Zimmermann, Nils
Current rating: 1398
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 393 | Levy, Jonathan [ISR] (1512) | Lost 0-2 | -161411 |
| 2sealed | 569 | Langendonk, Yves (1481) | Won 2-0 | +191430 |
| 3sealed | 548 | Busse, Dominik (1501) | Lost 0-2 | -171413 |
| 4sealed | 523 | Rapetta, Alfredo (1535) | Lost 0-2 | -151398 |
| top | average opponent: 1508record: 1-3 | new rating: 1398 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 575 | Considine, John (1489) | Lost 1-2 | -181483 |
| 2standard | 814 | Moeken, Ed (1347) | Lost 1-2 | -211462 |
| 3standard | 844 | Plamann, Michael (1389) | Lost 1-2 | -191443 |
| 4standard | 912 | Baklava, Ufuk (1446) | Lost 0-2 | -181425 |
| 5standard | 894 | Pluijgers, Michael (1430) | Won 2-0 | +181443 |
| 6standard | 848 | Papadopoulos, Paris (1574) | Lost 0-2 | -161427 |
| top | average opponent: 1446record: 1-5 | new rating: 1427 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Batbukt, Morten (1553) | Won 2-0 | +191519 |
| 2sealed | 66 | Abuzarigh, Mohamed (1518) | Won 2-0 | +181537 |
| 3sealed | 9 | Stangl, Alexander (1447) | Draw 1-1 | -21535 |
| 4sealed | 114 | Notting, Wander (1548) | Lost 0-2 | -171518 |
| 5sealed | 188 | Tomlinson, Michael (1583) | Lost 0-2 | -171501 |
| top | average opponent: 1530record: 2-2-1 | new rating: 1501 | ||