Roger Derichs
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Prague International Open | 06/22/2023 | 2281 | Czech Republic |
| 28th Erfurt Master Open | 12/26/2018 | 2252 | Germany |
| Hessenliga 0607 | 09/17/2006 | 1790 | Germany |
| Hessenliga 0506 | 09/11/2005 | 1643 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D30 | Queen's gambit declined | 4 games |
| E94 | King's Indian, orthodox variation | 3 games |
| E70 | King's Indian, 4.e4 | 3 games |
| D52 | Queen's Gambit Declined | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B17 | Caro-Kann, Steinitz variation | 5 games |
| C55 | Two knights defence | 4 games |
| E11 | Bogo-Indian defence | 4 games |
| B12 | Caro-Kann defence | 3 games |
Germany
Male
FIDE ID:

Czech Republic