Arthur, Jonnie
Current rating: 1480
Record: 3-4
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 29 | Yamada, Shunichi (1500) | Lost 1-2 | -181482 |
| 2standard | 388 | Pippenger, Michael (1482) | Won 2-0 | +181500 |
| 3standard | 327 | Fernando, Ronald (1480) | Lost 1-2 | -181482 |
| 4standard | 474 | Quick, Carl (1483) | Lost 1-2 | -181464 |
| 5standard | 561 | Ball, Jason (1412) | Won 2-1 | +171481 |
| 6standard | 479 | Wilkerson, Jade (1482) | Won 2-0 | +181499 |
| 7standard | 367 | Rodela, Romeo (1485) | Lost 0-2 | -191480 |
| average opponent: 1475record: 3-4 | new rating: 1480 | |||