Horst3 Mueller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Sachsen/Anhalt-ch Seniors 13th | 06/10/2005 | 1800 |  Germany |
| Sachsen/Anhalt-ch Seniors 12th | 06/13/2004 | 1740 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E43 | Nimzo-Indian, Fischer variation | 2 games |
| A40 | Queen's pawn | 1 games |
| D60 | Queen's Gambit Declined, Orthodox defence | 1 games |
| A69 | Benoni, four pawns attack, main line | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B33 | Sicilian defence | 2 games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 1 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| D68 | Queen's Gambit Declined, Orthodox defence, classical variation | 1 games |
