Dittrich, Karl
Current rating: 1539
| MagicCon Barcelona 2023 Limited Open (LTR limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3174 | Voiteh, Stas (1479) | Lost 1-2 | -201544 |
| 2sealed | 3135 | Showard, Jason (1480) | Lost 0-2 | -191525 |
| 3sealed | 3199 | Malo, Bernardo (1467) | Won 2-0 | +171542 |
| 4sealed | 3128 | Rosas, Adrian (1487) | Won 2-0 | +171559 |
| 5sealed | 3102 | Yam, Daniel (1545) | Won 2-0 | +181577 |
| 6sealed | 3084 | Weidenborn, Tobias (1537) | Lost 0-2 | -191558 |
| 7sealed | 3076 | Perales Martinez, Luis Enrique (1508) | Lost 0-2 | -191539 |
| top | average opponent: 1501record: 3-4 | new rating: 1539 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 438 | Kelch, Kevin (1457) | Won 2-0 | +161556 |
| 2sealed | 166 | Superson, Dawid (1612) | Won 2-1 | +191575 |
| 3sealed | 23 | D'Aniello, Carmine (1899) | Lost 0-2 | -121563 |
| 4sealed | 319 | Yde, Mads (1447) | Won 2-0 | +161579 |
| 5sealed | 283 | Tedeschi, Davide (1593) | Lost 0-2 | -181561 |
| 6sealed | 473 | Lorenc, Michal (1806) | Won 2-0 | +221583 |
| 7sealed | 263 | Isniuk, Oleksandr (1494) | Lost 0-2 | -191564 |
| top | average opponent: 1615record: 4-3 | new rating: 1564 | ||
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 8 | Kohout, Jaromir (1546) | Won 2-0 | +191519 |
| 2sealed | 222 | Hancocks, John (1489) | Won 2-1 | +171536 |
| 3sealed | 37 | Sharman, David (1572) | Lost 1-2 | -171519 |
| 4sealed | 268 | Rowland, Joshua (1591) | Won 2-0 | +191538 |
| 5sealed | 101 | Jursa, Richard (1475) | Won 2-0 | +171555 |
| 6sealed | 139 | Huschenbeth, Arne (2005) | Lost 0-2 | -101545 |
| 7sealed | 156 | Laub, Brian (1585) | Won 2-1 | +191564 |
| 8sealed | 140 | Zimmermann, Martin (1987) | Lost 0-2 | -111553 |
| 9sealed | 135 | Fries, Stefan (1831) | Lost 0-2 | -131540 |
| top | average opponent: 1676record: 5-4 | new rating: 1540 | ||