Prepare against Josef Mrowetz
DEU · World #129,114 classical · FIDE ID 1271845
When preparing against Josef Mrowetz, expect 1.Nh3 in 53% of White games. Against 1.e4 the reply is 1...a6 (50% of games); against 1.d4, 1...d5 (50%).
Our database contains 30 games by Josef Mrowetz, covering Jun 2015 to Jul 2026. Below you'll find Josef Mrowetz's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Josef Mrowetz 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 | 1,649 | 1,682 | Jan 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 30 | 2 | 8 | 20 | 6.7% |
| As White | 17 | 2 | 3 | 12 | 11.8% |
| As Black | 13 | 0 | 5 | 8 | 0.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Josef Mrowetz's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Josef Mrowetz's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nh3 | 9 | 52.9% | 11.1% |
| e4 | 5 | 29.4% | 40.0% |
| f4 | 3 | 17.6% | 16.7% |
Main lines as White
- 1.Nh3 — 53% of White games, 11.1% score
- …d5 (33% of these games) — Mrowetz usually continues g3 (0.0% score)
- …Nf6 (33% of these games) — Mrowetz usually continues g3 (0.0% score)
- …e5 (22% of these games) — Mrowetz usually continues g3 (0.0% score)
- 1.e4 — 29% of White games, 40.0% score
- …g6 (20% of these games) — Mrowetz usually continues d4 (50.0% score)
- …d5 (20% of these games) — Mrowetz usually continues e5 (50.0% score)
- …e6 (20% of these games) — Mrowetz usually continues d4 (100.0% score)
As Black against 1.e4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| a6 | 3 | 50.0% | 16.7% |
| e5 | 2 | 33.3% | 25.0% |
| Nh6 | 1 | 16.7% | 50.0% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 2 | 50.0% | 0.0% |
| a6 | 2 | 50.0% | 25.0% |
Josef Mrowetz's chess games
All 30 games by Josef Mrowetz in the Chess.ceo database (Jun 2015 - 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: 2 wins, 8 draws, 20 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Amar Opening | 8 | 1/0/7 | 12.5% |
| A03 | Bird's opening | 3 | 0/1/2 | 0.0% |
| C02 | French: Advance Variation | 2 | 1/1/0 | 50.0% |
| A00 | Hungarian Opening | 1 | 0/0/1 | 0.0% |
| B06 | Modern Defense | 1 | 0/1/0 | 0.0% |
| B71 | Pirc Defense | 1 | 0/0/1 | 0.0% |
| B21 | Sicilian: Smith-Morra Gambit | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B00 | St. George Defense | 3 | 0/1/2 | 0.0% |
| A10 | English Opening | 2 | 0/1/1 | 0.0% |
| A40 | Queen's Pawn Game | 2 | 0/1/1 | 0.0% |
| D13 | Slav Defense | 2 | 0/0/2 | 0.0% |
| A04 | Réti Opening | 1 | 0/0/1 | 0.0% |
| C45 | Scotch Game | 1 | 0/1/0 | 0.0% |
| C58 | Italian Game: Two Knights Defense | 1 | 0/0/1 | 0.0% |
| B06 | Hippopotamus Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2002 | Marian Grabowski | 802 | 6th Rheinhausen Open | C02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Bochum | 2001 | 9 | 1 | 1,356 |
| ch-Rheinhessen 7th | 2003 | 6 | 2.5 | 1,713 |
| Dortmund Sparkassen Open B | 2015 | 6 | 0.5 | 1,269 |
| 6th Rheinhausen Open | 2002 | 4 | 1.5 | 1,228 |
| Langendreer/Werne Open | 2004 | 4 | 0.5 | 1,425 |
| Frankfurt west Simul | 1996 | 1 | 0 | 2,375 |
Interactive opening tree from all 30 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Josef Mrowetz's chess games?
30 games by Josef Mrowetz, from Jun 2015 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 Josef Mrowetz has played.
What does Josef Mrowetz play on the first move as White?
Across 17 games with White in our database, Josef Mrowetz opens with 1.Nh3 (53% of games), 1.e4 (29% of games), 1.f4 (18% of games). Against 1.e4 as Black, Josef Mrowetz answers 1...a6 (50% of games), 1...e5 (33% of games), 1...Nh6 (17% of games). Against 1.d4: 1...d5 (50% of games), 1...a6 (50% of games).
What openings does Josef Mrowetz play as White?
As White, Josef Mrowetz's most-played openings in our database are: Amar Opening (8 games, 12.5% win rate); Bird's opening (3 games, 0.0% win rate); French: Advance Variation (2 games, 50.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Josef Mrowetz play as Black?
As Black, Josef Mrowetz most often plays: St. George Defense (3 games, 0.0% win rate); English Opening (2 games, 0.0% win rate); Queen's Pawn Game (2 games, 0.0% win rate). See the table above for the top ten Black openings across 13 games.
What is Josef Mrowetz's FIDE rating?
Josef Mrowetz is currently rated 1,649 in classical chess. Peak classical rating: 1,682 (Jan 2025).
How many games has Josef Mrowetz played?
Our database contains 30 games by Josef Mrowetz, covering Jun 2015 to Jul 2026. Overall record: 2 wins, 8 draws, 20 losses (6.7% win rate).
How do I prepare against Josef Mrowetz?
30 games by Josef Mrowetz 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.