Prepare against Koen Van Aken
Belgium · World #56,188 classical · FIDE ID 279366
Our database contains 49 games by Koen Van Aken, covering Nov 2023 to Jul 2026. Below you'll find Koen Van Aken's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Koen Van Aken 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 | 1,869 | 1,893 | Feb 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 49 | 17 | 1 | 31 | 34.7% |
| As White | 24 | 8 | 1 | 15 | 33.3% |
| As Black | 25 | 9 | 0 | 16 | 36.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Koen Van Aken's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Koen Van Aken's side.
First moves as White (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 24 | 100.0% | 35.4% |
Main lines as White
- 1.e4 — 100% of White games, 35.4% score
- …c5 (38% of these games) — Aken usually continues Nc3 (33.3% score)
- …e6 (33% of these games) — Aken usually continues d4 (31.3% score)
- …e5 (25% of these games) — Aken usually continues f4 (33.3% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 7 | 50.0% | 14.3% |
| d5 | 4 | 28.6% | 50.0% |
| c5 | 3 | 21.4% | 66.7% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 100.0% | 57.1% |
Koen Van Aken's chess games
All 49 games by Koen Van Aken in the Chess.ceo database (Nov 2023 - 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: 17 wins, 1 draws, 31 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 6 | 2/0/4 | 33.3% |
| C34 | King's Gambit | 6 | 2/0/4 | 33.3% |
| C01 | French Defense | 4 | 1/1/2 | 25.0% |
| C05 | French: Tarrasch Variation | 3 | 1/0/2 | 33.3% |
| B14 | Caro-Kann: Exchange Variation | 1 | 0/0/1 | 0.0% |
| B33 | Sicilian: Sveshnikov | 1 | 0/0/1 | 0.0% |
| C15 | French: Exchange Variation | 1 | 0/0/1 | 0.0% |
| B33 | Sicilian | 1 | 1/0/0 | 100.0% |
| B92 | Sicilian: Najdorf | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Pirc Defense | 7 | 1/0/6 | 14.3% |
| D80 | Grünfeld Defense | 5 | 3/0/2 | 60.0% |
| B01 | Scandinavian Defense: Modern Variation | 3 | 1/0/2 | 33.3% |
| D02 | King's Indian Defense: Fianchetto Variation | 1 | 1/0/0 | 100.0% |
| D10 | Queen's Gambit | 1 | 0/0/1 | 0.0% |
| B01 | Réti Opening | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense | 1 | 1/0/0 | 100.0% |
| B30 | Sicilian | 1 | 1/0/0 | 100.0% |
| B22 | Sicilian: Alapin | 1 | 0/0/1 | 0.0% |
| A57 | Benoni Defense | 1 | 0/0/1 | 0.0% |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Hengelo U20 Open | 1998 | 9 | 3.5 | – |
| Hengelo U16 Open | 1996 | 8 | 3 | – |
| ch-NED U20 | 1997 | 8 | 2 | – |
| ch-NED U16 | 1995 | 7 | 3 | – |
| ch-BEL U18 | 1998 | 7 | 3 | – |
| ch-Flandern U20 | 1996 | 6 | 3 | 2,153 |
| Bruges Open | 1997 | 2 | 0 | – |
| ch-BELB U20 | 1997 | 1 | 0 | – |
Interactive opening tree from all 49 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Koen Van Aken's chess games?
49 games by Koen Van Aken, from Nov 2023 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 Koen Van Aken has played.
What does Koen Van Aken play on the first move as White?
Across 24 games with White in our database, Koen Van Aken opens with 1.e4 (100% of games). Against 1.e4 as Black, Koen Van Aken answers 1...d6 (50% of games), 1...d5 (29% of games), 1...c5 (21% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Koen Van Aken play as White?
As White, Koen Van Aken's most-played openings in our database are: Sicilian: Closed (6 games, 33.3% win rate); King's Gambit (6 games, 33.3% win rate); French Defense (4 games, 25.0% win rate). The full breakdown of 24 games with White is in the table above.
What openings does Koen Van Aken play as Black?
As Black, Koen Van Aken most often plays: Pirc Defense (7 games, 14.3% win rate); Grünfeld Defense (5 games, 60.0% win rate); Scandinavian Defense: Modern Variation (3 games, 33.3% win rate). See the table above for the top ten Black openings across 25 games.
What is Koen Van Aken's FIDE rating?
Koen Van Aken is currently rated 1,869 in classical chess. Peak classical rating: 1,893 (Feb 2026).
How many games has Koen Van Aken played?
Our database contains 49 games by Koen Van Aken, covering Nov 2023 to Jul 2026. Overall record: 17 wins, 1 draws, 31 losses (34.7% win rate).
How do I prepare against Koen Van Aken?
49 games by Koen Van Aken 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.