Bert Duijker

FIDE ratings

1,866Classical

1,925Rapid

Performance

50 games

30% Win

44% Draw

26% Loss

Bert Duijker's playing style

Overall score:52%15W 22D 13L over 50 games

Dominates 1.Nf3 as White:61%in 23 games

Steady recent form:48%8W 3D 9L in last 20 games

Hard to beat — high draw rate:44%of games are draws

Openings as Black

Among the openings shown, Modern Defense: Kotov Variation has the largest Black sample, with 2 games. These results describe the available sample, not a prediction of the player’s next choice.

Modern Defense: Kotov Variation

100%

Modern Defense: Averbakh System

100%

Repertoire

23 games as white in scope

Move arrowsfrequency, not engine evaluation

Starting position

23 games in this line · White to move

Results for Duijker, Bert as white · Wins / Draws / Losses

W / D / L

39%

43%

17%

Move
	23 · 100%	7y ago	39% 43% 17%

Game History

(50 games)

Date	Source	Opponent	Result	Time	Event	Opening	Link
Sep 3, 2024	OTB - LichessBroadcast	Siebenhaar, Erich(2087)	L	Classical	21. Rhineland-Palatinate Seniors Open	A01eNimzo-Larsen Attack: Indian Variation	—
Jul 27, 2019	OTB - LumbrasGigaBase	Hauck, Bernd(1675)	W	Classical	—	B06aModern Defense	—
Jul 27, 2019	OTB - LumbrasGigaBase	Hauck, Bernd(1675)	W	Classical	—	B06aModern Defense	—
Jul 26, 2019	OTB - LumbrasGigaBase	Alvarez Nunez, Luis(1786)	L	Classical	—	A05fZukertort Opening	—
Jul 26, 2019	OTB - LumbrasGigaBase	Alvarez Nunez, Luis(1786)	L	Classical	—	A05fZukertort Opening	—
Jul 25, 2019	OTB - LumbrasGigaBase	Reese, Joachim(1706)	L	Classical	—	A40awQueen's Pawn Game: Modern Defense	—
Jul 25, 2019	OTB - LumbrasGigaBase	Reese, Joachim(1706)	L	Classical	—	A40awQueen's Pawn Game: Modern Defense	—
Jul 24, 2019	OTB - LumbrasGigaBase	Teutsch, Michael(1790)	D	Classical	—	A42bModern Defense: Kotov Variation	—
Jul 24, 2019	OTB - LumbrasGigaBase	Teutsch, Michael(2102)	D	Classical	—	A42bModern Defense: Kotov Variation	—
Jul 23, 2019	OTB - LumbrasGigaBase	Lares, Harald(1974)	L	Classical	—	A04wZukertort Opening: Sicilian Invitation	—

Research Bert Duijker’s games and opening repertoire

Bert Duijker is rated 1866 in standard, 1925 in rapid by FIDE. Bert Duijker plays for Netherlands.

Bert Duijker has FIDE ID 1025015.

Check the official FIDE record for ratings and identity. It is not a complete archive of game moves.

Use the openings as White and Black to identify recurring choices in the available games. Follow a branch into the repertoire explorer and inspect example games in the game history. Dates, time controls and sources affect which patterns are relevant to your next match.

See the top players in Netherlands