Do, Tonny
Current rating: 1444
Record: 2-5
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 394 | Guagliano, Giuseppe (1509) | Lost 1-2 | -181482 |
| 2pioneer | 418 | Leys, Matthias (1461) | Lost 1-2 | -181464 |
| 3pioneer | 813 | Bruck, Steve (1436) | Lost 1-2 | -191445 |
| 4pioneer | 781 | Fresco, Bruno (1405) | Won 2-0 | +181463 |
| 5pioneer | 678 | Ramos, Jorge (1483) | Lost 1-2 | -181445 |
| 6pioneer | 622 | Masschelein, Chris (1352) | Won 2-0 | +161461 |
| 7pioneer | 505 | Pedron, Tom (1478) | Lost 0-2 | -171444 |
| average opponent: 1446record: 2-5 | new rating: 1444 | |||