Benka, Kenneth
Current rating: 1406
| Grand Prix Charlotte 2016 (modern) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 251 | Mitchell, Benjamin (1412) | Lost 0-2 | -191419 |
| 2modern | 813 | Eldred, Timothy (1514) | Won 2-1 | +201439 |
| 3modern | 833 | Bailey, James (1501) | Lost 1-2 | -171422 |
| 4modern | 824 | Sewall, Zachary (1525) | Lost 0-2 | -161406 |
| top | average opponent: 1488record: 1-3 | new rating: 1406 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 346 | Whitworth, Zachary (1500) | Lost 0-2 | -181451 |
| 2sealed | 651 | Aquilina, Patrick (1484) | Won 2-1 | +191470 |
| 3sealed | 752 | Carr, Adrian (1500) | Won 2-1 | +181488 |
| 4sealed | 519 | Sadler, Eli (1520) | Lost 1-2 | -171471 |
| 5sealed | 704 | Hardie, Brian (1569) | Lost 1-2 | -161455 |
| 6sealed | 598 | Reed, James (1526) | Lost 0-2 | -171438 |
| top | average opponent: 1516record: 2-4 | new rating: 1438 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 356 | White, Justin (1677) | Lost 0-2 | -151485 |
| 2modern | 581 | Murphy, James (1482) | Won 2-0 | +181503 |
| 3modern | 451 | Fender, Tommie (1508) | Lost 0-2 | -181485 |
| 4modern | 614 | Lambaz, Khair (1560) | Lost 0-2 | -161469 |
| top | average opponent: 1557record: 1-3 | new rating: 1469 | ||