Prepare against Jan Pecka
Czechia · World #19,602 classical · FIDE ID 23712520
Our database contains 80 games by Jan Pecka, covering Jan 2017 to Jul 2026. Below you'll find Jan Pecka's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Pecka 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 | 2,061 | 2,140 | Jul 2025 |
| Rapid | 1,988 | 2,008 | Jun 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 80 | 37 | 19 | 24 | 46.3% |
| As White | 40 | 16 | 9 | 15 | 40.0% |
| As Black | 40 | 21 | 10 | 9 | 52.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Pecka's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Pecka's side.
First moves as White (40 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 24 | 60.0% | 52.1% |
| d4 | 10 | 25.0% | 35.0% |
| b3 | 3 | 7.5% | 66.7% |
| e3 | 1 | 2.5% | 50.0% |
| Nf3 | 1 | 2.5% | 100.0% |
| c4 | 1 | 2.5% | 100.0% |
Main lines as White
- 1.e4 — 60% of White games, 52.1% score
- …c5 (58% of these games) — Pecka usually continues Nf3 (64.3% score)
- …e5 (21% of these games) — Pecka usually continues f4 (37.5% score)
- …e6 (8% of these games) — Pecka usually continues d4 (50.0% score)
- 1.d4 — 25% of White games, 35.0% score
- …Nf6 (80% of these games) — Pecka usually continues c4 (25.0% score)
- …d5 (20% of these games) — Pecka usually continues Nf3 (75.0% score)
As Black against 1.e4 (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 13 | 72.2% | 65.4% |
| e5 | 4 | 22.2% | 100.0% |
| Nc6 | 1 | 5.6% | 100.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 14 | 87.5% | 57.1% |
| d5 | 2 | 12.5% | 75.0% |
Jan Pecka's chess games
All 80 games by Jan Pecka in the Chess.ceo database (Jan 2017 - 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: 37 wins, 19 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B31 | Sicilian: Rossolimo | 8 | 5/1/2 | 62.5% |
| B51 | Sicilian: Moscow Variation | 5 | 2/1/2 | 40.0% |
| C34 | King's Gambit | 4 | 1/1/2 | 25.0% |
| E87 | King's Indian: Sämisch | 3 | 0/2/1 | 0.0% |
| A01 | Nimzovich-Larsen attack | 3 | 2/0/1 | 66.7% |
| D30 | Indian Defense | 2 | 1/1/0 | 50.0% |
| C01 | French Defense | 2 | 0/2/0 | 0.0% |
| C55 | Italian Game | 1 | 1/0/0 | 100.0% |
| E14 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| D30 | Queen's Pawn Game | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D36 | Indian Defense | 4 | 2/1/1 | 50.0% |
| E06 | Queen's Indian Defense | 4 | 1/1/2 | 25.0% |
| B33 | Sicilian: Sveshnikov | 4 | 2/0/2 | 50.0% |
| C56 | Italian Game | 3 | 3/0/0 | 100.0% |
| A10 | English Opening | 2 | 0/2/0 | 0.0% |
| B20 | Sicilian | 2 | 1/1/0 | 50.0% |
| A60 | Catalan | 2 | 1/1/0 | 50.0% |
| B31 | Sicilian: Rossolimo | 2 | 0/0/2 | 0.0% |
| A39 | Hungarian Opening | 1 | 0/1/0 | 0.0% |
| A36 | English Opening: Symmetrical | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2022 | Ales Jedlicka | 2,207 | Prague Menchik Mem Rapid | E12 |
| Apr 2021 | Josef Mudrak | 2,187 | ch-CZE Betsys Online Blitz | B31 |
| Dec 2022 | Vaclav Kotyk | 2,125 | chT2B-CZE 2223 | D36 |
| Apr 2021 | Miroslav Benes | 1,977 | ch-CZE Betsys Online Blitz | B51 |
| Feb 2023 | Jiri Plesek | 1,975 | chT2B-CZE 2223 | D58 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Ricany Open | 2023 | 18 | 11 | 1,916 |
| ch-CZE Betsys Online Blitz | 2021 | 13 | 7.5 | 1,991 |
| 29th Klatovy Open A | 2023 | 9 | 4.5 | 1,928 |
| 20th Ricany Open | 2022 | 9 | 5 | 1,876 |
| 24th Klatovy Open B | 2018 | 9 | 5 | 1,710 |
| ch-CZE U16 | 2021 | 7 | 4 | 1,650 |
| ch-Mlada Boleslav Region U12 | 2017 | 7 | 5.5 | 1,417 |
| Prague Menchik Mem Rapid | 2022 | 3 | 1.5 | 2,283 |
Interactive opening tree from all 80 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Pecka's chess games?
80 games by Jan Pecka, from Jan 2017 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 Jan Pecka has played.
What does Jan Pecka play on the first move as White?
Across 40 games with White in our database, Jan Pecka opens with 1.e4 (60% of games), 1.d4 (25% of games), 1.b3 (8% of games). Against 1.e4 as Black, Jan Pecka answers 1...c5 (72% of games), 1...e5 (22% of games), 1...Nc6 (6% of games). Against 1.d4: 1...Nf6 (88% of games), 1...d5 (13% of games).
What openings does Jan Pecka play as White?
As White, Jan Pecka's most-played openings in our database are: Sicilian: Rossolimo (8 games, 62.5% win rate); Sicilian: Moscow Variation (5 games, 40.0% win rate); King's Gambit (4 games, 25.0% win rate). The full breakdown of 40 games with White is in the table above.
What openings does Jan Pecka play as Black?
As Black, Jan Pecka most often plays: Indian Defense (4 games, 50.0% win rate); Queen's Indian Defense (4 games, 25.0% win rate); Sicilian: Sveshnikov (4 games, 50.0% win rate). See the table above for the top ten Black openings across 40 games.
What is Jan Pecka's FIDE rating?
Jan Pecka is currently rated 2,061 in classical chess, 1,988 in rapid. Peak classical rating: 2,140 (Jul 2025).
How many games has Jan Pecka played?
Our database contains 80 games by Jan Pecka, covering Jan 2017 to Jul 2026. Overall record: 37 wins, 19 draws, 24 losses (46.3% win rate).
How do I prepare against Jan Pecka?
80 games by Jan Pecka 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.