Morrigan, Seth
Current rating: 1530
| Grand Prix Portland 2013 (modern) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 36 | Morris, Nick (1500) | Lost 0-2 | -191533 |
| 2modern | 314 | Roureit, Logan (1482) | Won 2-0 | +171550 |
| 3modern | 216 | Farnsworth-Garel, James (1450) | Lost 0-2 | -201530 |
| top | average opponent: 1477record: 1-2 | new rating: 1530 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 345 | Leboki, Taylor (1479) | Won 2-1 | +161569 |
| 2sealed | 308 | Bolanos, Grant A (1586) | Won 2-0 | +181587 |
| 3sealed | 74 | Hendrickson, Seth A (1539) | Lost 0-2 | -181569 |
| 4sealed | 274 | Boccio, Matthew (1628) | Lost 0-2 | -171552 |
| top | average opponent: 1558record: 2-2 | new rating: 1552 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 323 | Albee, Travis D (1500) | Won 2-0 | +181518 |
| 2standard | 150 | lui, joel (1500) | Lost 1-2 | -181500 |
| 3standard | 244 | Bleackley, Aaron (1519) | Lost 1-2 | -181482 |
| 4standard | 492 | Lackey, Daniel (1402) | Won 2-0 | +171499 |
| 5standard | 389 | Young, Mark (1522) | Won 2-0 | +181517 |
| 6standard | 236 | Lee, Alan 2 (1517) | Won 2-1 | +181535 |
| 7standard | 133 | Petterson, David (1535) | Won 2-1 | +181553 |
| 8standard | 121 | Forrest, Brad (1561) | Won 2-0 | +181571 |
| 9standard | 72 | Bessey, Stan (1538) | Lost 0-0 | -181553 |
| top | average opponent: 1510record: 6-3 | new rating: 1553 | ||