Harms, Ruben
Current rating: 1556
Record: 9-6
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Van Dongen, Ferrick (1510) | Lost 1-2 | -181482 |
| 2standard | 299 | Calvo De Lara, Miguel (1389) | Won 2-1 | +161498 |
| 3standard | 444 | Thoen, Rob (1452) | Won 2-1 | +181516 |
| 4standard | 371 | Kratter, Filippo (1858) | Won 2-1 | +241540 |
| 5standard | 107 | Geurts, Simon (1528) | Won 2-1 | +171557 |
| 6standard | 66 | Ammirata, Antonino (1382) | Lost 0-2 | -211536 |
| 7standard | 178 | Brusatori, Giacomo (1374) | Won 2-0 | +151551 |
| 8standard | 93 | Lobbecke, Nicolas (1563) | Won 2-0 | +191570 |
| 9standard | 81 | Maurer, Tobias (1826) | Lost 0-2 | -141556 |
| 10standard | 131 | Toth, Ferenc (1441) | Lost 1-2 | -201536 |
| 11standard | 141 | Koenig, Jasper Matthis (1437) | Won 2-0 | +161552 |
| 12standard | 134 | Joelsson, Fredrik (1712) | Lost 0-2 | -151537 |
| 13standard | 154 | Hoogstraten, Mark (1547) | Won 2-1 | +181555 |
| 14standard | 128 | Timmermans, Bas (1598) | Won 2-0 | +191574 |
| 15standard | 97 | Dyson, Greg (1576) | Lost 0-2 | -181556 |
| average opponent: 1546record: 9-6 | new rating: 1556 | |||