Prepare against Jaroslav Sladek
Czechia · World #67,336 classical · FIDE ID 313726
When preparing against Jaroslav Sladek, expect 1.e4 in 93% of White games. Against 1.e4 the reply is 1...d5 (44% of games); against 1.d4, 1...d5 (76%). Lowest win rate among frequent openings: Scandinavian Defense: Modern Variation as Black, 19.0% over 21 games.
Our database contains 208 games by Jaroslav Sladek, covering Apr 2003 to Jul 2026. Below you'll find Jaroslav Sladek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jaroslav Sladek 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 | 1,830 | 2,104 | Apr 2003 |
| Rapid | 1,894 | 1,943 | Nov 2025 |
| Blitz | 1,820 | 2,042 | May 2013 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 208 | 66 | 85 | 57 | 31.7% |
| As White | 102 | 40 | 41 | 21 | 39.2% |
| As Black | 106 | 26 | 44 | 36 | 24.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jaroslav Sladek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jaroslav Sladek's side.
First moves as White (102 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 95 | 93.1% | 59.5% |
| d4 | 5 | 4.9% | 60.0% |
| Nf3 | 2 | 2.0% | 50.0% |
Main lines as White
- 1.e4 — 93% of White games, 59.5% score
- …c5 (34% of these games) — Sladek usually continues Nf3 (55.6% score)
- …e5 (33% of these games) — Sladek usually continues Nf3 (62.1% score)
- …e6 (9% of these games) — Sladek usually continues Nf3 (58.3% score)
- 1.d4 — 5% of White games, 60.0% score
- …d5 (40% of these games) — Sladek usually continues Bf4 (50.0% score)
- …Nf6 (40% of these games) — Sladek usually continues c4 (50.0% score)
- …c6 (20% of these games) — Sladek usually continues e4 (100.0% score)
As Black against 1.e4 (55 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 24 | 43.6% | 41.7% |
| e5 | 21 | 38.2% | 50.0% |
| d6 | 8 | 14.5% | 43.8% |
| c5 | 1 | 1.8% | 50.0% |
| e6 | 1 | 1.8% | 50.0% |
As Black against 1.d4 (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 22 | 75.9% | 52.3% |
| d6 | 6 | 20.7% | 33.3% |
| Nf6 | 1 | 3.4% | 50.0% |
Jaroslav Sladek's chess games
All 208 games by Jaroslav Sladek 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: 66 wins, 85 draws, 57 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian | 16 | 4/8/4 | 25.0% |
| C45 | Scotch Game | 11 | 6/4/1 | 54.5% |
| C00 | French Defense | 7 | 3/2/2 | 42.9% |
| C44 | Ponziani Opening | 7 | 5/1/1 | 71.4% |
| B12 | Caro-Kann: Fantasy Variation | 6 | 4/2/0 | 66.7% |
| B71 | Sicilian: Dragon | 5 | 3/1/1 | 60.0% |
| B20 | Sicilian: Wing Gambit | 5 | 1/2/2 | 20.0% |
| B07 | Modern Defense | 5 | 2/3/0 | 40.0% |
| B07 | Pirc Defense | 4 | 0/3/1 | 0.0% |
| C44 | Petrov's Defense | 4 | 0/3/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 21 | 4/10/7 | 19.0% |
| D32 | Queen's Gambit Declined | 20 | 5/7/8 | 25.0% |
| C41 | Philidor | 19 | 4/11/4 | 21.1% |
| A09 | Réti Opening | 6 | 0/4/2 | 0.0% |
| D02 | Queen's Pawn Game | 5 | 3/2/0 | 60.0% |
| C31 | King's Gambit | 5 | 2/0/3 | 40.0% |
| A20 | English Opening: Reverse Sicilian | 4 | 1/1/2 | 25.0% |
| C41 | Pirc Defense | 4 | 0/1/3 | 0.0% |
| A41 | Rat Defense | 3 | 1/1/1 | 33.3% |
| C41 | Pirc Defense: Lion System | 3 | 2/1/0 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2009 | Vitezslav Tuzil | 2,205 | chT2A-CZE 0910 | C18 |
| Jan 2014 | Martin Klicnar | 2,200 | chT2A-CZE 1314 | C45 |
| Oct 2010 | Michal Novak | 2,165 | chT2A-CZE 1011 | D53 |
| Nov 2016 | Ian C. Robertson | 2,127 | 26th Wch Seniors 50 | D12 |
| Nov 2016 | Libor Spacek | 2,112 | 26th Wch Seniors 50 | A41 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Kouty nad Desnou Open A | 2012 | 17 | 9.5 | 1,922 |
| ch-CZE Juniors Open A | 2008 | 17 | 9.5 | 2,004 |
| ch-CZE Betsys Online Blitz | 2021 | 12 | 6 | 1,621 |
| chT2A-CZE 1213 | 2013 | 10 | 7.5 | 2,216 |
| 26th Wch Seniors 50 | 2016 | 10 | 5 | 2,023 |
| chT-Pilsen Region 2223 | 2023 | 10 | 6 | 1,928 |
| 9th Plzen Open A | 2003 | 9 | 3 | 2,008 |
| chT-CZE 2A 1415 | 2015 | 9 | 4 | 2,054 |
Interactive opening tree from all 208 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jaroslav Sladek's chess games?
208 games by Jaroslav Sladek, 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 Jaroslav Sladek has played.
What does Jaroslav Sladek play on the first move as White?
Across 102 games with White in our database, Jaroslav Sladek opens with 1.e4 (93% of games), 1.d4 (5% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Jaroslav Sladek answers 1...d5 (44% of games), 1...e5 (38% of games), 1...d6 (15% of games). Against 1.d4: 1...d5 (76% of games), 1...d6 (21% of games), 1...Nf6 (3% of games).
What openings does Jaroslav Sladek play as White?
As White, Jaroslav Sladek's most-played openings in our database are: Sicilian (16 games, 25.0% win rate); Scotch Game (11 games, 54.5% win rate); French Defense (7 games, 42.9% win rate). The full breakdown of 102 games with White is in the table above.
What openings does Jaroslav Sladek play as Black?
As Black, Jaroslav Sladek most often plays: Scandinavian Defense: Modern Variation (21 games, 19.0% win rate); Queen's Gambit Declined (20 games, 25.0% win rate); Philidor (19 games, 21.1% win rate). See the table above for the top ten Black openings across 106 games.
What is Jaroslav Sladek's FIDE rating?
Jaroslav Sladek is currently rated 1,830 in classical chess, 1,894 in rapid and 1,820 in blitz. Peak classical rating: 2,104 (Apr 2003).
How many games has Jaroslav Sladek played?
Our database contains 208 games by Jaroslav Sladek, covering Apr 2003 to Jul 2026. Overall record: 66 wins, 85 draws, 57 losses (31.7% win rate).
How do I prepare against Jaroslav Sladek?
208 games by Jaroslav Sladek 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.