Heikkila, Arttu
Current rating: 1543
Record: 5-3
| Grand Prix Copenhagen 2018 (DOM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 173 | Otren, Martin (1500) | Won 2-0 | +181518 |
| 2standard | 15 | Staciwa, Marcin (1839) | Lost 0-2 | -121506 |
| 3standard | 221 | Madsen, Per Rask (1500) | Won 2-0 | +181524 |
| 4standard | 163 | Rosengren, Lars (1596) | Lost 0-2 | -171507 |
| 5standard | 218 | Crepelle, Nicolas (1691) | Won 2-1 | +211528 |
| 6standard | 184 | Fusco, Jacob (1459) | Lost 0-2 | -191509 |
| 7standard | 191 | Bluchet, Damien (1460) | Won 2-1 | +171526 |
| 8standard | 190 | Arenas, Knut Christian (1490) | Won 2-0 | +171543 |
| average opponent: 1567record: 5-3 | new rating: 1543 | |||