Prepare against Miroslav Ondrejat
Czechia · World #38,591 classical · FIDE ID 306800
Our database contains 342 games by Miroslav Ondrejat, covering Apr 2003 to Aug 2026. Below you'll find Miroslav Ondrejat's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Miroslav Ondrejat 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 | 1,941 | 2,139 | Apr 2006 |
| Rapid | 1,997 | 2,006 | May 2026 |
| Blitz | 1,820 | 1,973 | May 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 342 | 108 | 126 | 108 | 31.6% |
| As White | 172 | 57 | 70 | 45 | 33.1% |
| As Black | 170 | 51 | 56 | 63 | 30.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Miroslav Ondrejat's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Miroslav Ondrejat's side.
First moves as White (172 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 51 | 29.7% | 61.8% |
| e4 | 47 | 27.3% | 48.9% |
| c4 | 39 | 22.7% | 50.0% |
| d4 | 25 | 14.5% | 56.0% |
| f4 | 7 | 4.1% | 42.9% |
| b3 | 3 | 1.7% | 33.3% |
Main lines as White
- 1.Nf3 — 30% of White games, 61.8% score
- …Nf6 (41% of these games) — Ondrejat usually continues c4 (57.1% score)
- …d5 (39% of these games) — Ondrejat usually continues b3 (47.2% score)
- …c5 (8% of these games) — Ondrejat usually continues b3 (100.0% score)
- 1.e4 — 27% of White games, 48.9% score
- …c5 (38% of these games) — Ondrejat usually continues Nf3 (41.2% score)
- …e6 (17% of these games) — Ondrejat usually continues d4 (50.0% score)
- …e5 (15% of these games) — Ondrejat usually continues Nf3 (57.1% score)
As Black against 1.e4 (89 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 59 | 66.3% | 50.8% |
| e6 | 19 | 21.3% | 42.1% |
| d5 | 5 | 5.6% | 50.0% |
| d6 | 3 | 3.4% | 100.0% |
| e5 | 2 | 2.2% | 50.0% |
| c6 | 1 | 1.1% | 0.0% |
As Black against 1.d4 (58 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 46 | 79.3% | 35.9% |
| e6 | 5 | 8.6% | 70.0% |
| f5 | 3 | 5.2% | 83.3% |
| d5 | 2 | 3.4% | 25.0% |
| c5 | 2 | 3.4% | 25.0% |
Miroslav Ondrejat's chess games
All 342 games by Miroslav Ondrejat in the Chess.ceo database (Apr 2003 - Aug 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: 108 wins, 126 draws, 108 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A16 | English Opening | 18 | 3/9/6 | 16.7% |
| A06 | Nimzo-Larsen Attack | 18 | 3/11/4 | 16.7% |
| A22 | English Opening: Reverse Sicilian | 10 | 3/6/1 | 30.0% |
| D45 | Slav Defense | 9 | 5/3/1 | 55.6% |
| E94 | King's Indian Defense: Orthodox Variation | 8 | 2/2/4 | 25.0% |
| A34 | English Opening: Symmetrical | 8 | 2/3/3 | 25.0% |
| D03 | Indian Defense | 7 | 1/4/2 | 14.3% |
| A04 | Réti Opening | 7 | 5/1/1 | 71.4% |
| A03 | Bird's opening | 6 | 1/3/2 | 16.7% |
| A42 | Modern Defense | 5 | 3/1/1 | 60.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A56 | Benoni Defense | 15 | 4/5/6 | 26.7% |
| B22 | Sicilian | 15 | 5/4/6 | 33.3% |
| B22 | Sicilian: Alapin | 11 | 5/3/3 | 45.5% |
| B90 | Sicilian: Najdorf | 8 | 3/2/3 | 37.5% |
| B23 | Sicilian: Closed | 7 | 6/0/1 | 85.7% |
| A49 | King's Indian Defense: Fianchetto Variation | 5 | 0/1/4 | 0.0% |
| A20 | English Opening: Reverse Sicilian | 5 | 0/2/3 | 0.0% |
| C06 | French: Tarrasch Variation | 5 | 1/2/2 | 20.0% |
| E91 | King's Indian Defense: Orthodox Variation | 4 | 1/1/2 | 25.0% |
| A30 | English Opening | 4 | 3/0/1 | 75.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2005 | Vladimir Kutynec | 2,345 | Pardubice Open B | E97 |
| Jan 2001 | Eliska Richtrova | 2,250 | chTJ-CZE 0001 | B42 |
| Jan 2000 | Petr Kohout | 2,230 | chTJ-CZE 0001 | A22 |
| Jan 1996 | Iulia Mashinskaya | 2,230 | Decin Open | B45 |
| May 2009 | Vlastimil Sejkora | 2,227 | Karlovy Vary Open | A16 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Plzen Calliditas Open | 2023 | 18 | 11 | 1,771 |
| Ceske Budejovice Open A | 2022 | 17 | 7.5 | 1,950 |
| Olexa Memorial Open A | 2003 | 17 | 9 | 2,135 |
| Karlovy Vary Open | 2011 | 15 | 10.5 | 2,111 |
| Marianske Lazne Open | 2011 | 14 | 6 | 1,990 |
| chTJ-CZE 0001 | 2001 | 11 | 5.5 | 2,153 |
| chT2B-CZE 1112 | 2012 | 11 | 4 | 1,998 |
| chT-CZE 2B 1011 | 2011 | 11 | 4.5 | 1,992 |
Interactive opening tree from all 342 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Miroslav Ondrejat's chess games?
342 games by Miroslav Ondrejat, from Apr 2003 to Aug 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 Miroslav Ondrejat has played.
What does Miroslav Ondrejat play on the first move as White?
Across 172 games with White in our database, Miroslav Ondrejat opens with 1.Nf3 (30% of games), 1.e4 (27% of games), 1.c4 (23% of games). Against 1.e4 as Black, Miroslav Ondrejat answers 1...c5 (66% of games), 1...e6 (21% of games), 1...d5 (6% of games). Against 1.d4: 1...Nf6 (79% of games), 1...e6 (9% of games), 1...f5 (5% of games).
What openings does Miroslav Ondrejat play as White?
As White, Miroslav Ondrejat's most-played openings in our database are: English Opening (18 games, 16.7% win rate); Nimzo-Larsen Attack (18 games, 16.7% win rate); English Opening: Reverse Sicilian (10 games, 30.0% win rate). The full breakdown of 172 games with White is in the table above.
What openings does Miroslav Ondrejat play as Black?
As Black, Miroslav Ondrejat most often plays: Benoni Defense (15 games, 26.7% win rate); Sicilian (15 games, 33.3% win rate); Sicilian: Alapin (11 games, 45.5% win rate). See the table above for the top ten Black openings across 170 games.
What is Miroslav Ondrejat's FIDE rating?
Miroslav Ondrejat is currently rated 1,941 in classical chess, 1,997 in rapid and 1,820 in blitz. Peak classical rating: 2,139 (Apr 2006).
How many games has Miroslav Ondrejat played?
Our database contains 342 games by Miroslav Ondrejat, covering Apr 2003 to Aug 2026. Overall record: 108 wins, 126 draws, 108 losses (31.6% win rate).
How do I prepare against Miroslav Ondrejat?
342 games by Miroslav Ondrejat 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.