Prepare against Frederic Decoster
FM · Belgium · World #4,781 classical · FIDE ID 204269
Our database contains 302 games by Frederic Decoster, covering Apr 2003 to Aug 2026. Below you'll find Frederic Decoster's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Frederic Decoster 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 | 2,279 | 2,338 | Jun 2015 |
| Rapid | 2,229 | 2,308 | Dec 2021 |
| Blitz | 2,183 | 2,294 | Sep 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 302 | 86 | 109 | 107 | 28.5% |
| As White | 160 | 45 | 61 | 54 | 28.1% |
| As Black | 142 | 41 | 48 | 53 | 28.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Frederic Decoster's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Frederic Decoster's side.
First moves as White (160 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 158 | 98.8% | 47.5% |
| c4 | 2 | 1.3% | 25.0% |
Main lines as White
- 1.e4 — 99% of White games, 47.5% score
- …c5 (40% of these games) — Decoster usually continues Nf3 (44.7% score)
- …e5 (20% of these games) — Decoster usually continues Nf3 (48.2% score)
- …e6 (15% of these games) — Decoster usually continues d4 (37.5% score)
- 1.c4 — 1% of White games, 25.0% score
- …c6 (50% of these games) — Decoster usually continues Nf3 (0.0% score)
- …g6 (50% of these games) — Decoster usually continues Nc3 (50.0% score)
As Black against 1.e4 (67 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 57 | 85.1% | 44.7% |
| d6 | 5 | 7.5% | 60.0% |
| e5 | 4 | 6.0% | 25.0% |
| g6 | 1 | 1.5% | 0.0% |
As Black against 1.d4 (50 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 38 | 76.0% | 40.8% |
| d5 | 7 | 14.0% | 85.7% |
| d6 | 4 | 8.0% | 25.0% |
| f5 | 1 | 2.0% | 50.0% |
Frederic Decoster's chess games
All 302 games by Frederic Decoster in the Chess.ceo database (Apr 2003 - 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: 86 wins, 109 draws, 107 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B43 | Sicilian | 21 | 4/8/9 | 19.0% |
| C96 | Ruy Lopez: Closed | 12 | 2/9/1 | 16.7% |
| C18 | French: Winawer Variation | 11 | 1/3/7 | 9.1% |
| C12 | French: Classical Variation | 10 | 3/4/3 | 30.0% |
| B96 | Sicilian: Najdorf | 9 | 1/3/5 | 11.1% |
| B06 | Modern Defense | 9 | 5/2/2 | 55.6% |
| B48 | Sicilian: Taimanov | 8 | 4/3/1 | 50.0% |
| B33 | Sicilian: Sveshnikov | 7 | 0/3/4 | 0.0% |
| B09 | Pirc Defense | 5 | 1/2/2 | 20.0% |
| B78 | Sicilian: Dragon | 5 | 2/2/1 | 40.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B53 | Sicilian | 27 | 6/10/11 | 22.2% |
| E97 | King's Indian Defense: Orthodox Variation | 14 | 2/5/7 | 14.3% |
| B76 | Sicilian: Dragon | 10 | 4/2/4 | 40.0% |
| A48 | Indian Defense | 8 | 2/3/3 | 25.0% |
| B51 | Sicilian: Moscow Variation | 7 | 3/1/3 | 42.9% |
| E81 | King's Indian: Sämisch | 6 | 1/2/3 | 16.7% |
| D87 | Grünfeld Defense | 5 | 4/1/0 | 80.0% |
| D34 | Queen's Gambit Declined | 5 | 2/3/0 | 40.0% |
| A13 | English Opening | 5 | 1/2/2 | 20.0% |
| B07 | Pirc Defense | 5 | 3/0/2 | 60.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2015 | Sergey A. Fedorchuk | 2,657 | 9th Maastricht Limburg Open A | B82 |
| Jan 2008 | Felix Levin | 2,563 | chT-BEL 0708 | C67 |
| Feb 2011 | Jozsef Horvath | 2,538 | chT-BEL 1011 | B19 |
| Jul 2009 | Costica-Ciprian Nanu | 2,535 | Condom IM | B09 |
| Jul 2004 | Aleksandr Karpatchev | 2,463 | 3rd Condom Open | C96 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-BEL 1112 | 2012 | 11 | 4.5 | 2,262 |
| Titled Tuesday | 2023 | 11 | 4.5 | 2,135 |
| chT-BEL 0405 | 2005 | 10 | 5 | 2,243 |
| chT-BEL 0809 | 2009 | 10 | 3.5 | 2,284 |
| chT-BEL 1516 | 2016 | 10 | 3 | 2,188 |
| chT-BEL 0607 | 2007 | 10 | 2 | 2,221 |
| Condom IM | 2009 | 9 | 4 | 2,316 |
| 35th Ghent Taminco Open | 2012 | 9 | 6 | 2,222 |
Interactive opening tree from all 302 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Frederic Decoster's chess games?
302 games by Frederic Decoster, from Apr 2003 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 Frederic Decoster has played.
What does Frederic Decoster play on the first move as White?
Across 160 games with White in our database, Frederic Decoster opens with 1.e4 (99% of games), 1.c4 (1% of games). Against 1.e4 as Black, Frederic Decoster answers 1...c5 (85% of games), 1...d6 (7% of games), 1...e5 (6% of games). Against 1.d4: 1...Nf6 (76% of games), 1...d5 (14% of games), 1...d6 (8% of games).
What openings does Frederic Decoster play as White?
As White, Frederic Decoster's most-played openings in our database are: Sicilian (21 games, 19.0% win rate); Ruy Lopez: Closed (12 games, 16.7% win rate); French: Winawer Variation (11 games, 9.1% win rate). The full breakdown of 160 games with White is in the table above.
What openings does Frederic Decoster play as Black?
As Black, Frederic Decoster most often plays: Sicilian (27 games, 22.2% win rate); King's Indian Defense: Orthodox Variation (14 games, 14.3% win rate); Sicilian: Dragon (10 games, 40.0% win rate). See the table above for the top ten Black openings across 142 games.
What is Frederic Decoster's FIDE rating?
Frederic Decoster is currently rated 2,279 in classical chess, 2,229 in rapid and 2,183 in blitz. Peak classical rating: 2,338 (Jun 2015).
How many games has Frederic Decoster played?
Our database contains 302 games by Frederic Decoster, covering Apr 2003 to Aug 2026. Overall record: 86 wins, 109 draws, 107 losses (28.5% win rate).
How do I prepare against Frederic Decoster?
302 games by Frederic Decoster 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.