R. Acker
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| North Bay op | 08/??/1996 | 1256 |  United States |
R. Acker Repertoire with White pieces (most played)
| ECO | Opening | Games |
| E94 | King's Indian, orthodox variation | 1 games |
| A48 | King's Indian, East Indian defence | 1 games |
| D05 | Queen's pawn game | 1 games |
| E92 | King's Indian, classical variation | 1 games |
R. Acker Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| E35 | Nimzo-Indian, classical, Noa variation, 5.cd ed | 1 games |
| C00 | French defence | 1 games |
| E16 | Queen's Indian, Capablanca variation | 1 games |
| D87 | Gruenfeld, exchange, Spassky variation | 1 games |
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