Kessler, Jens
Current rating: 1410
Record: 13-21-3
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1363 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 796 | Cordonnier, Johan (1624) | Won 2-0 | +231386 |
| 2sealed | 678 | Maric, Josip (1521) | Won 2-0 | +201406 |
| 3sealed | 204 | Weber, Felix (1605) | Lost 1-2 | -141392 |
| 4sealed | 379 | Brozek, Jan (1917) | Won 2-1 | +271419 |
| 5sealed | 259 | Sanchez Garrido, Ricardo (1801) | Lost 0-2 | -121407 |
| 6sealed | 623 | Still, Jeff (1504) | Won 2-1 | +201427 |
| 7sealed | 430 | Winkler, Axel (1463) | Lost 1-2 | -171410 |
| top | average opponent: 1633record: 4-3 | new rating: 1410 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1394 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 119 | Topczewski, Pawel (1430) | Lost 0-2 | -171377 |
| 2sealed | 586 | Butler, John (1426) | Lost 0-2 | -181359 |
| 3sealed | 836 | Novik, Maxim (1460) | Won 2-1 | +201379 |
| 4sealed | 641 | Staliunas, Saulius (1488) | Lost 0-2 | -161363 |
| top | average opponent: 1451record: 1-3 | new rating: 1363 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1417 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 552 | Van Doesburg, Steven (1545) | Lost 0-2 | -151402 |
| 2modern | 688 | Svatos, Jiri (1523) | Draw 1-1 | +21404 |
| 3modern | 828 | Firsching, Christian (1552) | Draw 1-1 | +21406 |
| 4modern | 902 | Broggi, Francesco (1482) | Won 2-0 | +201426 |
| 5modern | 763 | Calabria, Michele (1499) | Lost 0-2 | -171409 |
| 6modern | 768 | Cwiklinski, Piotr (1485) | Lost 1-2 | -171392 |
| 7modern | 715 | Chassagneux, Yvon (1419) | Lost 0-2 | -171375 |
| 8modern | 652 | Straka, Martin (1426) | Won 2-0 | +191394 |
| top | average opponent: 1491record: 2-4-2 | new rating: 1394 | ||
| Grand Prix Prague 2017 (AER limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 279 | Kaznacheev, Pavel (1500) | Won 2-1 | +191448 |
| 2sealed | 12 | Weidlich, Christopher (1628) | Lost 0-2 | -141434 |
| 3sealed | 693 | Dockal, Martin (1573) | Lost 1-2 | -161418 |
| 4sealed | 836 | Schipper, Nico (1414) | Won 2-0 | +181436 |
| 5sealed | 490 | Gosic, Lazar (1498) | Lost 0-2 | -171419 |
| 6sealed | 699 | Jaeger, Julian (1319) | Lost 0-2 | -201399 |
| 7sealed | 701 | Delbos, Philippe (1380) | Won 2-0 | +181417 |
| 8sealed | 615 | Roberts, Katie (1404) | Lost 1-2 | -181399 |
| 9sealed | 593 | Arendt, Moritz (1424) | Won 2-0 | +181417 |
| top | average opponent: 1460record: 4-5 | new rating: 1417 | ||
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 105 | Huegen, Andre (1622) | Lost 0-1 | -161484 |
| 2sealed | 172 | Bertram, Dominik (1482) | Won 2-1 | +181502 |
| 3sealed | 152 | Frieling, Tino (1503) | Lost 1-2 | -181484 |
| 4sealed | 158 | Voigts, Christoph (1418) | Lost 0-2 | -191465 |
| 5sealed | 210 | Heis, Fabian (1464) | Won 2-1 | +181483 |
| 6sealed | 162 | Schoos, Henning (1481) | Lost 0-2 | -181465 |
| 7sealed | 143 | Kohl, Alexander (1464) | Draw 1-1 | 01465 |
| 8sealed | 122 | Schouppe, Jonathan (1443) | Lost 1-2 | -191446 |
| 9sealed | 106 | Schumann, Tino (1477) | Lost 0-2 | -171429 |
| top | average opponent: 1484record: 2-6-1 | new rating: 1429 | ||