Prepare against Otto Chwastek
Czechia · World #77,543 classical · FIDE ID 331783
When preparing against Otto Chwastek, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (76% of games); against 1.d4, 1...Nf6 (82%).
Our database contains 75 games by Otto Chwastek, covering Oct 2006 to Jul 2026. Below you'll find Otto Chwastek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Otto Chwastek 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 | 1,797 | 2,016 | Jul 2007 |
| Rapid | 1,860 | 1,878 | Jun 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 75 | 19 | 33 | 23 | 25.3% |
| As White | 39 | 14 | 13 | 12 | 35.9% |
| As Black | 36 | 5 | 20 | 11 | 13.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Otto Chwastek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Otto Chwastek's side.
First moves as White (39 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 39 | 100.0% | 52.6% |
Main lines as White
- 1.e4 — 100% of White games, 52.6% score
- …c5 (41% of these games) — Chwastek usually continues Nf3 (37.5% score)
- …e5 (18% of these games) — Chwastek usually continues Nf3 (50.0% score)
- …e6 (18% of these games) — Chwastek usually continues d4 (78.6% score)
As Black against 1.e4 (21 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 16 | 76.2% | 40.6% |
| c6 | 4 | 19.0% | 25.0% |
| e5 | 1 | 4.8% | 50.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 9 | 81.8% | 44.4% |
| d5 | 2 | 18.2% | 75.0% |
Otto Chwastek's chess games
All 75 games by Otto Chwastek in the Chess.ceo database (Oct 2006 - 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: 19 wins, 33 draws, 23 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B80 | Sicilian: Najdorf | 5 | 2/1/2 | 40.0% |
| C17 | French: Winawer Variation | 3 | 3/0/0 | 100.0% |
| B30 | Sicilian | 3 | 1/0/2 | 33.3% |
| C11 | French: Classical Variation | 3 | 1/2/0 | 33.3% |
| B34 | Sicilian: Accelerated Dragon | 3 | 0/1/2 | 0.0% |
| B02 | Alekhine Defense | 2 | 1/1/0 | 50.0% |
| B45 | Sicilian: Four Knights | 2 | 0/1/1 | 0.0% |
| C62 | Ruy Lopez | 2 | 0/1/1 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 1/0/1 | 50.0% |
| C42 | Petrov's Defense | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B92 | Sicilian: Najdorf | 9 | 1/7/1 | 11.1% |
| D46 | Slav Defense | 5 | 2/3/0 | 40.0% |
| B23 | Sicilian: Closed | 4 | 0/2/2 | 0.0% |
| B50 | Sicilian | 3 | 1/0/2 | 33.3% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/1/1 | 0.0% |
| D03 | Torre Attack | 2 | 0/1/1 | 0.0% |
| D38 | Indian Defense | 1 | 0/1/0 | 0.0% |
| C54 | Italian Game: Classical Variation | 1 | 0/1/0 | 0.0% |
| E53 | Nimzo-Indian Defense | 1 | 0/0/1 | 0.0% |
| E30 | Nimzo-Indian: Leningrad Variation | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2007 | Karel Trombik | 2,248 | 4th Orlova Open | B17 |
| May 2007 | Jacek Orzechowski | 2,228 | 4th Orlova Open | C17 |
| Aug 2013 | Pavel Podlesny | 2,109 | 14th Havirov Open | D53 |
| May 2007 | Jiri Simek | 2,096 | 4th Orlova Open | C63 |
| May 2008 | Petr Podlesny | 1,962 | 5th Orlova Open | B03 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Karvina Open | 2016 | 15 | 6 | 1,816 |
| 14th Havirov Open | 2013 | 9 | 4.5 | 1,983 |
| 4th Orlova Open | 2007 | 9 | 5 | 2,235 |
| 3rd Orlova Open | 2006 | 9 | 4 | 1,965 |
| 6th Orlova Open | 2009 | 9 | 4.5 | 1,877 |
| 5th Orlova Open | 2008 | 9 | 5 | 2,083 |
| 7th Orlova Open | 2010 | 7 | 3 | 1,678 |
| 10th Orlova Open | 2013 | 6 | 3 | 1,658 |
Interactive opening tree from all 75 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Otto Chwastek's chess games?
75 games by Otto Chwastek, from Oct 2006 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 Otto Chwastek has played.
What does Otto Chwastek play on the first move as White?
Across 39 games with White in our database, Otto Chwastek opens with 1.e4 (100% of games). Against 1.e4 as Black, Otto Chwastek answers 1...c5 (76% of games), 1...c6 (19% of games), 1...e5 (5% of games). Against 1.d4: 1...Nf6 (82% of games), 1...d5 (18% of games).
What openings does Otto Chwastek play as White?
As White, Otto Chwastek's most-played openings in our database are: Sicilian: Najdorf (5 games, 40.0% win rate); French: Winawer Variation (3 games, 100.0% win rate); Sicilian (3 games, 33.3% win rate). The full breakdown of 39 games with White is in the table above.
What openings does Otto Chwastek play as Black?
As Black, Otto Chwastek most often plays: Sicilian: Najdorf (9 games, 11.1% win rate); Slav Defense (5 games, 40.0% win rate); Sicilian: Closed (4 games, 0.0% win rate). See the table above for the top ten Black openings across 36 games.
What is Otto Chwastek's FIDE rating?
Otto Chwastek is currently rated 1,797 in classical chess, 1,860 in rapid. Peak classical rating: 2,016 (Jul 2007).
How many games has Otto Chwastek played?
Our database contains 75 games by Otto Chwastek, covering Oct 2006 to Jul 2026. Overall record: 19 wins, 33 draws, 23 losses (25.3% win rate).
How do I prepare against Otto Chwastek?
75 games by Otto Chwastek 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.