Couberly, Kenneth
Current rating: 1551
Record: 11-8-1
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 549 | Ginsburg, Adam (1500) | Won 2-0 | +171568 |
| 2sealed | 232 | Tornes, Michael (1553) | Lost 1-2 | -191549 |
| 3sealed | 401 | Duong, Alvin (1500) | Won 2-0 | +181567 |
| 4sealed | 464 | Oliver, Neal (1930) | Lost 0-2 | -121555 |
| 5sealed | 509 | Falbo, Kyle (1380) | Won 2-1 | +151570 |
| 6sealed | 370 | Smith, Duncan (1538) | Lost 1-2 | -191551 |
| average opponent: 1567record: 3-3 | new rating: 1551 | |||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 415 | Iverson, Connor (1500) | Lost 1-2 | -181482 |
| 2standard | 572 | Ruibal, Sam (1482) | Lost 1-2 | -181464 |
| 3standard | 722 | Perez, Antonio (1466) | Won 2-0 | +181482 |
| 4standard | 703 | Rodriguez, Joel (1435) | Lost 0-2 | -191463 |
| 5standard | 698 | Bailey, Alice (1447) | Won 2-1 | +181481 |
| 6standard | 559 | Miller, Luther (1448) | Won 2-1 | +171498 |
| 7standard | 414 | Mendonsa, Khristian (1501) | Won 2-1 | +181516 |
| 8standard | 292 | Hammarlund, Hampus (1537) | Won 2-0 | +191535 |
| 9standard | 237 | Vonder Kuhlen, Demian (1504) | Won 0-0 | +171552 |
| 10standard | 133 | Wood, Richard (1525) | Won 2-1 | +181570 |
| 11standard | 126 | Darlington, Kenny (1675) | Lost 1-2 | -161554 |
| 12standard | 149 | Barley, Zach (1513) | Won 2-0 | +171571 |
| 13standard | 83 | Thompson, Brad (1421) | Draw 1-1 | -31568 |
| 14standard | 105 | Hopkins, Kristopher (1594) | Lost 1-2 | -171551 |
| average opponent: 1503record: 8-5-1 | new rating: 1551 | |||