Prepare against Maciej Koch
Poland · World #46,731 classical · FIDE ID 41873777
When preparing against Maciej Koch, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (86%).
Our database contains 32 games by Maciej Koch, covering Feb 2023 to Nov 2026. Below you'll find Maciej Koch's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Maciej Koch 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 | 1,908 | 1,951 | Sep 2026 |
| Rapid | 1,840 | 1,933 | Oct 2026 |
| Blitz | 1,844 | 1,869 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 32 | 8 | 5 | 19 | 25.0% |
| As White | 16 | 4 | 3 | 9 | 25.0% |
| As Black | 16 | 4 | 2 | 10 | 25.0% |
FIDE rated record
From FIDE's official rated-game ledger (2023-2026): 746 rated games against 406 different opponents, across 94 events in 1 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 234 | 119 | 26 | 89 | 50.9% | 1,706 | 1,714 | 13 |
| Rapid | 225 | 125 | 8 | 92 | 55.6% | 1,667 | 1,693 | 6 |
| Blitz | 269 | 127 | 14 | 128 | 47.2% | 1,737 | 1,707 | 5 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 355 | 83 | 30 | 242 | 23.4% |
| Against lower-rated | 294 | 221 | 18 | 55 | 75.2% |
Wins over titled players: 2 vs IM · 1 vs FM · 5 vs CM · 1 vs WFM · 5 vs WCM.
Tournament wins
7 tournament wins from 90 events, 1 of them outright.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2026 | 130 | 68 | 11 | 51 | 1,864 | 1,911 |
| 2025 | 239 | 118 | 22 | 99 | 1,777 | 1,793 |
| 2024 | 214 | 108 | 13 | 93 | 1,662 | 1,645 |
| 2023 | 163 | 86 | 3 | 74 | 1,492 | 1,439 |
Move-by-move preparation stats
Straight from the preparation tree built over all of Maciej Koch's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Maciej Koch's side.
First moves as White (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 16 | 100.0% | 34.4% |
Main lines as White
- 1.e4 — 100% of White games, 34.4% score
- …c5 (56% of these games) — Koch usually continues Nf3 (33.3% score)
- …e5 (31% of these games) — Koch usually continues Nf3 (50.0% score)
- …e6 (13% of these games) — Koch usually continues d4 (0.0% score)
As Black against 1.e4 (5 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 5 | 100.0% | 0.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 6 | 85.7% | 41.7% |
| d5 | 1 | 14.3% | 100.0% |
Maciej Koch's chess games
All 32 games by Maciej Koch in the Chess.ceo database (Feb 2023 - Nov 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: 8 wins, 5 draws, 19 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B47 | Sicilian: Taimanov | 4 | 1/1/2 | 25.0% |
| C11 | French: Classical Variation | 2 | 0/0/2 | 0.0% |
| B27 | Sicilian: Hyperaccelerated Dragon | 2 | 1/1/0 | 50.0% |
| B31 | Sicilian: Rossolimo | 2 | 0/0/2 | 0.0% |
| C80 | Ruy Lopez: Open | 1 | 1/0/0 | 100.0% |
| C63 | Ruy Lopez: Schliemann | 1 | 0/0/1 | 0.0% |
| B68 | Sicilian | 1 | 0/0/1 | 0.0% |
| C42 | Petrov's Defense | 1 | 0/1/0 | 0.0% |
| C41 | Philidor | 1 | 1/0/0 | 100.0% |
| C70 | Ruy Lopez: Morphy Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B33 | Sicilian: Sveshnikov | 3 | 0/0/3 | 0.0% |
| D50 | Indian Defense | 2 | 0/2/0 | 0.0% |
| E61 | King's Indian Defense | 2 | 2/0/0 | 100.0% |
| E49 | Nimzo-Indian: Rubinstein System | 1 | 0/0/1 | 0.0% |
| A04 | Réti Opening | 1 | 1/0/0 | 100.0% |
| B30 | Sicilian | 1 | 0/0/1 | 0.0% |
| B23 | Sicilian: Closed | 1 | 0/0/1 | 0.0% |
| D52 | Slav Defense | 1 | 1/0/0 | 100.0% |
| A03 | Bird's opening | 1 | 0/0/1 | 0.0% |
| A45 | Trompowsky Attack | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2026 | Aleksander Koralczyk | 1,951 | Rubinstein Chess Festival 2026 - Open B | C41 |
| Aug 2026 | Przemyslaw Mirowski | 1,935 | Rubinstein Chess Festival 2026 - Open B | C80 |
| Aug 2026 | Maciej Zareba | 1,932 | Rubinstein Chess Festival 2026 - Open B | E70 |
| Aug 2026 | Michal Adamowicz | 1,910 | Rubinstein Chess Festival 2026 - Open B | B47 |
| Aug 2025 | Piotr Spyra | 1,889 | Rubinstein Mem Open B | E61 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| TCh-POL Junior 2026 | 2026 | 9 | 0 | 1,780 |
| Rubinstein Mem Open B | 2025 | 9 | 3.5 | 1,782 |
| Rubinstein Chess Festival 2026 - Open B | 2026 | 8 | 5.5 | 2,092 |
| Polish Youth Rapid & Blitz Championships 2026 | Blitz | O14 | 2026 | 4 | 0.5 | 1,770 |
| Polish Youth Rapid & Blitz Championships 2026 | Rapid | O14 | 2026 | 1 | 0 | 1,840 |
| ch-POL Blitz U18 | 2023 | 1 | 1 | 2,277 |
Interactive opening tree from all 32 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Maciej Koch's chess games?
32 games by Maciej Koch, from Feb 2023 to Nov 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 Maciej Koch has played.
What does Maciej Koch play on the first move as White?
Across 16 games with White in our database, Maciej Koch opens with 1.e4 (100% of games). Against 1.e4 as Black, Maciej Koch answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (86% of games), 1...d5 (14% of games).
What openings does Maciej Koch play as White?
As White, Maciej Koch's most-played openings in our database are: Sicilian: Taimanov (4 games, 25.0% win rate); French: Classical Variation (2 games, 0.0% win rate); Sicilian: Hyperaccelerated Dragon (2 games, 50.0% win rate). The full breakdown of 16 games with White is in the table above.
What openings does Maciej Koch play as Black?
As Black, Maciej Koch most often plays: Sicilian: Sveshnikov (3 games, 0.0% win rate); Indian Defense (2 games, 0.0% win rate); King's Indian Defense (2 games, 100.0% win rate). See the table above for the top ten Black openings across 16 games.
What is Maciej Koch's FIDE rating?
Maciej Koch is currently rated 1,908 in classical chess, 1,840 in rapid and 1,844 in blitz. Peak classical rating: 1,951 (Sep 2026).
How many games has Maciej Koch played?
Our database contains 32 games by Maciej Koch, covering Feb 2023 to Nov 2026. Overall record: 8 wins, 5 draws, 19 losses (25.0% win rate).
How do I prepare against Maciej Koch?
32 games by Maciej Koch 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.