Prepare against Josef Petr
Czechia · World #92,213 classical · FIDE ID 329479
When preparing against Josef Petr, expect 1.Nf3 in 72% of White games. Against 1.e4 the reply is 1...e5 (74% of games); against 1.d4, 1...d5 (43%).
Our database contains 58 games by Josef Petr, covering Oct 2006 to Jul 2026. Below you'll find Josef Petr's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Josef Petr 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 | 1,752 | 1,764 | Jan 2026 |
| Rapid | 1,828 | 1,828 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 58 | 18 | 11 | 29 | 31.0% |
| As White | 29 | 11 | 5 | 13 | 37.9% |
| As Black | 29 | 7 | 6 | 16 | 24.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Josef Petr's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Josef Petr's side.
First moves as White (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 21 | 72.4% | 45.2% |
| e4 | 6 | 20.7% | 66.7% |
| d4 | 2 | 6.9% | 0.0% |
Main lines as White
- 1.Nf3 — 72% of White games, 45.2% score
- …d5 (38% of these games) — Petr usually continues g3 (50.0% score)
- …Nf6 (33% of these games) — Petr usually continues g3 (35.7% score)
- …Nc6 (10% of these games) — Petr usually continues d4 (100.0% score)
- 1.e4 — 21% of White games, 66.7% score
- …c5 (33% of these games) — Petr usually continues Nf3 (50.0% score)
- …e5 (33% of these games) — Petr usually continues Nf3 (50.0% score)
- …c6 (17% of these games) — Petr usually continues d4 (100.0% score)
As Black against 1.e4 (19 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 14 | 73.7% | 53.6% |
| d5 | 3 | 15.8% | 33.3% |
| d6 | 2 | 10.5% | 25.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 3 | 42.9% | 0.0% |
| Nf6 | 3 | 42.9% | 33.3% |
| g6 | 1 | 14.3% | 0.0% |
Josef Petr's chess games
All 58 games by Josef Petr 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: 18 wins, 11 draws, 29 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A07 | Réti Opening | 13 | 5/2/6 | 38.5% |
| D02 | Queen's Pawn Game | 3 | 1/1/1 | 33.3% |
| B32 | Sicilian | 2 | 1/0/1 | 50.0% |
| A36 | English Opening: Symmetrical | 1 | 0/1/0 | 0.0% |
| C01 | French Defense | 1 | 1/0/0 | 100.0% |
| E61 | King's Indian Defense | 1 | 0/0/1 | 0.0% |
| E30 | Nimzo-Indian: Leningrad Variation | 1 | 0/0/1 | 0.0% |
| A30 | English Opening | 1 | 0/0/1 | 0.0% |
| A04 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| A46 | Réti Opening: Spassky Variation | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C62 | Ruy Lopez | 7 | 2/1/4 | 28.6% |
| C44 | Scotch Game | 2 | 0/1/1 | 0.0% |
| D30 | Slav Defense | 2 | 0/0/2 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 0/0/2 | 0.0% |
| B08 | Pirc Defense | 2 | 0/1/1 | 0.0% |
| E76 | King's Indian Defense: Four Pawns Attack | 1 | 0/0/1 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 1 | 0/0/1 | 0.0% |
| A03 | Nimzovich-Larsen attack | 1 | 0/0/1 | 0.0% |
| C44 | Ponziani Opening | 1 | 1/0/0 | 100.0% |
| D00 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2013 | Jiri Kopecky | 1,948 | Tabor Open | C44 |
| Aug 2011 | Vilem Ries | 1,927 | Tabor Open | B04 |
| Aug 2012 | Pavel Bastyr | 1,588 | Tabor Open | B12 |
| Aug 2005 | Leona Odehnalova | 1,587 | Tabor Open | C25 |
| Jul 2012 | Antonin Eder | 1,567 | Tabor Open | C62 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Tabor Open | 2013 | 58 | 23.5 | 1,791 |
Interactive opening tree from all 58 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Josef Petr's chess games?
58 games by Josef Petr, 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 Josef Petr has played.
What does Josef Petr play on the first move as White?
Across 29 games with White in our database, Josef Petr opens with 1.Nf3 (72% of games), 1.e4 (21% of games), 1.d4 (7% of games). Against 1.e4 as Black, Josef Petr answers 1...e5 (74% of games), 1...d5 (16% of games), 1...d6 (11% of games). Against 1.d4: 1...d5 (43% of games), 1...Nf6 (43% of games), 1...g6 (14% of games).
What openings does Josef Petr play as White?
As White, Josef Petr's most-played openings in our database are: Réti Opening (13 games, 38.5% win rate); Queen's Pawn Game (3 games, 33.3% win rate); Sicilian (2 games, 50.0% win rate). The full breakdown of 29 games with White is in the table above.
What openings does Josef Petr play as Black?
As Black, Josef Petr most often plays: Ruy Lopez (7 games, 28.6% win rate); Scotch Game (2 games, 0.0% win rate); Slav Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 29 games.
What is Josef Petr's FIDE rating?
Josef Petr is currently rated 1,752 in classical chess, 1,828 in rapid. Peak classical rating: 1,764 (Jan 2026).
How many games has Josef Petr played?
Our database contains 58 games by Josef Petr, covering Oct 2006 to Jul 2026. Overall record: 18 wins, 11 draws, 29 losses (31.0% win rate).
How do I prepare against Josef Petr?
58 games by Josef Petr 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.