Sonnichsen, Sven
Current rating: 1468
Record: 1-3
| Grand Prix London 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 187 | Pattenden, Andrew (1455) | Lost 0-2 | -191481 |
| 2sealed | 519 | Toiviainen, Tuomas (1483) | Lost 1-2 | -181463 |
| 3sealed | 829 | Schabert, Benjamin (1482) | Won 2-1 | +191482 |
| 4sealed | 803 | Benczedi, Jozsef (1719) | Lost 0-2 | -141468 |
| average opponent: 1535record: 1-3 | new rating: 1468 | |||