Ketchum, Frank
Current rating: 1491
Record: 5-6
| Grand Prix Charlotte 2015 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 477 | Rudeseal, Adam (1460) | Lost 1-2 | -191464 |
| 2modern | 507 | Edwards, Dave (1483) | Won 2-1 | +191483 |
| 3modern | 549 | Kolongowski, Matthew (1481) | Won 2-1 | +181501 |
| 4modern | 358 | Smith, Charles (1531) | Lost 0-2 | -181483 |
| 5modern | 548 | Brooks, Matthew D (1501) | Won 2-0 | +191502 |
| 6modern | 445 | Lewis, Aaron (1916) | Lost 0-2 | -111491 |
| average opponent: 1562record: 3-3 | new rating: 1491 | |||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 575 | Birney, Justin (1500) | Won 2-0 | +181518 |
| 2sealed | 293 | Spencer, Michael (1503) | Lost 1-2 | -181500 |
| 3sealed | 522 | Wise, Nicholas (1561) | Won 2-1 | +191519 |
| 4sealed | 516 | Baker, Brandon (1511) | Lost 0-2 | -181501 |
| 5sealed | 610 | Cox, Ben (1505) | Lost 0-2 | -181483 |
| average opponent: 1516record: 2-3 | new rating: 1483 | |||