Joustra, Paulo
Current rating: 1444
Record: 6-10
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 15 | Calvo De Lara, Miguel (1406) | Won 2-1 | +181465 |
| 2standard | 155 | Pistorius, Raphael (1639) | Lost 1-2 | -151450 |
| 3standard | 427 | Manjard, Gregory (1501) | Won 2-1 | +191469 |
| 4standard | 336 | Suters, Oliver (1461) | Won 2-0 | +181487 |
| 5standard | 198 | Chueca, Daniel (1531) | Lost 1-2 | -181469 |
| 6standard | 240 | Vidal, Victor (1695) | Lost 0-2 | -141455 |
| 7standard | 355 | Hauck, Christian (1853) | Lost 0-2 | -111444 |
| average opponent: 1584record: 3-4 | new rating: 1444 | |||
| Grand Prix Utrecht 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Zuger, Christoph (1500) | Lost 0-2 | -181482 |
| 2standard | 320 | Lucia, Daniel (1523) | Won 2-1 | +191501 |
| 3standard | 331 | Tonkin, Debbie (1487) | Won 2-0 | +171518 |
| 4standard | 394 | Vrankenne, Vincent (1584) | Lost 0-2 | -161502 |
| 5standard | 437 | Piccinno, Richard (1542) | Lost 0-2 | -181484 |
| 6standard | 450 | Moczarski, Michael (1487) | Lost 0-2 | -181466 |
| 7standard | 498 | Di Gregorio, Nicolas (1430) | Won 2-0 | +181484 |
| 8standard | 414 | Vatthauer, Hannes (1487) | Lost 1-2 | -181466 |
| 9standard | 390 | De Roo, Leroy (1437) | Lost 0-2 | -191447 |
| average opponent: 1497record: 3-6 | new rating: 1447 | |||