Prepare against Alex Macosek
Czechia · World #46,198 classical · FIDE ID 23730463
When preparing against Alex Macosek, expect 1.d4 in 86% of White games. Against 1.e4 the reply is 1...c6 (80% of games); against 1.d4, 1...Nf6 (43%).
Our database contains 76 games by Alex Macosek, covering Aug 2020 to Sep 2026. Below you'll find Alex Macosek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Alex Macosek 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 | 1,909 | 2,078 | Dec 2025 |
| Rapid | 1,889 | 1,967 | Dec 2025 |
| Blitz | 1,700 | 1,702 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 76 | 25 | 16 | 35 | 32.9% |
| As White | 37 | 12 | 7 | 18 | 32.4% |
| As Black | 39 | 13 | 9 | 17 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Alex Macosek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Alex Macosek's side.
First moves as White (37 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 32 | 86.5% | 45.3% |
| g3 | 3 | 8.1% | 33.3% |
| b3 | 1 | 2.7% | 0.0% |
| g4 | 1 | 2.7% | 0.0% |
Main lines as White
- 1.d4 — 86% of White games, 45.3% score
- …Nf6 (56% of these games) — Macosek usually continues c4 (31.8% score)
- …d5 (38% of these games) — Macosek usually continues Bf4 (43.8% score)
- …f5 (6% of these games) — Macosek usually continues Bg5 (0.0% score)
- 1.g3 — 8% of White games, 33.3% score
- …e5 (33% of these games) — Macosek usually continues Bg2 (0.0% score)
- …Nf6 (33% of these games) — Macosek usually continues Bg2 (100.0% score)
- …d5 (33% of these games) — Macosek usually continues Bg2 (0.0% score)
As Black against 1.e4 (30 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 24 | 80.0% | 47.9% |
| d6 | 3 | 10.0% | 50.0% |
| g6 | 2 | 6.7% | 0.0% |
| c5 | 1 | 3.3% | 0.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 3 | 42.9% | 83.3% |
| g6 | 2 | 28.6% | 50.0% |
| d6 | 1 | 14.3% | 0.0% |
| f5 | 1 | 14.3% | 0.0% |
Alex Macosek's chess games
All 76 games by Alex Macosek in the Chess.ceo database (Aug 2020 - Sep 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: 25 wins, 16 draws, 35 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | London System | 14 | 5/4/5 | 35.7% |
| A53 | Indian Defense | 3 | 1/0/2 | 33.3% |
| A00 | Hungarian Opening | 3 | 1/0/2 | 33.3% |
| E11 | Bogo-Indian Defense | 2 | 0/1/1 | 0.0% |
| A80 | Dutch Defense | 2 | 1/0/1 | 50.0% |
| E12 | Queen's Indian Defense | 2 | 1/0/1 | 50.0% |
| A57 | Benoni Defense | 2 | 0/0/2 | 0.0% |
| D06 | Queen's Gambit | 2 | 0/2/0 | 0.0% |
| D17 | Slav Defense | 1 | 0/0/1 | 0.0% |
| A00 | Grob's Attack | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B13 | Caro-Kann: Exchange Variation | 8 | 3/3/2 | 37.5% |
| B06 | Modern Defense | 5 | 1/0/4 | 20.0% |
| B12 | Caro-Kann: Advance Variation | 4 | 0/1/3 | 0.0% |
| B15 | Caro-Kann: Main Line | 4 | 0/3/1 | 0.0% |
| B11 | Caro-Kann: Two Knights Variation | 3 | 1/0/2 | 33.3% |
| B10 | Caro-Kann | 2 | 1/0/1 | 50.0% |
| E14 | Indian Defense | 2 | 1/1/0 | 50.0% |
| B07 | Pirc Defense | 2 | 1/1/0 | 50.0% |
| A41 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| D93 | Slav Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2026 | Jakub Mlynek | 2,046 | Czech Youth Championship 2026 | Boys U16 | B17 |
| Mar 2026 | Michal Svadlenka | 2,036 | Czech Youth Championship 2026 | Boys U16 | E71 |
| Jun 2026 | Jakub Nespurek | 2,022 | Mistrovství České republiky školních týmů v šachu 2026, střední školy | B12 |
| Jun 2026 | Michael Stein | 2,010 | Mistrovství České republiky školních týmů v šachu 2026, střední školy | D32 |
| Jul 2024 | Jaroslav Cempel | 1,962 | 7th Bohumin Open B | D00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-CZE U14 | 2024 | 18 | 5 | 1,528 |
| 8th Bohumin Open | 2025 | 9 | 2.5 | 1,820 |
| 7th Bohumin Open B | 2024 | 9 | 7.5 | 2,043 |
| Chess Slovak Open Skalica 2026 | Open B | 2026 | 8 | 6 | 2,001 |
| Czech Youth Championship 2026 | Boys U16 | 2026 | 8 | 4 | 2,019 |
| 9th Bohumin Open 2026 | 2026 | 7 | 1.5 | 1,813 |
| chT-CZE U12 | 2022 | 6 | 2 | 1,352 |
| chT-CZE 1 Liga Vychod | 2026 | 4 | 1 | 1,932 |
Interactive opening tree from all 76 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Alex Macosek's chess games?
76 games by Alex Macosek, from Aug 2020 to Sep 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 Alex Macosek has played.
What does Alex Macosek play on the first move as White?
Across 37 games with White in our database, Alex Macosek opens with 1.d4 (86% of games), 1.g3 (8% of games), 1.b3 (3% of games). Against 1.e4 as Black, Alex Macosek answers 1...c6 (80% of games), 1...d6 (10% of games), 1...g6 (7% of games). Against 1.d4: 1...Nf6 (43% of games), 1...g6 (29% of games), 1...d6 (14% of games).
What openings does Alex Macosek play as White?
As White, Alex Macosek's most-played openings in our database are: London System (14 games, 35.7% win rate); Indian Defense (3 games, 33.3% win rate); Hungarian Opening (3 games, 33.3% win rate). The full breakdown of 37 games with White is in the table above.
What openings does Alex Macosek play as Black?
As Black, Alex Macosek most often plays: Caro-Kann: Exchange Variation (8 games, 37.5% win rate); Modern Defense (5 games, 20.0% win rate); Caro-Kann: Advance Variation (4 games, 0.0% win rate). See the table above for the top ten Black openings across 39 games.
What is Alex Macosek's FIDE rating?
Alex Macosek is currently rated 1,909 in classical chess, 1,889 in rapid and 1,700 in blitz. Peak classical rating: 2,078 (Dec 2025).
How many games has Alex Macosek played?
Our database contains 76 games by Alex Macosek, covering Aug 2020 to Sep 2026. Overall record: 25 wins, 16 draws, 35 losses (32.9% win rate).
How do I prepare against Alex Macosek?
76 games by Alex Macosek 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.