Prepare against Jan Jarolim
Czechia · World #35,285 classical · FIDE ID 344451
Our database contains 82 games by Jan Jarolim, covering Sep 2009 to Jul 2026. Below you'll find Jan Jarolim's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Jarolim 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 | 1,957 | 1,984 | May 2023 |
| Rapid | 1,963 | 1,963 | Jul 2026 |
| Blitz | 1,825 | 1,897 | May 2014 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 82 | 34 | 20 | 28 | 41.5% |
| As White | 42 | 21 | 9 | 12 | 50.0% |
| As Black | 40 | 13 | 11 | 16 | 32.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Jarolim's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Jarolim's side.
First moves as White (42 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 32 | 76.2% | 59.4% |
| Nf3 | 5 | 11.9% | 70.0% |
| c4 | 4 | 9.5% | 62.5% |
| d4 | 1 | 2.4% | 50.0% |
Main lines as White
- 1.e4 — 76% of White games, 59.4% score
- …e5 (41% of these games) — Jarolim usually continues Nf3 (50.0% score)
- …c5 (22% of these games) — Jarolim usually continues Nf3 (57.1% score)
- …e6 (16% of these games) — Jarolim usually continues d4 (70.0% score)
- 1.Nf3 — 12% of White games, 70.0% score
- …d5 (40% of these games) — Jarolim usually continues b3 (0.0% score)
- …Nf6 (20% of these games) — Jarolim usually continues b3 (50.0% score)
- …c5 (20% of these games) — Jarolim usually continues c4 (100.0% score)
As Black against 1.e4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 16 | 66.7% | 59.4% |
| d5 | 4 | 16.7% | 25.0% |
| c6 | 2 | 8.3% | 0.0% |
| e6 | 2 | 8.3% | 0.0% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 9 | 90.0% | 33.3% |
| Nf6 | 1 | 10.0% | 100.0% |
Jan Jarolim's chess games
All 82 games by Jan Jarolim in the Chess.ceo database (Sep 2009 - 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: 34 wins, 20 draws, 28 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B86 | Sicilian: Najdorf | 4 | 2/0/2 | 50.0% |
| C78 | Ruy Lopez: Morphy Defense | 4 | 1/1/2 | 25.0% |
| C01 | French: Exchange Variation | 4 | 2/2/0 | 50.0% |
| A35 | English Opening: Symmetrical | 3 | 3/0/0 | 100.0% |
| B33 | Sicilian | 3 | 2/0/1 | 66.7% |
| C90 | Ruy Lopez: Closed | 2 | 1/0/1 | 50.0% |
| A05 | Réti Opening | 2 | 1/1/0 | 50.0% |
| C42 | Petrov's Defense | 2 | 1/1/0 | 50.0% |
| C61 | Ruy Lopez: Classical | 2 | 1/0/1 | 50.0% |
| B19 | Caro-Kann: Classical | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 4 | 0/2/2 | 0.0% |
| A34 | English Opening | 3 | 1/1/1 | 33.3% |
| C50 | Italian Game | 3 | 2/0/1 | 66.7% |
| B13 | Caro-Kann: Exchange Variation | 2 | 0/0/2 | 0.0% |
| C77 | Ruy Lopez: Morphy Defense | 2 | 2/0/0 | 100.0% |
| C45 | Scotch Game | 2 | 0/1/1 | 0.0% |
| A03 | Bird's opening | 2 | 2/0/0 | 100.0% |
| D02 | London System | 2 | 0/1/1 | 0.0% |
| C48 | Four Knights Game: Spanish Variation | 1 | 0/1/0 | 0.0% |
| C55 | Four Knights Game: Scotch Variation | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2014 | Martin Fargac | 2,149 | chT-CZE 2F 1314 | B01 |
| May 2010 | Vlastimil Vermirovsky | 2,040 | Ostrava Open | A07 |
| Jan 2017 | Svatopluk Hastik | 2,024 | chT-CZE 2F 1617 | E94 |
| May 2011 | Jaroslav Kolar | 1,996 | Ostrava Konik Open B | B02 |
| May 2011 | Jan Premus | 1,976 | Ostrava Konik Open B | C65 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Ostrava Open | 2010 | 18 | 9.5 | 1,943 |
| Ostrava Konik Open B | 2011 | 16 | 9.5 | 1,955 |
| chT-Moravia-Silesia Region 2223 | 2023 | 10 | 7.5 | 2,062 |
| Ostrava SMP Open | 2006 | 9 | 2.5 | 1,406 |
| chT-CZE 2F 1314 | 2014 | 6 | 3 | 1,963 |
| chT2F-CZE 2223 | 2023 | 5 | 4.5 | 2,208 |
| chT-CZE 2F 1415 | 2015 | 4 | 2.5 | 2,121 |
| chT2F-CZE 1112 | 2012 | 3 | 1 | 1,781 |
Interactive opening tree from all 82 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Jarolim's chess games?
82 games by Jan Jarolim, from Sep 2009 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 Jarolim has played.
What does Jan Jarolim play on the first move as White?
Across 42 games with White in our database, Jan Jarolim opens with 1.e4 (76% of games), 1.Nf3 (12% of games), 1.c4 (10% of games). Against 1.e4 as Black, Jan Jarolim answers 1...e5 (67% of games), 1...d5 (17% of games), 1...c6 (8% of games). Against 1.d4: 1...d5 (90% of games), 1...Nf6 (10% of games).
What openings does Jan Jarolim play as White?
As White, Jan Jarolim's most-played openings in our database are: Sicilian: Najdorf (4 games, 50.0% win rate); Ruy Lopez: Morphy Defense (4 games, 25.0% win rate); French: Exchange Variation (4 games, 50.0% win rate). The full breakdown of 42 games with White is in the table above.
What openings does Jan Jarolim play as Black?
As Black, Jan Jarolim most often plays: Scandinavian Defense: Main Line (4 games, 0.0% win rate); English Opening (3 games, 33.3% win rate); Italian Game (3 games, 66.7% win rate). See the table above for the top ten Black openings across 40 games.
What is Jan Jarolim's FIDE rating?
Jan Jarolim is currently rated 1,957 in classical chess, 1,963 in rapid and 1,825 in blitz. Peak classical rating: 1,984 (May 2023).
How many games has Jan Jarolim played?
Our database contains 82 games by Jan Jarolim, covering Sep 2009 to Jul 2026. Overall record: 34 wins, 20 draws, 28 losses (41.5% win rate).
How do I prepare against Jan Jarolim?
82 games by Jan Jarolim 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.