KNSB FIDE
EK

Egbert Kooiman

Rated since January 2023

1768 Classic
1861 Rapid
1803 Blitz

RIVALRY

Nemesis
Leeuwerik, J.J. (Hans)
Games: 3 · Win rate: 67%
Kryptonite
Klooster van der, E. (Eric)
Games: 3 · Win rate: 0%
Easy Target
Benschop van, E. (Eric)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
BROEK, T. (THOMAS) 2025
14045 S.V. Castricum interne competitie 29-05-2026 t/m 29-05-2026 (090009) · Friday 29 May 2026
LEEUWERIK, J.J. (HANS) 1967
14045 S.V. Castricum interne competitie 29-05-2026 t/m 29-05-2026 (090009) · Friday 29 May 2026
KUIJS, P. (PIET) 1882
13712 S.V. Castricum interne competitie 15-05-2026 t/m 22-05-2026 (090009) · Friday 15 May 2026
JONG DE, J. (JELLE) 1829
13589 NHSB-competitie 2025-2026 Klasse 2B t/m 12-04-2026 · Tuesday 7 April 2026
BEER DE, N.C.J.M. (NORBERT) 1807
10470 Tata Steel Chess Tournament 2026 Tienkampen · Sunday 1 February 2026
Worst losses
PAULIS, R. (RYAN) 1757
10470 Tata Steel Chess Tournament 2026 Tienkampen · Wednesday 28 January 2026
VELDE VAN DER, R. (ROEL) 1769
10470 Tata Steel Chess Tournament 2026 Tienkampen · Saturday 31 January 2026
ENK VAN DEN, T. (TOBIAS) 1774
14044 S.V. Castricum interne competitie 05-06-2026 t/m 26-06-2026 (090009) · Friday 19 June 2026
KOOMEN, E. (EUGENE) 1777
13226 NHSB-competitie 2025-2026 Klasse 2B t/m 08-03-2026 · Friday 6 March 2026
ROIJERS, D. (DENNIS) 1786
10470 Tata Steel Chess Tournament 2026 Tienkampen · Friday 23 January 2026
Tata Steel Chess Tournament 2026 Tienkampen Friday 16 January 2026 +2–3=3 -7.9
S.V. Castricum interne competitie 05-06-2026 t/m 26-06-2026 (090009) Friday 29 May 2026 +0–3=0 -25.4
S.V. Castricum interne competitie 29-05-2026 t/m 29-05-2026 (090009) Friday 29 May 2026 +7–6=2 +62.1
S.V. Castricum interne competitie 15-05-2026 t/m 22-05-2026 (090009) Friday 8 May 2026 +2–0=0 +29.4
S.V. Castricum interne competitie 01-05-2026 t/m 01-05-2026 (090009) Friday 1 May 2026 +4–2=1 +13.9
S.V. Castricum interne competitie 10-04-2026 t/m 24-04-2026 (090009) Friday 10 April 2026 +1–0=1 +12.9
S.V. Castricum interne competitie 27-02-2026 t/m 27-03-2026 (090009) Friday 27 February 2026 +1–0=0 +12.8
S.V. Castricum interne competitie 30-01-2026 t/m 20-02-2026 (090009) Friday 9 January 2026 +0–2=0 -20.5
S.V. Castricum interne competitie 09-01-2026 t/m 23-01-2026 (090009) Friday 9 January 2026 +1–0=0 +10.9
NHSB-competitie 2025-2026 Klasse 2B t/m 12-04-2026 Monday 1 September 2025 +1–0=0 +15.7
NHSB-competitie 2025-2026 Klasse 2B t/m 08-03-2026 Monday 1 September 2025 +0–1=0 -11.0
NHSB-competitie 2025-2026 Klasse 2B t/m 08-02-2026 Monday 1 September 2025 +0–1=0 -11.2

Team Competition

Current team
Castricum 1
Klasse 5H · 2025-2026 · 1 game

Rating History

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Peak Ratings

Classic 1805 May 1, 2024
Rapid 1861 June 1, 2026
Blitz 1803 July 1, 2026

Games

Wins 19
Losses 18
Draws 7
Win Rate 43%

Performance by Color

Color Wins Draws Losses Win Rate
White 9 5 7 43%
Black 10 2 11 43%

Recent Matches

Leeuwerik, J.J. (Hans) (1857) Friday 26 June 2026 LOSS -9.3
Enk van den, T. (Tobias) (1774) Friday 19 June 2026 LOSS -12.2
Klooster van der, E. (Eric) (2050) Friday 12 June 2026 LOSS -4.0
Klooster van der, E. (Eric) (2061) Friday 29 May 2026 DRAW +9.2
Brugman, H. (Hidde) (1806) Friday 29 May 2026 WIN +14.8
Brugman, H. (Hidde) (1806) Friday 29 May 2026 LOSS -10.3
Pinxteren van, G. (Gerard) (1841) Friday 29 May 2026 LOSS -9.1
Duinker, J. (Han) (1696) Friday 29 May 2026 WIN +10.9
Kuijs, P. (Piet) (1875) Friday 29 May 2026 LOSS -8.0
Wal van der, R. (Robert) (2060) Friday 29 May 2026 LOSS -3.3
Broek, T. (Thomas) (2025) Friday 29 May 2026 WIN +21.0
Leeuwerik, J.J. (Hans) (1967) Friday 29 May 2026 WIN +19.6
Kemperink, H.J.W.M. (Han) (1795) Friday 29 May 2026 WIN +14.4
Benschop van, E. (Eric) (1691) Friday 29 May 2026 WIN +10.8
Klooster van der, E. (Eric) (2061) Friday 29 May 2026 LOSS -3.3
Woestenburg, D.P.S. (Denzell) (1616) Friday 29 May 2026 DRAW -4.2
Froma, M. (Maarten) (1904) Friday 29 May 2026 LOSS -7.1
Petrenko, Y. (Yevhen) (1563) Friday 29 May 2026 WIN +6.7
Kuijs, P. (Piet) (1882) Friday 15 May 2026 WIN +16.5
Kuijs, G.P.H.M. (Gerard) (1776) Friday 8 May 2026 WIN +12.9