Prepare against Claus Mueller
DEU · World #132,767 classical · FIDE ID 533010277
Our database contains 67 games by Claus Mueller, covering Nov 2025 to Jul 2026. Below you'll find Claus Mueller's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Claus Mueller before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,640 | 1,640 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 67 | 22 | 16 | 29 | 32.8% |
| As White | 34 | 13 | 6 | 15 | 38.2% |
| As Black | 33 | 9 | 10 | 14 | 27.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Claus Mueller's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Claus Mueller's side.
First moves as White (34 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 32 | 94.1% | 46.9% |
| b3 | 1 | 2.9% | 0.0% |
| d4 | 1 | 2.9% | 100.0% |
Main lines as White
- 1.e4 — 94% of White games, 46.9% score
- …c5 (50% of these games) — Mueller usually continues g3 (40.0% score)
- …Nf6 (13% of these games) — Mueller usually continues Nc3 (66.7% score)
- …e6 (13% of these games) — Mueller usually continues d4 (50.0% score)
- 1.b3 — 3% of White games, 0.0% score
- …e5 (100% of these games) — Mueller usually continues Bb2 (0.0% score)
As Black against 1.e4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 5 | 31.3% | 40.0% |
| c5 | 4 | 25.0% | 50.0% |
| g6 | 4 | 25.0% | 62.5% |
| e5 | 2 | 12.5% | 25.0% |
| d5 | 1 | 6.3% | 50.0% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 12 | 80.0% | 45.8% |
| Nf6 | 1 | 6.7% | 0.0% |
| g6 | 1 | 6.7% | 50.0% |
Claus Mueller's chess games
All 67 games by Claus Mueller in the Chess.ceo database (Nov 2025 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 22 wins, 16 draws, 29 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B20 | Sicilian | 8 | 2/1/5 | 25.0% |
| B23 | Sicilian: Grand Prix Attack | 4 | 2/0/2 | 50.0% |
| C01 | French: Exchange Variation | 3 | 1/1/1 | 33.3% |
| B02 | Alekhine Defense | 3 | 2/0/1 | 66.7% |
| B22 | Sicilian: Alapin | 2 | 2/0/0 | 100.0% |
| C47 | Four Knights Game: Scotch Variation | 1 | 1/0/0 | 100.0% |
| A47 | French Defense | 1 | 0/1/0 | 0.0% |
| C55 | Italian Game | 1 | 0/1/0 | 0.0% |
| C57 | Italian Game: Two Knights Defense | 1 | 1/0/0 | 100.0% |
| A01 | Nimzovich-Larsen attack | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D94 | Slav Defense | 6 | 2/1/3 | 33.3% |
| B15 | Modern Defense | 5 | 2/2/1 | 40.0% |
| D00 | Queen's Pawn Game | 5 | 1/2/2 | 20.0% |
| B10 | Caro-Kann | 3 | 1/0/2 | 33.3% |
| D00 | Indian Defense | 2 | 1/0/1 | 50.0% |
| B40 | Sicilian | 2 | 1/0/1 | 50.0% |
| B13 | Caro-Kann: Exchange Variation | 2 | 0/2/0 | 0.0% |
| E91 | English Opening: Slav Setup | 1 | 0/1/0 | 0.0% |
| A26 | Hungarian Opening | 1 | 0/0/1 | 0.0% |
| C77 | Ruy Lopez: Morphy Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2007 | Heike Vogel | 2,190 | chT-GER Federal Cup w | D02 |
| Apr 2012 | Edmund Schnur | 2,183 | 35th SVR Open | C47 |
| Dec 2004 | Ilka Hausmann | 2,149 | BL 0405 w | C01 |
| Dec 2004 | Martina Skogvall | 2,125 | BL 0405 w | B07 |
| Mar 2014 | Sonja Haecker | 2,055 | BL2 Sued 1314 w | B20 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 3rd Pfalz Open | 2012 | 9 | 3.5 | 1,983 |
| 4th Maastricht Limburg Open B | 2010 | 7 | 3.5 | 1,849 |
| Marburger Schachtage B | 2025 | 7 | 3 | 1,555 |
| BL2 Sued 1314 w | 2014 | 7 | 2.5 | 2,054 |
| 35th SVR Open | 2012 | 7 | 5.5 | 2,150 |
| BL 0304 w | 2004 | 6 | 0 | 1,840 |
| 3rd Maastricht Limburg Open | 2009 | 6 | 1 | 1,893 |
| BL2 Gr01 0506 w | 2006 | 5 | 4 | 2,023 |
Interactive opening tree from all 67 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Claus Mueller's chess games?
67 games by Claus Mueller, from Nov 2025 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Claus Mueller has played.
What does Claus Mueller play on the first move as White?
Across 34 games with White in our database, Claus Mueller opens with 1.e4 (94% of games), 1.b3 (3% of games), 1.d4 (3% of games). Against 1.e4 as Black, Claus Mueller answers 1...c6 (31% of games), 1...c5 (25% of games), 1...g6 (25% of games). Against 1.d4: 1...d5 (80% of games), 1...Nf6 (7% of games), 1...g6 (7% of games).
What openings does Claus Mueller play as White?
As White, Claus Mueller's most-played openings in our database are: Sicilian (8 games, 25.0% win rate); Sicilian: Grand Prix Attack (4 games, 50.0% win rate); French: Exchange Variation (3 games, 33.3% win rate). The full breakdown of 34 games with White is in the table above.
What openings does Claus Mueller play as Black?
As Black, Claus Mueller most often plays: Slav Defense (6 games, 33.3% win rate); Modern Defense (5 games, 40.0% win rate); Queen's Pawn Game (5 games, 20.0% win rate). See the table above for the top ten Black openings across 33 games.
What is Claus Mueller's FIDE rating?
Claus Mueller is currently rated 1,640 in classical chess. Peak classical rating: 1,640 (Jul 2026).
How many games has Claus Mueller played?
Our database contains 67 games by Claus Mueller, covering Nov 2025 to Jul 2026. Overall record: 22 wins, 16 draws, 29 losses (32.8% win rate).
How do I prepare against Claus Mueller?
67 games by Claus Mueller reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.