Jatsch, Otmar
Current rating: 1446
Record: 11-16
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 23 | Rosada, Adrian (1595) | Lost 0-2 | -161442 |
| 3sealed | 117 | Rasir, Tobias (1595) | Won 2-1 | +211463 |
| 4sealed | 90 | Subic, Jaka (1486) | Lost 0-2 | -171446 |
| top | average opponent: 1559record: 1-2 | new rating: 1446 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | David, Pierre (1500) | Won 2-0 | +191467 |
| 2sealed | 167 | Scholz, Florian (1652) | Lost 0-2 | -151452 |
| 3sealed | 346 | Souchay, Marc (1499) | Won 2-0 | +191471 |
| 4sealed | 236 | Will, Robert (1735) | Lost 0-2 | -131458 |
| top | average opponent: 1597record: 2-2 | new rating: 1458 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 295 | Dmochowski, Jedrzej (1500) | Won 2-0 | +191457 |
| 2sealed | 198 | Todorovic, Borut (1517) | Won 2-0 | +201477 |
| 3sealed | 41 | Enzenhofer, Andreas (1587) | Lost 0-2 | -161461 |
| 4sealed | 225 | Bogdanoski, Daniel (1464) | Won 2-0 | +181479 |
| 5sealed | 134 | Schmidt, Steffen (1568) | Lost 0-2 | -171462 |
| 6sealed | 191 | Wohrle, Sven (1673) | Lost 1-2 | -141448 |
| top | average opponent: 1552record: 3-3 | new rating: 1448 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 81 | Kuhn, Christian (1555) | Lost 0-2 | -171438 |
| top | record: 0-1 | new rating: 1438 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 229 | Glavnik, Luka (1500) | Won 2-0 | +181487 |
| 2sealed | 163 | Blech, Reinhard (1539) | Lost 0-2 | -171470 |
| 3sealed | 186 | Enzenhofer, Andreas (1587) | Lost 0-2 | -151455 |
| top | average opponent: 1542record: 1-2 | new rating: 1455 | ||
| Grand Prix Cologne 2001 (PLS limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 27 | Siron, Geoffrey (1518) | Lost 0-2 | -171465 |
| 3sealed | 197 | Sturm, Patrick (1500) | Lost 1-2 | -181447 |
| 4sealed | 170 | Wahlers, Antal (1484) | Lost 0-2 | -171430 |
| 5sealed | 209 | Plaumann, Rainer (1540) | Won 2-1 | +201450 |
| 6sealed | 153 | Petersson, Martin (1433) | Lost 0-2 | -181432 |
| 7sealed | 170 | Kahabka, Helmut (1466) | Won 2-0 | +181450 |
| 8sealed | 138 | Scholz, Hannes (1482) | Won 2-0 | +191469 |
| top | average opponent: 1489record: 3-4 | new rating: 1469 | ||
| Grand Prix Vienna 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 50 | Jansen, Patrick (1500) | Lost 0-0 | -181482 |
| 2extended | 160 | Gressl, Andreas (1482) | Won 0-0 | +181500 |
| 3extended | 113 | Hafemann, David (1500) | Lost 0-0 | -181482 |
| top | average opponent: 1494record: 1-2 | new rating: 1482 | ||