Prepare against Jan Koren
Slovakia · World #17,400 classical · FIDE ID 14908670
Our database contains 71 games by Jan Koren, covering Jul 2004 to Jul 2026. Below you'll find Jan Koren's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Koren 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 | 2,081 | 2,115 | Apr 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 71 | 29 | 14 | 28 | 40.8% |
| As White | 35 | 13 | 10 | 12 | 37.1% |
| As Black | 36 | 16 | 4 | 16 | 44.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Koren's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Koren's side.
First moves as White (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 35 | 100.0% | 51.4% |
Main lines as White
- 1.e4 — 100% of White games, 51.4% score
- …c5 (37% of these games) — Koren usually continues c3 (30.0% score)
- …e5 (26% of these games) — Koren usually continues Nf3 (75.0% score)
- …d5 (9% of these games) — Koren usually continues exd5 (83.3% score)
As Black against 1.e4 (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 17 | 94.4% | 61.8% |
| d6 | 1 | 5.6% | 0.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 9 | 81.8% | 44.4% |
| Nf6 | 2 | 18.2% | 50.0% |
Jan Koren's chess games
All 71 games by Jan Koren in the Chess.ceo database (Jul 2004 - 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: 29 wins, 14 draws, 28 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian: Alapin | 10 | 3/0/7 | 30.0% |
| C21 | Danish Gambit | 3 | 1/0/2 | 33.3% |
| B01 | Scandinavian Defense: Modern Variation | 3 | 2/1/0 | 66.7% |
| B22 | Sicilian | 3 | 0/3/0 | 0.0% |
| B07 | Pirc Defense | 2 | 1/1/0 | 50.0% |
| C47 | Italian Game | 2 | 2/0/0 | 100.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
| C01 | Nimzowitsch Defense | 1 | 0/1/0 | 0.0% |
| C60 | Ruy Lopez | 1 | 0/0/1 | 0.0% |
| C94 | Ruy Lopez: Closed | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A44 | Benoni Defense | 8 | 2/2/4 | 25.0% |
| B12 | Caro-Kann: Advance Variation | 6 | 4/0/2 | 66.7% |
| B13 | Caro-Kann: Exchange Variation | 5 | 2/1/2 | 40.0% |
| A06 | Réti Opening | 2 | 0/0/2 | 0.0% |
| B19 | Caro-Kann: Classical | 2 | 1/0/1 | 50.0% |
| B11 | Caro-Kann: Two Knights Variation | 2 | 2/0/0 | 100.0% |
| A36 | English Opening | 2 | 1/0/1 | 50.0% |
| B10 | Caro-Kann | 2 | 1/0/1 | 50.0% |
| D11 | Indian Defense | 2 | 2/0/0 | 100.0% |
| A43 | Sicilian: Smith-Morra Gambit | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2024 | Petr Buchnicek | 2,218 | chT-SVK 2C 2324 | B01 |
| Jan 2003 | Tibor Jr Csolto | 2,154 | chT2-SVK 0304 | B22 |
| Jan 2004 | Juraj Milovnik | 2,070 | chT2-SVK 0304 | A44 |
| Jun 2022 | Sandor Berta | 2,065 | chT-SVK 2122 | B12 |
| Jan 2003 | Lubomir Hrncar | 2,065 | SVK Cup | B13 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-SVK U12 | 2002 | 16 | 10.5 | 1,819 |
| SVK Cup | 2003 | 7 | 2.5 | 2,082 |
| chT2C-SVK 1617 | 2017 | 6 | 3 | 2,004 |
| chT1E-SVK 1516 | 2016 | 6 | 2 | 2,013 |
| chT2-SVK 0304 | 2004 | 6 | 2 | 2,029 |
| Vojvodina Cup | 2008 | 5 | 3.5 | 2,339 |
| chT2C-SVK 1718 | 2018 | 5 | 5 | 2,314 |
| ch-SVK U10 | 2000 | 3 | 1 | – |
Interactive opening tree from all 71 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Koren's chess games?
71 games by Jan Koren, from Jul 2004 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 Koren has played.
What does Jan Koren play on the first move as White?
Across 35 games with White in our database, Jan Koren opens with 1.e4 (100% of games). Against 1.e4 as Black, Jan Koren answers 1...c6 (94% of games), 1...d6 (6% of games). Against 1.d4: 1...c5 (82% of games), 1...Nf6 (18% of games).
What openings does Jan Koren play as White?
As White, Jan Koren's most-played openings in our database are: Sicilian: Alapin (10 games, 30.0% win rate); Danish Gambit (3 games, 33.3% win rate); Scandinavian Defense: Modern Variation (3 games, 66.7% win rate). The full breakdown of 35 games with White is in the table above.
What openings does Jan Koren play as Black?
As Black, Jan Koren most often plays: Benoni Defense (8 games, 25.0% win rate); Caro-Kann: Advance Variation (6 games, 66.7% win rate); Caro-Kann: Exchange Variation (5 games, 40.0% win rate). See the table above for the top ten Black openings across 36 games.
What is Jan Koren's FIDE rating?
Jan Koren is currently rated 2,081 in classical chess. Peak classical rating: 2,115 (Apr 2019).
How many games has Jan Koren played?
Our database contains 71 games by Jan Koren, covering Jul 2004 to Jul 2026. Overall record: 29 wins, 14 draws, 28 losses (40.8% win rate).
How do I prepare against Jan Koren?
71 games by Jan Koren 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.