Koch, Daniel
Current rating: 1480
Record: 2-3
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 20 | Covington, Zack (1482) | Lost 1-2 | -181482 |
| 2sealed | 323 | Tolleshaug, Sean (1428) | Won 2-1 | +171499 |
| 3sealed | 221 | McKeane, Bryan (1482) | Lost 1-2 | -191480 |
| 4sealed | 460 | Welter, Jordan (1481) | Won 2-0 | +181498 |
| 5sealed | 429 | Nielsen, Christopher (1500) | Lost 0-2 | -181480 |
| average opponent: 1475record: 2-3 | new rating: 1480 | |||