Prepare against Pierre-jean Costa
France · World #99,460 classical · FIDE ID 682349
When preparing against Pierre-jean Costa, expect 1.e4 in 97% of White games. Against 1.e4 the reply is 1...c5 (88% of games); against 1.d4, 1...d5 (53%).
Our database contains 77 games by Pierre-jean Costa, covering Oct 2006 to Jul 2026. Below you'll find Pierre-jean Costa's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Pierre-jean Costa 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 | 1,731 | 1,897 | Jan 2007 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 77 | 24 | 17 | 36 | 31.2% |
| As White | 37 | 11 | 11 | 15 | 29.7% |
| As Black | 40 | 13 | 6 | 21 | 32.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Pierre-jean Costa's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Pierre-jean Costa's side.
First moves as White (37 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 36 | 97.3% | 45.8% |
| d4 | 1 | 2.7% | 0.0% |
Main lines as White
- 1.e4 — 97% of White games, 45.8% score
- …e5 (28% of these games) — Costa usually continues Nf3 (60.0% score)
- …c5 (28% of these games) — Costa usually continues Nf3 (35.0% score)
- …e6 (19% of these games) — Costa usually continues d4 (50.0% score)
- 1.d4 — 3% of White games, 0.0% score
- …Nf6 (100% of these games) — Costa usually continues c4 (0.0% score)
As Black against 1.e4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 15 | 88.2% | 26.7% |
| e6 | 1 | 5.9% | 0.0% |
| e5 | 1 | 5.9% | 100.0% |
As Black against 1.d4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 9 | 52.9% | 55.6% |
| Nf6 | 8 | 47.1% | 50.0% |
Pierre-jean Costa's chess games
All 77 games by Pierre-jean Costa in the Chess.ceo database (Oct 2006 - 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: 24 wins, 17 draws, 36 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B84 | Sicilian: Najdorf | 4 | 1/1/2 | 25.0% |
| C11 | French: Classical Variation | 3 | 1/0/2 | 33.3% |
| C78 | Ruy Lopez: Morphy Defense | 3 | 1/2/0 | 33.3% |
| B56 | Sicilian | 3 | 1/0/2 | 33.3% |
| C16 | French: Winawer Variation | 2 | 1/1/0 | 50.0% |
| C92 | Ruy Lopez: Closed | 2 | 0/2/0 | 0.0% |
| B07 | Pirc Defense | 2 | 0/1/1 | 0.0% |
| C10 | French: Tarrasch Variation | 1 | 0/1/0 | 0.0% |
| B18 | Caro-Kann: Classical | 1 | 1/0/0 | 100.0% |
| B00 | Nimzowitsch Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A05 | Sicilian | 5 | 1/1/3 | 20.0% |
| D85 | Grünfeld Defense | 5 | 2/2/1 | 40.0% |
| D36 | Indian Defense | 4 | 4/0/0 | 100.0% |
| A29 | English Opening: Reverse Sicilian | 3 | 1/0/2 | 33.3% |
| B85 | Sicilian: Najdorf | 3 | 0/0/3 | 0.0% |
| B24 | Sicilian: Closed | 3 | 1/0/2 | 33.3% |
| A39 | English Opening | 2 | 0/0/2 | 0.0% |
| D02 | London System | 2 | 0/1/1 | 0.0% |
| D00 | Queen's Pawn Game | 2 | 1/0/1 | 50.0% |
| B22 | Sicilian: Alapin | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2006 | Yves Roche | 2,038 | 32nd Val Thorens Open | B84 |
| Apr 2010 | Jean Scoatarin | 2,037 | Elancourt Open | D36 |
| Dec 2008 | Etienne Imbert | 2,007 | chT2-FRA North 0809 | D58 |
| Oct 2008 | Youmna Makhlouf | 1,973 | chT2-FRA North 0809 | D37 |
| Nov 2008 | Stephane Simon | 1,940 | chT2-FRA North 0809 | B85 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Elancourt Open | 2010 | 18 | 8.5 | 1,746 |
| 6th Saint Quentin Open | 2003 | 9 | 4 | 1,585 |
| 11th Saint Quentin Open | 2009 | 9 | 4 | 1,876 |
| 7th Saint Quentin Open | 2004 | 9 | 4 | 2,165 |
| 10th Elancourt Open | 2007 | 9 | 4 | 1,719 |
| chT2-FRA North 0809 | 2009 | 9 | 5.5 | 2,038 |
| 32nd Val Thorens Open | 2006 | 4 | 1 | 1,868 |
| 28th Avoine Open | 2013 | 3 | 0 | 1,739 |
Interactive opening tree from all 77 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Pierre-jean Costa's chess games?
77 games by Pierre-jean Costa, from Oct 2006 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 Pierre-jean Costa has played.
What does Pierre-jean Costa play on the first move as White?
Across 37 games with White in our database, Pierre-jean Costa opens with 1.e4 (97% of games), 1.d4 (3% of games). Against 1.e4 as Black, Pierre-jean Costa answers 1...c5 (88% of games), 1...e6 (6% of games), 1...e5 (6% of games). Against 1.d4: 1...d5 (53% of games), 1...Nf6 (47% of games).
What openings does Pierre-jean Costa play as White?
As White, Pierre-jean Costa's most-played openings in our database are: Sicilian: Najdorf (4 games, 25.0% win rate); French: Classical Variation (3 games, 33.3% win rate); Ruy Lopez: Morphy Defense (3 games, 33.3% win rate). The full breakdown of 37 games with White is in the table above.
What openings does Pierre-jean Costa play as Black?
As Black, Pierre-jean Costa most often plays: Sicilian (5 games, 20.0% win rate); Grünfeld Defense (5 games, 40.0% win rate); Indian Defense (4 games, 100.0% win rate). See the table above for the top ten Black openings across 40 games.
What is Pierre-jean Costa's FIDE rating?
Pierre-jean Costa is currently rated 1,731 in classical chess. Peak classical rating: 1,897 (Jan 2007).
How many games has Pierre-jean Costa played?
Our database contains 77 games by Pierre-jean Costa, covering Oct 2006 to Jul 2026. Overall record: 24 wins, 17 draws, 36 losses (31.2% win rate).
How do I prepare against Pierre-jean Costa?
77 games by Pierre-jean Costa 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.