Brandenburg, Jan Thomas
Current rating: 1506
Record: 13-13-1
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 180 | Hofmann, Mike (1573) | Lost 0-2 | -181526 |
| 3sealed | 304 | Schmittbuettner, Markus (1416) | Lost 1-2 | -201506 |
| top | average opponent: 1495record: 0-2 | new rating: 1506 | ||
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 30 | Heyligen, Steven (1500) | Won 2-0 | +181504 |
| 2sealed | 2 | Schroeer, Matthias (1518) | Won 2-1 | +191523 |
| 3sealed | 5 | Nelson, Helge (1801) | Lost 1-2 | -141509 |
| 4sealed | 69 | Bias, Torsten (1469) | Won 2-0 | +181527 |
| 5sealed | 59 | Kirsch, Christian (1443) | Won 2-1 | +161543 |
| 6sealed | 19 | Kaurinovic, Timmy (1443) | Lost 1-2 | -201523 |
| 7sealed | 83 | Giesen, Volker (1535) | Won 2-1 | +191542 |
| 8sealed | 40 | Mokrusch, Kai (1574) | Won 2-0 | +181560 |
| 9sealed | 23 | Kruschel, Andreas (1652) | Lost 0-2 | -161544 |
| top | average opponent: 1548record: 6-3 | new rating: 1544 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 184 | Lefebvre, Berenger (1476) | Lost 0-2 | -181466 |
| 2sealed | 204 | Dorle, Anthony (1461) | Lost 1-2 | -181448 |
| 3sealed | 207 | Vizzini, Silas (1464) | Won 2-1 | +191467 |
| 4sealed | 195 | Claeye, Thomas (1484) | Draw 1-1 | 01467 |
| 5sealed | 181 | Kronenberg, Ute (1449) | Lost 1-2 | -181449 |
| 6sealed | 167 | San Lorenzo, Nordine (1446) | Won 2-1 | +171466 |
| 7sealed | 132 | Dewaele, Dirk (1484) | Lost 0-2 | -171449 |
| 8sealed | 108 | Josephy, Stephane (1460) | Won 2-0 | +181467 |
| 9sealed | 82 | Lee, Kriz Hyun-Young (1524) | Won 0-0 | +191486 |
| top | average opponent: 1472record: 4-4-1 | new rating: 1486 | ||
| Grand Prix Cologne 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 72 | Cofsky, Richard (1518) | Lost 1-2 | -181482 |
| 3sealed | 205 | Darenski, Vadim (1482) | Won 2-0 | +181500 |
| 4sealed | 106 | Broer, Jan (1519) | Lost 1-2 | -171483 |
| 5sealed | 155 | Bittner, Paul (1500) | Won 2-0 | +181501 |
| 6sealed | 122 | Mello, Patrick (1566) | Lost 0-2 | -171484 |
| 7sealed | 144 | Hayn, Gunter (1484) | Won 2-1 | +181502 |
| 8sealed | 87 | Hajek, Jorn (1520) | Lost 1-2 | -181484 |
| top | average opponent: 1513record: 3-4 | new rating: 1484 | ||