Coolen, Ralph
Current rating: 1504
Record: 5-6
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 228 | Kemp, Erik (1540) | Won 2-0 | +191505 |
| 2sealed | 201 | Both, Marco (1772) | Lost 1-2 | -131492 |
| 3sealed | 481 | Schmalfeld, Thomas (1636) | Won 2-1 | +201512 |
| 4sealed | 275 | Sanders, Dominic (1675) | Lost 1-2 | -151497 |
| 5sealed | 363 | Schafer, Frank-Samuel (1622) | Won 2-0 | +201517 |
| 6sealed | 289 | Kurki, Joonas (1760) | Lost 1-2 | -131504 |
| average opponent: 1667record: 3-3 | new rating: 1504 | |||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Rudge, Nathan (1482) | Won 2-1 | +181518 |
| 2sealed | 118 | Peerdeman, Sjors (1518) | Won 2-1 | +181536 |
| 3sealed | 28 | Jean, Benjamin (1705) | Lost 0-2 | -151521 |
| 4sealed | 270 | van der Meer, Thijs (1559) | Lost 0-2 | -181503 |
| 5sealed | 456 | Engledow, Sam (1526) | Lost 1-2 | -171486 |
| average opponent: 1558record: 2-3 | new rating: 1486 | |||