Harloff, Mitja
Current rating: 1647
Record: 27-20
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 633 | Malisia, Fabio (1518) | Won 2-1 | +161638 |
| 3sealed | 557 | Cammalleri, Antonio (1535) | Lost 1-2 | -201618 |
| 4sealed | 744 | De Colle, Mattia (1502) | Won 2-1 | +161634 |
| 5sealed | 650 | Storti, Mattia (1552) | Won 2-1 | +171651 |
| 6sealed | 604 | Been, Iso (1605) | Lost 1-2 | -191632 |
| 7sealed | 633 | Staiger, Wolfgang (1561) | Won 2-1 | +171649 |
| 8sealed | 579 | van den Oever, Roy (1813) | Won 2-0 | +211670 |
| 9sealed | 559 | Allouchery, Gonzague (1618) | Won 2-0 | +171687 |
| 10sealed | 555 | Mingarelli, Marco (1593) | Lost 0-2 | -201667 |
| 11draft | 40 | Renner, Mark (1643) | Won 0-0 | +181685 |
| 12draft | 54 | Tuduri, Ricard (1618) | Lost 0-2 | -201665 |
| 13draft | 61 | Castejon, Dani (1642) | Won 2-1 | +181683 |
| 14draft | 62 | Nai, Enrico (1711) | Lost 1-2 | -181665 |
| 15draft | 16 | Brendemuhl, Bernd (1620) | Lost 1-2 | -181647 |
| top | average opponent: 1609record: 8-6 | new rating: 1647 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 618 | Lamers, Matteus (1565) | Won 2-1 | +191559 |
| 3sealed | 544 | Blumer, Yann (1631) | Lost 0-2 | -171542 |
| 4sealed | 709 | Surkamp, Florian (1691) | Won 2-1 | +211563 |
| 5sealed | 617 | Damizet, Stephane (1634) | Lost 0-2 | -171546 |
| 6sealed | 644 | Frentzen, Patrick (1476) | Won 2-1 | +171563 |
| 7sealed | 636 | Hild, Greg (1630) | Won 2-1 | +191582 |
| 8sealed | 619 | Cordier, Kris (1488) | Won 2-0 | +161598 |
| 9sealed | 539 | Holdhus, Egon (1640) | Won 2-0 | +191617 |
| 10sealed | 96 | Fegert, Klaus (1653) | Lost 0-2 | -171600 |
| 11draft | 21 | Rosenberger, Alexander (1682) | Lost 1-2 | -171583 |
| 12draft | 27 | Ecker, Florian (1575) | Lost 0-2 | -181565 |
| 14draft | 54 | Ecker, Florian (1574) | Won 2-1 | +181583 |
| 15draft | 10 | Hansen, Andre (1595) | Won 2-0 | +191602 |
| 16draft | 55 | Winter, Sascha (1745) | Won 2-1 | +201622 |
| top | average opponent: 1613record: 9-5 | new rating: 1622 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Lemus, Thomas (1487) | Won 2-1 | +181505 |
| 2sealed | 139 | Scholz, Hannes (1709) | Won 2-1 | +221527 |
| 3sealed | 62 | Vosahlik, Petr (1683) | Won 2-0 | +211548 |
| 4sealed | 12 | Pichere, Christian (1467) | Won 2-0 | +161564 |
| 5sealed | 42 | Snepvangers, Bram (1756) | Lost 0-2 | -141550 |
| 6sealed | 85 | Cascino, Regis (1589) | Won 2-0 | +181568 |
| 7sealed | 17 | Eigner, Nikolaus (1710) | Lost 1-2 | -151553 |
| 8sealed | 51 | Juza, Martin (1867) | Lost 0-2 | -131540 |
| top | average opponent: 1658record: 5-3 | new rating: 1540 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 22 | Faber, Enne (1457) | Won 2-1 | +181520 |
| 3sealed | 28 | Wageningen, Mathijs (1597) | Lost 1-2 | -171503 |
| 4sealed | 174 | Knelangen, Matthias (1523) | Won 2-0 | +181521 |
| 5sealed | 65 | Kraft, Lukas (1645) | Lost 1-2 | -151506 |
| 6sealed | 155 | Hessens, Oliver (1479) | Lost 1-2 | -191487 |
| top | average opponent: 1540record: 2-3 | new rating: 1487 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 155 | Klosen, Marc (1500) | Won 2-1 | +181518 |
| 2sealed | 29 | Benzarti, Jonas (1650) | Lost 1-2 | -161502 |
| 3sealed | 142 | Manderla, Thomas (1518) | Won 2-0 | +191521 |
| 4sealed | 155 | Platt, Christoph (1578) | Lost 0-2 | -171504 |
| 5sealed | 217 | Miet, Jean Pierre (1494) | Won 2-1 | +181522 |
| 6sealed | 170 | Bland, Richard (1460) | Lost 0-2 | -201502 |
| top | average opponent: 1533record: 3-3 | new rating: 1502 | ||