | +181552 |
| 8standard | 125 | Scott, Bryan (1452) | Won 2-1 | +161568 |
| 9standard | 46 | Slingerland, Maxfield (1603) | Won 2-0 | +191587 |
| 10standard | 20 | Sun, Qiushi (1624) | Lost 0-2 | -181569 |
| 11standard | 53 | Douglas, Easton (1595) | Lost 0-2 | -171552 |
| average opponent: 1525record: 7-4 | new rating: 1552 | |||