Hannon, Zebulin
Current rating: 1464
Record: 1-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 195 | Rutherford, Quillian (1502) | Won 2-1 | +181518 |
| 2sealed | 183 | Houseworth, Erik (1482) | Lost 0-2 | -191499 |
| 3sealed | 288 | Moore, Aron (1533) | Lost 1-2 | -171482 |
| 4sealed | 426 | Creasman, Jason (1480) | Lost 0-2 | -181464 |
| average opponent: 1500record: 1-3 | new rating: 1464 | |||