Wieringa, Jochem
Current rating: 1472
Record: 4-6-1
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 264 | Eggenschwiler, Simon (1476) | Lost 0-2 | -171446 |
| 2pioneer | 448 | Robin, Mickael (1645) | Lost 1-2 | -151431 |
| 3pioneer | 815 | Pots, Maurice (1427) | Won 2-0 | +181449 |
| 4pioneer | 642 | Akbulut, Berk (1533) | Won 2-1 | +201469 |
| 5pioneer | 466 | Parisi, Alessandro (1508) | Lost 1-2 | -181451 |
| 6pioneer | 570 | Termis Trilles, Ernesto (1583) | Won 2-1 | +211472 |
| average opponent: 1528record: 3-3 | new rating: 1472 | |||
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 467 | Eskerod, David (1500) | Lost 1-2 | -181482 |
| 2modern | 634 | Roos, Marina (1469) | Won 2-0 | +181500 |
| 3modern | 655 | Shinners, Chris (1482) | Draw 1-1 | -11499 |
| 4modern | 588 | Raagevang, Oscar (1500) | Lost 0-2 | -181481 |
| 5modern | 711 | Nielsen, Dennis (1480) | Lost 1-2 | -181463 |
| average opponent: 1486record: 1-3-1 | new rating: 1463 | |||