H. Koerner
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Berliner Sommer 15th | 08/??/1997 | 1877 | Germany |
| Berliner Sommer 13th | 08/??/1995 | 2051 | Germany |
| Berliner Sommer 12th | 08/??/1994 | 1471 | Germany |
| Oberliga Hessen | 10/??/1992 | 792 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 2 games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 1 games |
| E60 | King's Indian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D00 | Queen's pawn game | 1 games |
| A52 | Budapest defence | 1 games |
| D76 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6 | 1 games |
| D97 | Gruenfeld, Russian variation with e4 | 1 games |


Germany