Klaus Ackermann
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Erlangen op | 10/??/1999 | 448 |  Germany |
| Schachschule Erlangen op | 10/31/1997 | 1564 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A18 | English, Mikenas-Carls variation | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
| E94 | King's Indian, orthodox variation | 1 games |
| B17 | Caro-Kann, Steinitz variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B30 | Sicilian defence | 1 games |
| B13 | Caro-Kann, exchange variation | 1 games |
| D79 | Neo-Gruenfeld, 6.O-O, main line | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
