Koehn, Shawn
Current rating: 1448
Record: 6-9
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 291 | Buckley, Cody (1500) | Lost 1-2 | -181504 |
| 2standard | 357 | Brooks, Ryan (1483) | Won 2-0 | +171521 |
| 3standard | 400 | McNeill, Donald (1503) | Lost 1-2 | -181503 |
| 4standard | 442 | Triplett, Leslie (1402) | Lost 0-2 | -201483 |
| 5standard | 420 | Shaffer, Matthew (1573) | Lost 0-2 | -161467 |
| 6standard | 369 | Rossheim, Barry (1453) | Lost 0-2 | -191448 |
| average opponent: 1486record: 1-5 | new rating: 1448 | |||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 122 | Terwilliger, Brian (1500) | Lost 0-2 | -181482 |
| 2standard | 328 | Pagani, Taylor (1483) | Lost 1-2 | -181464 |
| 3standard | 375 | Carbone, Dante (1464) | Won 2-0 | +181482 |
| 4standard | 404 | Muzzey, Sarah (1482) | Lost 0-2 | -181464 |
| 5standard | 388 | Neuenschwander, Erich (1453) | Won 2-1 | +181482 |
| 6standard | 336 | Hickey, Taylor A (1481) | Won 2-1 | +181500 |
| 7standard | 245 | Spiker, Bobby (1501) | Won 2-1 | +181518 |
| 8standard | 68 | Wassmer, Vaughn (1555) | Lost 0-2 | -171501 |
| 9standard | 137 | Scott, Stephen (1688) | Won 2-1 | +211522 |
| average opponent: 1512record: 5-4 | new rating: 1522 | |||