Ammermann, Kai
Current rating: 1606
Record: 21-13-6
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1641 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 299 | Labohm, Martijn (1460) | Won 2-0 | +151656 |
| 2sealed | 154 | Kekenbosch, Thomas (1518) | Lost 1-2 | -211635 |
| 3sealed | 166 | Hedemann, Marcel (1517) | Won 2-1 | +161651 |
| 4sealed | 205 | Bruegemann, Dirk (1519) | Won 2-0 | +161667 |
| 5sealed | 103 | Neidler, David (1488) | Lost 0-2 | -211646 |
| 6sealed | 159 | Atteneder, Simon (1475) | Lost 0-2 | -211625 |
| 7sealed | 183 | Plagge, Julian (1592) | Lost 1-2 | -191606 |
| top | average opponent: 1510record: 3-4 | new rating: 1606 | ||
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Breier, Thomas (1500) | Draw 1-1 | -11580 |
| 2sealed | 132 | Brinks, Eric (1421) | Won 2-0 | +151595 |
| 3sealed | 77 | Nowak, Ralph-michael (1516) | Won 2-0 | +171612 |
| 4sealed | 59 | Claes, Werner (1503) | Won 2-0 | +161628 |
| 5sealed | 31 | Ganz, Andreas (1399) | Lost 0-2 | -221606 |
| 6sealed | 68 | Braun, Oliver (1618) | Won 2-1 | +181624 |
| 7sealed | 42 | Arendt, Rafal (1567) | Draw 1-1 | -11623 |
| 8sealed | 62 | Bonnotte, Julien (1709) | Draw 1-1 | +11624 |
| 9sealed | 64 | Cech, Vit (1562) | Won 1-0 | +171641 |
| top | average opponent: 1533record: 5-1-3 | new rating: 1641 | ||
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 102 | Zarka, Julien (1573) | Lost 0-2 | -181532 |
| 2sealed | 193 | Lautrup, Henrik (1486) | Lost 0-2 | -191513 |
| 3sealed | 196 | Montonen, Veikko (1483) | Won 2-0 | +181531 |
| 4sealed | 209 | Vinther, Michael (1524) | Won 2-1 | +181549 |
| 5sealed | 133 | Nieuwenburg, Rene (1500) | Won 2-0 | +171566 |
| 6sealed | 93 | Stavas, Ola (1505) | Won 2-0 | +171583 |
| 7sealed | 64 | Polgary, Mikael (1557) | Lost 0-2 | -191564 |
| 8sealed | 93 | Agliany, Antonin (1528) | Won 2-0 | +171581 |
| top | average opponent: 1520record: 5-3 | new rating: 1581 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 30 | Reith, Matthias (1452) | Draw 1-1 | -21555 |
| 2sealed | 235 | Bosler, Fabian (1500) | Won 2-0 | +171572 |
| 3sealed | 152 | Ristedt, Ralph (1590) | Lost 0-2 | -181554 |
| 4sealed | 245 | Nadali, Elyas (1500) | Lost 1-2 | -191535 |
| 5sealed | 287 | Schnur, Constantin (1483) | Won 2-0 | +171552 |
| 6sealed | 215 | van Ruth, Eelco (1487) | Won 2-0 | +171569 |
| 7sealed | 131 | Rivas, Mateo (1539) | Draw 1-1 | -11568 |
| 8sealed | 127 | Buchmann, Nico (1523) | Lost 0-2 | -181550 |
| top | average opponent: 1509record: 3-3-2 | new rating: 1550 | ||
| Grand Prix Cologne 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Straub, Patrick (1500) | Lost 0-2 | -181482 |
| 2sealed | 199 | Wohlmuth, Andreas (1482) | Won 2-0 | +181500 |
| 3sealed | 200 | Delis, Achilles (1488) | Draw 1-1 | 01500 |
| 4sealed | 160 | Schmidtke, Tayfun-Marcel (1568) | Won 2-0 | +191519 |
| 5sealed | 110 | Kozak, Stefan (1503) | Lost 0-2 | -181501 |
| 6sealed | 145 | D'Hondt, Jean-Louis (1644) | Won 2-1 | +201521 |
| 7sealed | 103 | Zagalsky, Alejo (1488) | Won 2-0 | +181539 |
| 8sealed | 74 | Weiss, Andre (1538) | Won 2-0 | +181557 |
| top | average opponent: 1526record: 5-2-1 | new rating: 1557 | ||