Prepare against Oscar Koppenens
NLD · World #20,970 classical · FIDE ID 1087940
Our database contains 33 games by Oscar Koppenens, covering Nov 2022 to Aug 2026. Below you'll find Oscar Koppenens's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oscar Koppenens 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 | 2,049 | 2,053 | Mar 2026 |
| Rapid | 1,856 | 1,858 | May 2025 |
| Blitz | 1,921 | 1,982 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 33 | 11 | 7 | 15 | 33.3% |
| As White | 15 | 6 | 3 | 6 | 40.0% |
| As Black | 18 | 5 | 4 | 9 | 27.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oscar Koppenens's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oscar Koppenens's side.
First moves as White (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 15 | 100.0% | 50.0% |
Main lines as White
- 1.e4 — 100% of White games, 50.0% score
- …c5 (67% of these games) — Koppenens usually continues Nf3 (50.0% score)
- …e5 (13% of these games) — Koppenens usually continues Nf3 (50.0% score)
- …e6 (13% of these games) — Koppenens usually continues d4 (75.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 8 | 88.9% | 43.8% |
| e5 | 1 | 11.1% | 0.0% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 3 | 75.0% | 83.3% |
| f5 | 1 | 25.0% | 0.0% |
Oscar Koppenens's chess games
All 33 games by Oscar Koppenens in the Chess.ceo database (Nov 2022 - Aug 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: 11 wins, 7 draws, 15 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 4 | 2/0/2 | 50.0% |
| B32 | Sicilian | 3 | 1/1/1 | 33.3% |
| C07 | French: Tarrasch Variation | 1 | 1/0/0 | 100.0% |
| C56 | Italian Game | 1 | 1/0/0 | 100.0% |
| C43 | Petrov's Defense | 1 | 0/0/1 | 0.0% |
| B36 | Sicilian: Accelerated Dragon | 1 | 1/0/0 | 100.0% |
| B76 | Sicilian: Dragon | 1 | 0/1/0 | 0.0% |
| B10 | Caro-Kann: Two Knights Variation | 1 | 0/0/1 | 0.0% |
| B46 | Sicilian: Taimanov | 1 | 0/0/1 | 0.0% |
| C02 | French: Advance Variation | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 4 | 1/1/2 | 25.0% |
| E05 | Catalan | 2 | 2/0/0 | 100.0% |
| A88 | English Opening: Dutch Defense | 2 | 0/0/2 | 0.0% |
| B40 | Sicilian: Four Knights | 2 | 0/1/1 | 0.0% |
| B90 | Sicilian: Najdorf | 2 | 1/1/0 | 50.0% |
| A07 | Réti Opening | 1 | 0/0/1 | 0.0% |
| C54 | Italian Game | 1 | 0/0/1 | 0.0% |
| A80 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| D37 | Indian Defense | 1 | 0/1/0 | 0.0% |
| A03 | Bird's opening | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2026 | Herman Grooten | 2,197 | Open Dutch Rapid Championship 2026 | B90 |
| May 2025 | C Becx | 2,080 | Open NK Rapid | C56 |
| May 2025 | Ivan Ponomarev | 2,055 | 15th WLC Weekender | E06 |
| Mar 2025 | Lion Lebedev | 2,038 | 12th ChessMates Int | B90 |
| Apr 2026 | Victor Brorens | 1,911 | Dutch Youth Championship 2026 | U14 | C07 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Dutch Youth Championship 2026 | U14 | 2026 | 9 | 4.5 | 1,940 |
| 15th WLC Weekender | 2025 | 6 | 3.5 | 2,126 |
| Open Dutch Rapid Championship 2026 | 2026 | 6 | 2 | 1,942 |
| 12th ChessMates Int | 2025 | 5 | 3 | 2,037 |
| Open NK Rapid | 2025 | 5 | 1.5 | 2,062 |
| 14th Eindhoven WLC Open | 2024 | 1 | 0 | 2,072 |
| 47th Ghent Open 2026 | 2026 | 1 | 0 | 1,755 |
Interactive opening tree from all 33 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oscar Koppenens's chess games?
33 games by Oscar Koppenens, from Nov 2022 to Aug 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 Oscar Koppenens has played.
What does Oscar Koppenens play on the first move as White?
Across 15 games with White in our database, Oscar Koppenens opens with 1.e4 (100% of games). Against 1.e4 as Black, Oscar Koppenens answers 1...c5 (89% of games), 1...e5 (11% of games). Against 1.d4: 1...d5 (75% of games), 1...f5 (25% of games).
What openings does Oscar Koppenens play as White?
As White, Oscar Koppenens's most-played openings in our database are: Sicilian: Najdorf (4 games, 50.0% win rate); Sicilian (3 games, 33.3% win rate); French: Tarrasch Variation (1 games, 100.0% win rate). The full breakdown of 15 games with White is in the table above.
What openings does Oscar Koppenens play as Black?
As Black, Oscar Koppenens most often plays: Sicilian (4 games, 25.0% win rate); Catalan (2 games, 100.0% win rate); English Opening: Dutch Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 18 games.
What is Oscar Koppenens's FIDE rating?
Oscar Koppenens is currently rated 2,049 in classical chess, 1,856 in rapid and 1,921 in blitz. Peak classical rating: 2,053 (Mar 2026).
How many games has Oscar Koppenens played?
Our database contains 33 games by Oscar Koppenens, covering Nov 2022 to Aug 2026. Overall record: 11 wins, 7 draws, 15 losses (33.3% win rate).
How do I prepare against Oscar Koppenens?
33 games by Oscar Koppenens 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.