Nielsen, Sonny
Current rating: 1480
Record: 5-6
| Grand Prix London 2001 (Invasion block) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 83 | Belis, David (1500) | Lost 0-2 | -181499 |
| 2block | 200 | Kohl, Nikolaus (1482) | Lost 0-2 | -191480 |
| 3block | 212 | Grimer, David (1461) | Won 2-0 | +181498 |
| 4block | 166 | Quina, Antonio Batista (1480) | Lost 1-2 | -181480 |
| average opponent: 1481record: 1-3 | new rating: 1480 | |||
| Grand Prix Copenhagen 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Schweneke, Philipp (1500) | Lost 1-2 | -181482 |
| 2sealed | 114 | Browne, Tarik (1499) | Won 2-1 | +181500 |
| 3sealed | 113 | Dyrlund, Christian (1500) | Won 2-0 | +181518 |
| 4sealed | 89 | Skjetne, Endre Helgesen (1434) | Won 2-1 | +171535 |
| 5sealed | 33 | Gardelin, Jonas (1536) | Lost 0-2 | -181517 |
| 6sealed | 102 | Wrammerfors, Stefan (1520) | Won 2-0 | +181535 |
| 7sealed | 47 | Richter, Sebastian (1539) | Lost 1-2 | -181517 |
| average opponent: 1504record: 4-3 | new rating: 1517 | |||