Prepare against Jan Horsak
Czechia · World #22,656 classical · FIDE ID 327573
Our database contains 441 games by Jan Horsak, covering Jul 2005 to Jul 2026. Below you'll find Jan Horsak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Horsak 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 | 2,035 | 2,140 | May 2011 |
| Rapid | 2,088 | 2,088 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 441 | 138 | 151 | 152 | 31.3% |
| As White | 234 | 86 | 83 | 65 | 36.8% |
| As Black | 207 | 52 | 68 | 87 | 25.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Horsak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Horsak's side.
First moves as White (234 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 194 | 82.9% | 52.6% |
| e4 | 39 | 16.7% | 62.8% |
| d4 | 1 | 0.4% | 100.0% |
Main lines as White
- 1.c4 — 83% of White games, 52.6% score
- …Nf6 (35% of these games) — Horsak usually continues Nc3 (50.0% score)
- …e5 (24% of these games) — Horsak usually continues Nc3 (68.5% score)
- …c5 (12% of these games) — Horsak usually continues Nc3 (44.1% score)
- 1.e4 — 17% of White games, 62.8% score
- …e5 (59% of these games) — Horsak usually continues Nf3 (73.9% score)
- …c5 (26% of these games) — Horsak usually continues Nf3 (57.1% score)
- …e6 (5% of these games) — Horsak usually continues d4 (0.0% score)
As Black against 1.e4 (131 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 49 | 37.4% | 38.8% |
| g6 | 44 | 33.6% | 34.1% |
| e5 | 34 | 26.0% | 45.6% |
| c6 | 2 | 1.5% | 25.0% |
| c5 | 1 | 0.8% | 100.0% |
| b6 | 1 | 0.8% | 50.0% |
As Black against 1.d4 (56 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 56 | 100.0% | 39.3% |
Jan Horsak's chess games
All 441 games by Jan Horsak in the Chess.ceo database (Jul 2005 - 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: 138 wins, 151 draws, 152 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A16 | English Opening | 59 | 17/28/14 | 28.8% |
| A25 | English Opening: Reverse Sicilian | 51 | 25/18/8 | 49.0% |
| A36 | English Opening: Symmetrical | 19 | 4/6/9 | 21.1% |
| A85 | English Opening: Dutch Defense | 13 | 2/3/8 | 15.4% |
| D15 | Slav Defense | 10 | 4/2/4 | 40.0% |
| C68 | Ruy Lopez: Exchange | 8 | 6/1/1 | 75.0% |
| A14 | English Opening: Neo-Catalan | 7 | 3/3/1 | 42.9% |
| C49 | Four Knights Game: Spanish Variation | 5 | 3/1/1 | 60.0% |
| D85 | Grünfeld Defense | 5 | 2/3/0 | 40.0% |
| C42 | Petrov's Defense | 4 | 4/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B07 | Pirc Defense | 48 | 12/14/22 | 25.0% |
| B07 | Modern Defense | 48 | 10/16/22 | 20.8% |
| C42 | Petrov's Defense | 16 | 4/7/5 | 25.0% |
| E61 | King's Indian Defense | 13 | 1/9/3 | 7.7% |
| D03 | Indian Defense | 9 | 1/4/4 | 11.1% |
| E97 | King's Indian Defense: Orthodox Variation | 8 | 1/3/4 | 12.5% |
| E81 | King's Indian: Sämisch | 7 | 1/2/4 | 14.3% |
| D02 | King's Indian Defense: Fianchetto Variation | 5 | 3/2/0 | 60.0% |
| E76 | King's Indian Defense: Four Pawns Attack | 5 | 2/1/2 | 40.0% |
| C55 | Four Knights Game: Italian Variation | 4 | 3/0/1 | 75.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2010 | Vladimir Talla | 2,476 | Stare Mesto Open | A16 |
| Dec 2012 | Jakub Roubalik | 2,332 | chT2E-CZE 1213 | A36 |
| Aug 2005 | Lars Neumeier | 2,276 | Stare Mesto Open | E76 |
| Dec 2023 | Jiri Adamek | 2,265 | chT1E-CZE 2324 | A13 |
| Nov 2017 | Viktor Zigo | 2,264 | chT1E-CZE 1718 | A24 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Stare Mesto Open | 2014 | 53 | 22 | 2,093 |
| ch-CZE U12 | 2002 | 17 | 10 | 1,639 |
| ch-CZE U10 | 2000 | 16 | 8 | 2,120 |
| chT-CZE 1 Liga Vychod | 2026 | 14 | 6 | 1,995 |
| ch-CZE U16 | 2006 | 10 | 5 | 1,924 |
| chT2E-CZE 1718 | 2018 | 10 | 4 | 1,958 |
| chT-CZE 2E 1314 | 2014 | 10 | 3.5 | 2,031 |
| chT2E-CZE 1112 | 2012 | 10 | 5 | 2,149 |
Interactive opening tree from all 441 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Horsak's chess games?
441 games by Jan Horsak, from Jul 2005 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 Horsak has played.
What does Jan Horsak play on the first move as White?
Across 234 games with White in our database, Jan Horsak opens with 1.c4 (83% of games), 1.e4 (17% of games), 1.d4 (0% of games). Against 1.e4 as Black, Jan Horsak answers 1...d6 (37% of games), 1...g6 (34% of games), 1...e5 (26% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Jan Horsak play as White?
As White, Jan Horsak's most-played openings in our database are: English Opening (59 games, 28.8% win rate); English Opening: Reverse Sicilian (51 games, 49.0% win rate); English Opening: Symmetrical (19 games, 21.1% win rate). The full breakdown of 234 games with White is in the table above.
What openings does Jan Horsak play as Black?
As Black, Jan Horsak most often plays: Pirc Defense (48 games, 25.0% win rate); Modern Defense (48 games, 20.8% win rate); Petrov's Defense (16 games, 25.0% win rate). See the table above for the top ten Black openings across 207 games.
What is Jan Horsak's FIDE rating?
Jan Horsak is currently rated 2,035 in classical chess, 2,088 in rapid. Peak classical rating: 2,140 (May 2011).
How many games has Jan Horsak played?
Our database contains 441 games by Jan Horsak, covering Jul 2005 to Jul 2026. Overall record: 138 wins, 151 draws, 152 losses (31.3% win rate).
How do I prepare against Jan Horsak?
441 games by Jan Horsak 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.