Mcdonald, Spencer
Current rating: 1464
Record: 2-4
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 281 | Stroke, Curtis (1500) | Lost 0-2 | -181482 |
| 2sealed | 473 | Steelman, Joshua (1482) | Lost 0-2 | -181464 |
| 3sealed | 522 | Scherzinger, Eric (1468) | Won 2-0 | +181482 |
| 4sealed | 418 | Ralston, Joseph (1466) | Won 2-0 | +181500 |
| 5sealed | 420 | Deocares, Ismael B (1518) | Lost 0-2 | -181482 |
| 6sealed | 364 | Greaves, Jim (1484) | Lost 0-2 | -181464 |
| average opponent: 1486record: 2-4 | new rating: 1464 | |||