Josef Kupper
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| EU-chT Seniors 5th | 02/23/2003 | 2116 | Germany |
| Zuerich sim | ??/??/1988 | 236 | Switzerland |
| EU-Cup Gr2 | 01/??/1976 | 1793 | Switzerland |
| Clare Benedict Cup | 06/23/1973 | 0 | Denmark |
Josef Kupper Opening Repertoire with White pieces
| ECO | Opening | Games |
| C85 | Ruy Lopez, Exchange variation doubly deferred (DERLD) | 11 games |
| B93 | Sicilian, Najdorf, 6.f4 | 8 games |
| B07 | Pirc defence | 6 games |
| B48 | Sicilian, Taimanov variation | 6 games |
Josef Kupper Opening Repertoire with Black pieces
| ECO | Opening | Games |
| B48 | Sicilian, Taimanov variation | 7 games |
| A37 | English, symmetrical variation | 6 games |
| E19 | Queen's Indian, old main line, 9.Qxc3 | 5 games |
| C16 | French, Winawer, advance variation | 4 games |
Switzerland
Male
FIDE ID:

Germany
Denmark