Iden, Derek
Current rating: 1488
Record: 7-8
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 21 | Seaman, Patric (1432) | Won 2-0 | +161539 |
| 2legacy | 318 | Duarte, Rodrigo (1465) | Lost 0-2 | -191520 |
| 3legacy | 533 | Repa, David (1452) | Lost 1-2 | -191501 |
| 4legacy | 597 | Johnson, Matt (1741) | Won 2-0 | +221523 |
| 5legacy | 490 | Beckfield, Peter (1628) | Lost 1-2 | -161507 |
| 6legacy | 515 | Gardner, Colton (1470) | Lost 0-2 | -191488 |
| 7legacy | 482 | Steinbrink, Brett (1457) | Lost 1-2 | -181470 |
| 8legacy | 402 | Wigham, Wesley (1485) | Won 2-0 | +181488 |
| average opponent: 1516record: 3-5 | new rating: 1488 | |||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 42 | Kazhdan, Joseph (1657) | Won 2-1 | +211521 |
| 4sealed | 60 | Chacon, Raymond (1555) | Won 2-0 | +181539 |
| 5sealed | 28 | Slaton, Hunter (1691) | Lost 1-2 | -151524 |
| 6sealed | 42 | Hardison, Patrick (1509) | Won 2-1 | +181542 |
| 7sealed | 60 | Hill, Dan (1402) | Lost 0-2 | -211521 |
| 8sealed | 51 | Gidlof, Dylan (1550) | Lost 0-2 | -171504 |
| 9sealed | 81 | Gummesen, Derik (1570) | Won 2-0 | +191523 |
| average opponent: 1562record: 4-3 | new rating: 1523 | |||