Zimmerling, Jan
Current rating: 1510
Record: 10-11
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 111 | Plank, Dietmar (1518) | Won 2-0 | +181518 |
| 3sealed | 35 | Kunzler, Matthias (1595) | Won 2-0 | +191537 |
| 4sealed | 2 | Fiebelkorn, Sven (1676) | Lost 0-2 | -151522 |
| 5sealed | 46 | Korzetz, Rouven (1722) | Won 2-1 | +221544 |
| 6sealed | 47 | Sparr, Dirk (1575) | Won 2-0 | +181562 |
| 7sealed | 30 | Le Montagner, Mathieu (1746) | Lost 0-2 | -151547 |
| 8sealed | 32 | Oehler, Martin (1489) | Lost 0-2 | -191528 |
| 9sealed | 53 | Blumenthal, Uriel (1529) | Lost 1-2 | -181510 |
| top | average opponent: 1606record: 4-4 | new rating: 1510 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 122 | Meewes, Stefan (1546) | Won 2-0 | +191510 |
| 3sealed | 83 | Meurisse, Pierre-Jerome (1541) | Won 2-0 | +191529 |
| 4sealed | 19 | Scholz, Hannes (1754) | Lost 1-2 | -141515 |
| 5sealed | 89 | Rabhi, Fabrice (1674) | Lost 1-2 | -151500 |
| top | average opponent: 1629record: 2-2 | new rating: 1500 | ||
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 194 | Ladra, Lukas (1524) | Won 2-0 | +191527 |
| 3sealed | 115 | Lutz, Patrick (1506) | Lost 0-2 | -191508 |
| 4sealed | 176 | Cvetkovic, Marko (1561) | Lost 1-2 | -171491 |
| top | average opponent: 1531record: 1-2 | new rating: 1491 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 93 | Hoeh, Hans Joachim (1868) | Won 2-0 | +241524 |
| 3sealed | 17 | Trummel, Martin (1536) | Won 2-1 | +191543 |
| 4sealed | 20 | Grafensteiner, Daniel (1523) | Lost 0-2 | -191524 |
| 5sealed | 189 | Schneider, Valentin (1549) | Lost 1-2 | -171507 |
| 6sealed | 200 | Reichinger, Hannes (1518) | Lost 1-2 | -181489 |
| 7sealed | 197 | Brosch, Cliff (1570) | Won 2-0 | +191508 |
| top | average opponent: 1594record: 3-3 | new rating: 1508 | ||