Player profile

Coste, Thierry

Standard: 2049 Rapid: 1992 Blitz: 0 (last updated 2026-11-02)

FIDE ID: 601551 (view FIDE profile)

Federation: FRA Sex: M Birth Year: 1963 Age: 63

Title: — Women's title: — Other title: — FOA title: —

Games: 33 Wins: 8 (24%) Draws: 12 (36%) Losses: 13 (39%)

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Dossier

29 of 33 games analyzed.

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Openings

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As White 16 games 4W 6D 6L

Sicilian Defense 5 games 1W 2D 2L

Dragon Variation 2 games 0W 0D 2L

Yugoslav Attack, Czerniak Variation 1 game 0W 0D 1L

Yugoslav Attack, Modern Line 1 game 0W 0D 1L

Taimanov Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Kan Variation 1 game 0W 1D 0L

Modern Variation 1 game 0W 1D 0L

Classical Variation 1 game 0W 1D 0L

Sozin Attack 1 game 0W 1D 0L

French Defense 2 games 1W 1D 0L

Advance Variation 2 games 1W 1D 0L

Paulsen Attack 1 game 0W 1D 0L

Milner-Barry Gambit, Hector Variation 1 game 1W 0D 0L

Modern Defense 1 game 0W 0D 1L

Standard Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Pseudo Queen's Indian Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Torre Attack 1 game 0W 0D 1L

Fianchetto Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Queen's Pawn Game 1 game 0W 0D 1L

Colle System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Italian Game 1 game 0W 1D 0L

Classical Variation 1 game 0W 1D 0L

Greco Gambit, Modern Line 1 game 0W 1D 0L

Caro-Kann Defense 1 game 1W 0D 0L

Maróczy Variation 1 game 1W 0D 0L

Maróczy Gambit 1 game 1W 0D 0L

Alekhine Defense 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Rubinstein Opening 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

King's Indian Attack 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

As Black 16 games 4W 6D 6L

Sicilian Defense 9 games 1W 4D 4L

Hyperaccelerated Dragon 3 games 0W 1D 2L

(unspecified) 3 games 0W 1D 2L

Smith-Morra Gambit 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Accelerated Dragon 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Smith-Morra Gambit Accepted 1 game 1W 0D 0L

Paulsen Formation 1 game 1W 0D 0L

Delayed Alapin Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Closed 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Portsmouth Gambit 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Nimzowitsch Defense 2 games 1W 1D 0L

(unspecified) 1 game 0W 1D 0L

Williams Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

London System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

English Opening 1 game 1W 0D 0L

King's English 1 game 1W 0D 0L

Mazedonisch 1 game 1W 0D 0L

Zukertort Opening 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Queen's Gambit Declined 1 game 0W 0D 1L

Orthodox Defense 1 game 0W 0D 1L

Bd3 Line 1 game 0W 0D 1L

Catalan Opening 1 game 1W 0D 0L

Open Defense 1 game 1W 0D 0L

Classical Line 1 game 1W 0D 0L

Blunders Top 4 of 118

This player's costliest moves in analyzed games. Can you find the winning move?

2025.10.22 · 72. f5 (−47.5% win chance) 1/2-1/2

Dautov, Polatbek

Coste, Thierry

Engine View game

2025.10.22 · 17. Kh1 (−34.4% win chance) 1/2-1/2

Dautov, Polatbek

Coste, Thierry

Engine View game

2026.06.05 · 27. Qxg7+ (−33.9% win chance) 0-1

Van Ree, Thailo

Coste, Thierry

Engine View game

2026.04.19 · 56. Ke3 (−32.7% win chance) 0-1

Kaidanov, Gregory

Coste, Thierry

Engine View game

View blunders & mistakes

Games Showing all 33 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.09.02	Round 7: Coste, Thierry - Emms, John M	7.3	2026.09.02 Emms, John M (400254) (2427)	0	-	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.08.30	Round 4: Martens, Martin - Coste, Thierry	4.11	2026.08.30 Martens, Martin (1000683) (2300)	0	83.80%	1. e4 c5 2. d4 cxd4 3. Qxd4 Nf6
2026.08.29	Round 3: Coste, Thierry - D'Amore, Carlo	3.7	2026.08.29 D'Amore, Carlo (800066) (2356)	0	89.10%	1. d4 g6 2. e4 Bg7 3. Nc3 d6
2026.08.28	Round 2: Coste, Thierry - Karlsson, Patrik	2.16	2026.08.28 Karlsson, Patrik (1710834) (1906)	1	96.50%	1. e4 c5 2. Nf3 a6 3. Nc3 Nc6
2026.06.10	Round 9: Warnk, Torsten - Coste, Thierry	9.25	2026.06.10 Warnk, Torsten (4648315) (1822)	½	86.10%	1. d4 Nf6 2. Nf3 d6 3. Bf4 g6
2026.06.09	Round 8: Coste, Thierry - Conde Gomez, Diego 1976	8.18	2026.06.09 Conde Gomez, Diego 1976 (2284391) (1933)	0	91.70%	1. d4 Nf6 2. Nf3 b6 3. Nbd2 Bb7
2026.06.08	Round 7: Courbi, Stephane - Coste, Thierry	7.22	2026.06.08 Courbi, Stephane (647462) (1924)	½	93.30%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.06.07	Round 6: Coste, Thierry - Blanchard, Samuel	6.21	2026.06.07 Blanchard, Samuel (36023990) (1952)	½	93.90%	1. e4 e6 2. d4 d5 3. e5 c5
2026.06.06	Round 5: Madeo, Carlo Alberto - Coste, Thierry	5.30	2026.06.06 Madeo, Carlo Alberto (2805907) (1794)	1	94.10%	1. c4 e5 2. Nc3 Nf6 3. f4 exf4
2026.06.05	Round 4: Coste, Thierry - Van Ree, Thailo	4.22	2026.06.05 Van Ree, Thailo (40102181) (1940)	0	82.20%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.06.04	Round 3: Mazzetta, Renato - Coste, Thierry	3.23	2026.06.04 Mazzetta, Renato (817643) (1868)	½	92.30%	1. e4 Nc6 2. Nc3 Nf6 3. Nf3 d6
2026.06.03	Round 2: Coste, Thierry - Sielecki, Christof	2.7	2026.06.03 Sielecki, Christof (4620437) (2385)	0	83.30%	1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7
2026.06.02	Round 1: Kopelevitch, Eli - Coste, Thierry	1.32	2026.06.02 Kopelevitch, Eli (2804778) (1729)	1	92.70%	1. e4 c5 2. d4 cxd4 3. c3 dxc3
2026.04.27	Round 8: Dahl, Fredrik A - Coste, Thierry	8.19	2026.04.27 Dahl, Fredrik A (1563300) (2172)	0	92.30%	1. e4 c5 2. Nf3 g6 3. c3 Bg7
2026.04.19	Round 1: Coste, Thierry - Kaidanov, Gregory	1.2	2026.04.19 Kaidanov, Gregory (2008564) (2491)	0	88.10%	1. d4 d5 2. Nf3 Nf6 3. e3 c5
2025.11.01	Round 11: Meyer, Gordon - Coste, Thierry	11.28	2025.11.01 Meyer, Gordon (14300303) (2201)	0	91.60%	1. e4 c5 2. Nf3 g6 3. d4 cxd4
2025.10.31	Round 10: Coste, Thierry - Van Ketel, Raoul	10.33	2025.10.31 Van Ketel, Raoul (1004883) (2191)	1	91.90%	1. e4 e6 2. d4 d5 3. e5 c5
2025.10.30	Round 9: Naimanov, Rinat - Coste, Thierry	9.45	2025.10.30 Naimanov, Rinat (13785109) (1864)	½	93.30%	1. e4 c5 2. Nf3 g6 3. c3 Bg7
2025.10.29	Round 8: Coste, Thierry - Khatanbaatar, Bazar	8.34	2025.10.29 Khatanbaatar, Bazar (4900332) (2311)	½	94.40%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2025.10.28	Round 7: Plotkin, Victor - Coste, Thierry	7.27	2025.10.28 Plotkin, Victor (2606674) (2229)	0	87.90%	1. e4 c5 2. Nf3 e6 3. c3 d5
2025.10.26	Round 6: Coste, Thierry - Cmiel, Thorsten	6.37	2025.10.26 Cmiel, Thorsten (4605721) (2167)	1	95.80%	1. e4 c6 2. d4 d5 3. f3 dxe4
2025.10.25	Round 5: Coste, Thierry - Karlsson, Patrik	5.55	2025.10.25 Karlsson, Patrik (1710834) (1915)	1	89.60%	1. e4 Nf6 2. e5 Nd5 3. d4 d6
2025.10.24	Round 4: Paschall, William - Coste, Thierry	4.34	2025.10.24 Paschall, William (2005379) (2281)	0	85.50%	1. Nf3 Nf6 2. Nc3 d5 3. e3 g6
2025.10.23	Round 3: Wiig, Ole Martin - Coste, Thierry	3.54	2025.10.23 Wiig, Ole Martin (1525298) (1805)	1	93.90%	1. e4 Nc6 2. Nf3 d6 3. d4 Nf6
2025.10.22	Round 2: Coste, Thierry - Dautov, Polatbek	2.51	2025.10.22 Dautov, Polatbek (13706020) (1877)	½	81.60%	1. d4 d5 2. Nf3 Nf6 3. e3 e6
2025.10.21	Round 1: Bosch, Jeroen - Coste, Thierry	1.10	2025.10.21 Bosch, Jeroen (1001280) (2403)	0	92.20%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.07.08	10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft	5.9	2025.07.08 Arlt, Reinhard (4616804) (2130)	½	94.70%	1. e4 c5 2. Nc3 g6 3. g3 Bg7
2025.07.07	10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft	4.8	2025.07.07 Kirszenberg, Marc (601594) (2124)	½	-	1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5
2025.07.06	10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft	3.5	2025.07.06 Namyslo, Holger (4607430) (2154)	½	95.20%	1. e4 c5 2. Nf3 Nc6 3. b4 Nxb4
2025.02.24	WSTCC	7.39	2025.02.24 Kubikova, Hana (302597) (2070)	½	-	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2025.02.19	WSTCC	3.24	2025.02.19 Rachels, Stuart (2000350) (2466)	½	99.20%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2025.02.18	WSTCC	2.40	2025.02.18 Wengholm, Anders (1704818) (2132)	1	-	1. Nf3 Nf6 2. c4 e6 3. g3 d5
2023.02.21	Round 3: Andre Tulliez - Thierry Coste		2023.02.21 Andre Tulliez	0	89.40%	1. e4 c5 2. Nf3 g6 3. d4 cxd4