Prepare against Jacek Kosturkiewicz
Poland · World #61,614 classical · FIDE ID 1112155
When preparing against Jacek Kosturkiewicz, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 78 games by Jacek Kosturkiewicz, covering Apr 2003 to Jul 2026. Below you'll find Jacek Kosturkiewicz's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jacek Kosturkiewicz 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 | 1,850 | 2,202 | Oct 2003 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 78 | 21 | 21 | 36 | 26.9% |
| As White | 36 | 11 | 10 | 15 | 30.6% |
| As Black | 42 | 10 | 11 | 21 | 23.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jacek Kosturkiewicz's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jacek Kosturkiewicz's side.
First moves as White (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 36 | 100.0% | 44.4% |
Main lines as White
- 1.e4 — 100% of White games, 44.4% score
- …c5 (50% of these games) — Kosturkiewicz usually continues Nf3 (41.7% score)
- …e6 (25% of these games) — Kosturkiewicz usually continues d4 (50.0% score)
- …c6 (11% of these games) — Kosturkiewicz usually continues d4 (0.0% score)
As Black against 1.e4 (23 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 23 | 100.0% | 39.1% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 13 | 100.0% | 30.8% |
Jacek Kosturkiewicz's chess games
All 78 games by Jacek Kosturkiewicz 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: 21 wins, 21 draws, 36 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B99 | Sicilian: Najdorf | 8 | 1/3/4 | 12.5% |
| B66 | Sicilian | 7 | 2/2/3 | 28.6% |
| C19 | French: Winawer Variation | 5 | 2/1/2 | 40.0% |
| C13 | French: Classical Variation | 4 | 1/2/1 | 25.0% |
| B15 | Caro-Kann | 2 | 0/0/2 | 0.0% |
| B11 | Caro-Kann: Two Knights Variation | 2 | 1/1/0 | 50.0% |
| B84 | Sicilian: Scheveningen | 2 | 2/0/0 | 100.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense: Modern Variation | 1 | 1/0/0 | 100.0% |
| B07 | Pirc Defense | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B76 | Sicilian: Dragon | 11 | 2/3/6 | 18.2% |
| B50 | Sicilian | 7 | 2/1/4 | 28.6% |
| A47 | Indian Defense | 5 | 0/3/2 | 0.0% |
| E99 | King's Indian Defense: Orthodox Variation | 5 | 1/1/3 | 20.0% |
| B22 | Sicilian: Alapin | 3 | 2/0/1 | 66.7% |
| B52 | Sicilian: Moscow Variation | 2 | 1/0/1 | 50.0% |
| A28 | English Opening: Reverse Sicilian | 2 | 0/1/1 | 0.0% |
| D00 | Trompowsky Attack | 1 | 0/1/0 | 0.0% |
| E68 | Indian Defense: Tartakower Attack | 1 | 0/0/1 | 0.0% |
| E70 | King's Indian Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2003 | Zbigniew Tyszkiewicz | 2,175 | POL-chT 2nd League | B85 |
| Sep 2003 | Marek Kubicki | 2,132 | POL-chT 2nd League | B52 |
| Jan 1998 | Jacek Wolak | 2,125 | chT-POL 2nd League South | E81 |
| Jan 1998 | Maciej Swicarz | 2,115 | chT-POL 2nd League South | B50 |
| Sep 2004 | Michal Skrzypczak | 2,100 | POL-chT 2nd League | B01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| POL-chT 2nd League | 2004 | 21 | 9 | 2,041 |
| chA-Krakow Malopolski | 2014 | 21 | 7.5 | 1,941 |
| Krakow Open | 2012 | 10 | 4 | 1,986 |
| 29th Krakow Open B | 2019 | 9 | 3 | 1,658 |
| Krakow Europejski Open | 2016 | 8 | 4.5 | 1,846 |
| chT-POL 2nd League South | 1998 | 6 | 3.5 | 2,270 |
| Krakow Open A | 2003 | 1 | 0 | 2,073 |
| ch-Malopolskie Bezirk | 2007 | 1 | 0 | 1,877 |
Interactive opening tree from all 78 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jacek Kosturkiewicz's chess games?
78 games by Jacek Kosturkiewicz, 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 Jacek Kosturkiewicz has played.
What does Jacek Kosturkiewicz play on the first move as White?
Across 36 games with White in our database, Jacek Kosturkiewicz opens with 1.e4 (100% of games). Against 1.e4 as Black, Jacek Kosturkiewicz answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Jacek Kosturkiewicz play as White?
As White, Jacek Kosturkiewicz's most-played openings in our database are: Sicilian: Najdorf (8 games, 12.5% win rate); Sicilian (7 games, 28.6% win rate); French: Winawer Variation (5 games, 40.0% win rate). The full breakdown of 36 games with White is in the table above.
What openings does Jacek Kosturkiewicz play as Black?
As Black, Jacek Kosturkiewicz most often plays: Sicilian: Dragon (11 games, 18.2% win rate); Sicilian (7 games, 28.6% win rate); Indian Defense (5 games, 0.0% win rate). See the table above for the top ten Black openings across 42 games.
What is Jacek Kosturkiewicz's FIDE rating?
Jacek Kosturkiewicz is currently rated 1,850 in classical chess. Peak classical rating: 2,202 (Oct 2003).
How many games has Jacek Kosturkiewicz played?
Our database contains 78 games by Jacek Kosturkiewicz, covering Apr 2003 to Jul 2026. Overall record: 21 wins, 21 draws, 36 losses (26.9% win rate).
How do I prepare against Jacek Kosturkiewicz?
78 games by Jacek Kosturkiewicz 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.