Petersen, August
Current rating: 1429
Record: 2-6-1
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 125 | Yatsyk, Volodymyr (1500) | Lost 1-2 | -171466 |
| 2sealed | 302 | Kievits, Ron (1398) | Lost 0-2 | -201446 |
| 3sealed | 617 | Eerola, Ville (1466) | Lost 0-2 | -171429 |
| average opponent: 1455record: 0-3 | new rating: 1429 | |||
| Grand Prix Copenhagen 2018 (DOM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 28 | Vestergaard, Mikkel (1500) | Lost 0-2 | -181482 |
| 2standard | 177 | Wanek, Thorsten (1310) | Won 2-0 | +151497 |
| 3standard | 264 | Madsen, Thomas [DNK] (1455) | Won 2-0 | +171514 |
| 4standard | 141 | Deltour, Louis (1803) | Lost 1-2 | -131501 |
| 5standard | 244 | Bonnet, Joachim (1500) | Draw 1-1 | 01501 |
| 6standard | 245 | Pasini, Gregorio (1506) | Lost 0-2 | -181483 |
| average opponent: 1512record: 2-3-1 | new rating: 1483 | |||