Prepare against Jan Marcek
Slovakia · World #108,693 classical · FIDE ID 14907437
When preparing against Jan Marcek, expect 1.e4 in 81% of White games. Against 1.e4 the reply is 1...c5 (74% of games); against 1.d4, 1...Nf6 (88%). Lowest win rate among frequent openings: Sicilian as Black, 33.3% over 18 games.
Our database contains 130 games by Jan Marcek, covering Apr 2003 to Jul 2026. Below you'll find Jan Marcek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Marcek 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 | 1,705 | 2,071 | Apr 2003 |
| Rapid | 1,621 | 1,789 | Jan 2013 |
| Blitz | 1,825 | 1,825 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 130 | 36 | 27 | 67 | 27.7% |
| As White | 63 | 17 | 16 | 30 | 27.0% |
| As Black | 67 | 19 | 11 | 37 | 28.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Marcek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Marcek's side.
First moves as White (63 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 51 | 81.0% | 41.2% |
| d4 | 12 | 19.0% | 33.3% |
Main lines as White
- 1.e4 — 81% of White games, 41.2% score
- …c5 (49% of these games) — Marcek usually continues Nf3 (35.4% score)
- …e5 (27% of these games) — Marcek usually continues Nf3 (50.0% score)
- …e6 (8% of these games) — Marcek usually continues d4 (37.5% score)
- 1.d4 — 19% of White games, 33.3% score
- …Nf6 (50% of these games) — Marcek usually continues c4 (16.7% score)
- …d5 (33% of these games) — Marcek usually continues Nf3 (25.0% score)
- …g6 (8% of these games) — Marcek usually continues Nf3 (0.0% score)
As Black against 1.e4 (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 26 | 74.3% | 44.2% |
| e5 | 7 | 20.0% | 7.1% |
| e6 | 2 | 5.7% | 0.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 14 | 87.5% | 46.4% |
| e6 | 1 | 6.3% | 0.0% |
| d5 | 1 | 6.3% | 50.0% |
Jan Marcek's chess games
All 130 games by Jan Marcek in the Chess.ceo database (Apr 2003 - 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: 36 wins, 27 draws, 67 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 16 | 7/2/7 | 43.8% |
| B84 | Sicilian: Najdorf | 5 | 0/0/5 | 0.0% |
| C57 | Italian Game: Two Knights Defense | 4 | 1/1/2 | 25.0% |
| C54 | Italian Game: Classical Variation | 4 | 2/2/0 | 50.0% |
| B07 | Pirc Defense | 4 | 1/0/3 | 25.0% |
| A48 | King's Indian Defense | 3 | 0/0/3 | 0.0% |
| C74 | Ruy Lopez: Steinitz Defense Deferred | 2 | 0/0/2 | 0.0% |
| C15 | French: Winawer Variation | 2 | 0/1/1 | 0.0% |
| C42 | Petrov's Defense | 2 | 1/1/0 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/1/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B28 | Sicilian | 18 | 6/5/7 | 33.3% |
| A16 | English Opening | 7 | 3/0/4 | 42.9% |
| E20 | Indian Defense | 5 | 2/1/2 | 40.0% |
| D11 | Slav Defense | 4 | 1/1/2 | 25.0% |
| C01 | Horwitz Defense | 3 | 0/0/3 | 0.0% |
| B24 | Sicilian: Closed | 3 | 1/1/1 | 33.3% |
| A34 | Benoni Defense | 2 | 1/0/1 | 50.0% |
| A03 | Bird's opening | 2 | 1/0/1 | 50.0% |
| D35 | Semi-Slav Defense | 2 | 1/1/0 | 50.0% |
| A05 | Réti Opening | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2009 | Ivan Novak | 2,227 | ch-SVK Seniors A | B00 |
| Sep 2006 | Vladimir Skreno | 2,189 | Tatry Open | D35 |
| Oct 2002 | Juraj Lenhart | 2,163 | Bratislava Slovan Open | B83 |
| Jun 2010 | Jan Bakalar | 2,094 | ch-SVK Seniors A | B28 |
| Jun 2010 | Stefan Svonavec | 2,010 | ch-SVK Seniors A | A18 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Bratislava Slovan Open | 2019 | 43 | 15 | 1,785 |
| ch-SVK Seniors A | 2011 | 27 | 12 | 1,915 |
| Bratislava Doprastav Open | 2010 | 17 | 6.5 | 1,664 |
| Tatry Open | 2010 | 9 | 1.5 | 1,940 |
| ch-Bratislava | 2003 | 9 | 4 | 1,623 |
| Bratislava Dubravan Open | 2014 | 7 | 4 | 1,805 |
| Liptovsky Jan Open | 2022 | 7 | 3 | 1,554 |
| 7th Bratislava Novy Memorial | 1989 | 3 | 0 | 1,563 |
Interactive opening tree from all 130 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Marcek's chess games?
130 games by Jan Marcek, from Apr 2003 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 Marcek has played.
What does Jan Marcek play on the first move as White?
Across 63 games with White in our database, Jan Marcek opens with 1.e4 (81% of games), 1.d4 (19% of games). Against 1.e4 as Black, Jan Marcek answers 1...c5 (74% of games), 1...e5 (20% of games), 1...e6 (6% of games). Against 1.d4: 1...Nf6 (88% of games), 1...e6 (6% of games), 1...d5 (6% of games).
What openings does Jan Marcek play as White?
As White, Jan Marcek's most-played openings in our database are: Sicilian (16 games, 43.8% win rate); Sicilian: Najdorf (5 games, 0.0% win rate); Italian Game: Two Knights Defense (4 games, 25.0% win rate). The full breakdown of 63 games with White is in the table above.
What openings does Jan Marcek play as Black?
As Black, Jan Marcek most often plays: Sicilian (18 games, 33.3% win rate); English Opening (7 games, 42.9% win rate); Indian Defense (5 games, 40.0% win rate). See the table above for the top ten Black openings across 67 games.
What is Jan Marcek's FIDE rating?
Jan Marcek is currently rated 1,705 in classical chess, 1,621 in rapid and 1,825 in blitz. Peak classical rating: 2,071 (Apr 2003).
How many games has Jan Marcek played?
Our database contains 130 games by Jan Marcek, covering Apr 2003 to Jul 2026. Overall record: 36 wins, 27 draws, 67 losses (27.7% win rate).
How do I prepare against Jan Marcek?
130 games by Jan Marcek 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.