Zijlmans, Geert
Current rating: 1320
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1364 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Halbenz, Lesley (1445) | Lost 0-2 | -161348 |
| 2standard | 280 | Terpstra, Alexande Jon (1482) | Won 2-0 | +201368 |
| 3standard | 387 | Laub, Brian (1490) | Lost 0-2 | -161352 |
| 4standard | 458 | Grill, Gerald (1449) | Lost 1-2 | -161336 |
| 5standard | 514 | Moreno, Tomas (1447) | Lost 0-2 | -161320 |
| top | average opponent: 1462record: 1-4 | new rating: 1320 | ||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 494 | Myhre, Barry (1500) | Lost 1-2 | -171415 |
| 2standard | 546 | Blokker, Christiaan (1464) | Lost 0-2 | -171398 |
| 3standard | 731 | Priebe, Max (1464) | Lost 0-2 | -171381 |
| 4standard | 731 | Quadflieg, Alexandre (1427) | Lost 1-2 | -171364 |
| 5standard | 694 | Bohmelt, Christopher (1428) | Won 2-0 | +191383 |
| 6standard | 621 | Derpmann, Werner (1329) | Lost 0-2 | -191364 |
| top | average opponent: 1435record: 1-5 | new rating: 1364 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 9 | Pauwels, Shaun (1735) | Lost 0-2 | -141486 |
| 2modern | 450 | Cami, Raf (1480) | Lost 0-2 | -181468 |
| 3modern | 719 | Booghmans, Stieve (1470) | Lost 1-2 | -181450 |
| 4modern | 763 | Capiau, Tim (1446) | Lost 1-2 | -181432 |
| top | average opponent: 1533record: 0-4 | new rating: 1432 | ||