Jacobsen, Martin
Current rating: 1539
Record: 6-5-1
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Ahlberg, Daniel (1481) | Won 2-0 | +181482 |
| 2sealed | 35 | Bertelsen, Daniel Smits (1609) | Won 2-1 | +211503 |
| 3sealed | 15 | Pacifici, Guido (1672) | Won 2-1 | +211524 |
| 4sealed | 63 | Krupicki, Krzysztof (1714) | Won 2-0 | +211545 |
| 5sealed | 9 | Jocumsen, Bjorn (1740) | Lost 0-2 | -141531 |
| 6sealed | 42 | Saddiq, Omar (1537) | Won 2-1 | +181549 |
| 7sealed | 37 | Sierocinski, Pawel (1693) | Draw 1-1 | +21551 |
| 8sealed | 30 | Maher, Bob (1859) | Lost 0-2 | -121539 |
| average opponent: 1663record: 5-2-1 | new rating: 1539 | |||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 187 | Graefling, Beat (1483) | Won 2-1 | +181518 |
| 2sealed | 133 | Silny, Andre (1518) | Lost 0-2 | -181500 |
| 3sealed | 293 | Jungling, Sebastian (1517) | Lost 0-2 | -181482 |
| 4sealed | 326 | Muller, Falko (1481) | Lost 0-2 | -181464 |
| average opponent: 1500record: 1-3 | new rating: 1464 | |||