Tuhkanen, Mikko
Current rating: 1506
Record: 6-7
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 192 | Gruber, Klaas (1618) | Won 2-0 | +201520 |
| 4pioneer | 31 | Castro, Miguel (1765) | Lost 0-2 | -131507 |
| 5pioneer | 162 | Wickham, Charles (1556) | Won 2-1 | +181525 |
| 6pioneer | 241 | Azevedo, Jaime (1675) | Won 2-1 | +211546 |
| 7pioneer | 112 | Arlow, Chris (1457) | Won 2-0 | +171563 |
| 8pioneer | 38 | Kanelis, Pavlos (1567) | Lost 1-2 | -181545 |
| 9pioneer | 115 | Vallejo Pascual, Inigo (1759) | Lost 0-2 | -151530 |
| 10pioneer | 143 | Tedeschi, Davide (1652) | Lost 0-2 | -151515 |
| 11pioneer | 152 | Gayer, Nils (1504) | Won 2-0 | +171532 |
| 12pioneer | 109 | Gerecke, Piet (1678) | Lost 1-2 | -151517 |
| 13pioneer | 137 | Montresor, Fabio (1738) | Lost 0-2 | -141503 |
| 14pioneer | 131 | Rosette, Michael (1652) | Won 2-0 | +211524 |
| 15pioneer | 118 | Hansen, Even (1547) | Lost 0-2 | -181506 |
| average opponent: 1628record: 6-7 | new rating: 1506 | |||