Von Drehle, Christian
Current rating: 1557
Record: 10-7
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 26 | Leterme, Benoit (1500) | Won 2-0 | +171579 |
| 3sealed | 71 | Kievits, Ron (1489) | Lost 1-2 | -201559 |
| 4sealed | 186 | Kessel, Jens (1603) | Won 2-1 | +191578 |
| 5sealed | 65 | Blazek, Ivan (1544) | Lost 0-2 | -191559 |
| 6sealed | 113 | Tumay, Tankut (1517) | Won 2-1 | +181577 |
| 7sealed | 126 | Schummer, Ralph (1528) | Lost 0-0 | -191558 |
| 8sealed | 117 | Viala, Vincent (1539) | Won 2-0 | +171575 |
| 9sealed | 92 | Petonnet, Eudes (1541) | Lost 1-2 | -181557 |
| average opponent: 1532record: 4-4 | new rating: 1557 | |||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Jenny, Luzian (1500) | Won 2-0 | +181518 |
| 2sealed | 48 | Scholz, Hannes (1717) | Won 2-1 | +221540 |
| 3sealed | 57 | Gurov, Igor (1569) | Won 2-0 | +181558 |
| 4sealed | 78 | Costa, Frederico (1591) | Won 2-0 | +191577 |
| 5sealed | 16 | Surkamp, Florian (1566) | Lost 1-2 | -181559 |
| 6sealed | 69 | Fornara, Mickael (1542) | Lost 1-2 | -191540 |
| 7sealed | 81 | Gelan, Sven (1562) | Won 2-1 | +191559 |
| 8sealed | 48 | Olivera, Adrian (1794) | Lost 1-2 | -141545 |
| 9sealed | 76 | Illig, Jerome (1497) | Won 2-0 | +171562 |
| average opponent: 1593record: 6-3 | new rating: 1562 | |||