Prepare against Matej Kosar
Czechia · World #48,688 classical · FIDE ID 349968
Our database contains 37 games by Matej Kosar, covering Jul 2011 to Jul 2026. Below you'll find Matej Kosar's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Matej Kosar 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 | 1,898 | 1,901 | Feb 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 37 | 7 | 10 | 20 | 18.9% |
| As White | 19 | 6 | 3 | 10 | 31.6% |
| As Black | 18 | 1 | 7 | 10 | 5.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Matej Kosar's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Matej Kosar's side.
First moves as White (19 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 16 | 84.2% | 34.4% |
| b4 | 3 | 15.8% | 66.7% |
Main lines as White
- 1.e4 — 84% of White games, 34.4% score
- …c5 (31% of these games) — Kosar usually continues Nf3 (0.0% score)
- …e5 (25% of these games) — Kosar usually continues Nf3 (25.0% score)
- …d5 (13% of these games) — Kosar usually continues exd5 (75.0% score)
- 1.b4 — 16% of White games, 66.7% score
- …e5 (67% of these games) — Kosar usually continues Bb2 (100.0% score)
- …d5 (33% of these games) — Kosar usually continues Bb2 (0.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 9 | 100.0% | 27.8% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 4 | 100.0% | 12.5% |
Matej Kosar's chess games
All 37 games by Matej Kosar in the Chess.ceo database (Jul 2011 - 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: 7 wins, 10 draws, 20 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C44 | Ponziani Opening | 3 | 0/0/3 | 0.0% |
| A00 | Orangutan opening | 3 | 2/0/1 | 66.7% |
| B50 | Sicilian | 2 | 0/0/2 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 1/1/0 | 50.0% |
| B07 | Pirc Defense | 1 | 0/1/0 | 0.0% |
| C45 | Scotch Game | 1 | 1/0/0 | 100.0% |
| B34 | Sicilian: Accelerated Dragon | 1 | 0/0/1 | 0.0% |
| B95 | Sicilian: Najdorf | 1 | 0/0/1 | 0.0% |
| B18 | Caro-Kann: Classical | 1 | 0/1/0 | 0.0% |
| B33 | Sicilian: Sveshnikov | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B43 | Sicilian | 7 | 1/2/4 | 14.3% |
| A03 | Bird's opening | 2 | 0/0/2 | 0.0% |
| D53 | Indian Defense | 1 | 0/1/0 | 0.0% |
| D02 | London System | 1 | 0/0/1 | 0.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 1 | 0/0/1 | 0.0% |
| D02 | Queen's Pawn Game | 1 | 0/1/0 | 0.0% |
| B24 | Sicilian: Closed | 1 | 0/0/1 | 0.0% |
| B46 | Sicilian: Four Knights | 1 | 0/1/0 | 0.0% |
| E20 | Benoni Defense | 1 | 0/1/0 | 0.0% |
| A45 | Trompowsky Attack | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2012 | Frantisek Svoboda | 1,795 | Hradec Kralove Open | B02 |
| May 2013 | Christian Schoeppe | 1,668 | Hradec Kralove Open | A43 |
| Jul 2012 | Dominik Sustr | 1,404 | Nachod Open | C45 |
| Jul 2012 | Jan Rybin | 1,393 | Nachod Open | A00 |
| Jul 2012 | Martin Sustr | 1,250 | Nachod Open | A00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Hradec Kralove Open | 2013 | 11 | 2.5 | 1,582 |
| Nachod Open | 2012 | 9 | 3.5 | 1,617 |
| 9th Nachod Open | 2011 | 9 | 3 | 1,719 |
| ch-Czech Fed U16 | 2013 | 5 | 2 | 1,604 |
| Hradec Kralove Sten Open | 2011 | 3 | 1 | 1,694 |
Interactive opening tree from all 37 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Matej Kosar's chess games?
37 games by Matej Kosar, from Jul 2011 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 Matej Kosar has played.
What does Matej Kosar play on the first move as White?
Across 19 games with White in our database, Matej Kosar opens with 1.e4 (84% of games), 1.b4 (16% of games). Against 1.e4 as Black, Matej Kosar answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Matej Kosar play as White?
As White, Matej Kosar's most-played openings in our database are: Ponziani Opening (3 games, 0.0% win rate); Orangutan opening (3 games, 66.7% win rate); Sicilian (2 games, 0.0% win rate). The full breakdown of 19 games with White is in the table above.
What openings does Matej Kosar play as Black?
As Black, Matej Kosar most often plays: Sicilian (7 games, 14.3% win rate); Bird's opening (2 games, 0.0% win rate); Indian Defense (1 games, 0.0% win rate). See the table above for the top ten Black openings across 18 games.
What is Matej Kosar's FIDE rating?
Matej Kosar is currently rated 1,898 in classical chess. Peak classical rating: 1,901 (Feb 2026).
How many games has Matej Kosar played?
Our database contains 37 games by Matej Kosar, covering Jul 2011 to Jul 2026. Overall record: 7 wins, 10 draws, 20 losses (18.9% win rate).
How do I prepare against Matej Kosar?
37 games by Matej Kosar 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.