Ijlst, Jaap
Current rating: 1543
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 570 | Solsona, Axel (1476) | Won 2-0 | +181538 |
| 2sealed | 816 | Bangert, Jan (1717) | Draw 1-1 | +31541 |
| 3sealed | 541 | Lutzelschwab, Pierre (1518) | Draw 1-1 | -11540 |
| 4sealed | 779 | Skoda, Jan (1543) | Won 2-1 | +191559 |
| 5sealed | 512 | Dauner, Johannes (1559) | Draw 1-1 | 01559 |
| 6sealed | 530 | Stifter, Christian (1718) | Lost 0-2 | -161543 |
| top | average opponent: 1589record: 2-1-3 | new rating: 1543 | ||
| Grand Prix Barcelona 2016 (SOI limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 238 | Pineiro, Andres (1488) | Lost 1-2 | -191518 |
| 2sealed | 667 | Perez Fernandez, David (1483) | Won 2-1 | +181536 |
| 3sealed | 676 | Tuduri, Ricard (1688) | Lost 0-2 | -161520 |
| top | average opponent: 1553record: 1-2 | new rating: 1520 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 285 | Antoine, Guillaume (1399) | Won 2-1 | +161516 |
| 2sealed | 327 | Pinkwart, Wiktor (1476) | Won 2-1 | +171533 |
| 3sealed | 104 | Vermeiren, Yves (1384) | Won 2-1 | +161549 |
| 4sealed | 133 | Pestov, Evgeny (1701) | Lost 0-2 | -161533 |
| 5sealed | 263 | Janse, Love (1646) | Won 2-1 | +211554 |
| 6sealed | 118 | Frost, Goran (1476) | Won 2-1 | +161570 |
| 7sealed | 27 | van Lunteren, Alexande (1572) | Lost 0-2 | -181552 |
| 8sealed | 118 | Ganz, Andreas (1723) | Lost 0-2 | -151537 |
| top | average opponent: 1547record: 5-3 | new rating: 1537 | ||