KNSB FIDE
KH

Koen Haast

Rated since January 2023

2042 Classic
2028 Rapid
2072 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BOELHOUWER, C. (COLLIN) 2162
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
WILGENHOF, O. (OTTO) 2135
9434 KNSB competitie 2024-2025 Klasse 2 ronde 1 · Saturday 21 September 2024
VRANCKEN, G.H.M. (GILBERT) 2135
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
ROOSMALEN VAN, S. (SJOERD) (CM) 2076
13526 KNSB competitie 2025-2026 Klasse 2 ronde 9 · Saturday 11 April 2026
SIJBESMA, R. (RIENK) 2037
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
Worst losses
RAAIJ VAN, S. (SJOERD) 1899
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
VERWEIJ, L.A. (KEES) 1913
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
WEEL, J.J.M. (JAAP) 1925
9898 NBSB Avondcompetitie 2024-2025 Ronde 2 · Monday 28 October 2024
ROELOFS, L. (LAURENS) 1955
13312 KNSB competitie 2025-2026 Klasse 2 ronde 6 · Saturday 28 March 2026
KOCKEN, W.G.R.M. (WILBERT) 2026
6486 NBSB Competitie Groep A · Monday 17 October 2022
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 2 ronde 9 Saturday 20 September 2025 +1–0=0 +14.2
KNSB competitie 2025-2026 Klasse 2 ronde 6 Saturday 20 September 2025 +0–1=0 -7.7
KNSB competitie 2025-2026 Klasse 2 ronde 7 Saturday 20 September 2025 +0–0=2 -2.8
KNSB competitie 2025-2026 Klasse 2 Ronde 4 Saturday 20 September 2025 +0–1=0 -7.1
KNSB competitie 2025-2026 Klasse 2 ronde 3 Saturday 20 September 2025 +0–1=0 -5.8
KNSB competitie 2025-2026 Klasse 2 ronde 2 Saturday 20 September 2025 +0–0=1 +1.1
NBSB Avondcompetitie 2024-2025 Ronde 6 Monday 30 September 2024 +1–0=0 +8.1
NBSB Avondcompetitie 2024-2025 Ronde 4 Monday 30 September 2024 +1–0=0 +6.9
NBSB Avondcompetitie 2024-2025 Ronde 2 Monday 30 September 2024 +0–1=0 -17.8
KNSB competitie 2024-2025 Klasse 2 ronde 9 Saturday 21 September 2024 +0–1=0 -9.0
KNSB competitie 2024-2025 Klasse 4 ronde 8 Saturday 21 September 2024 +0–0=1 -4.2
KNSB competitie 2024-2025 Klasse 4 ronde 6 Saturday 21 September 2024 +0–1=0 -13.5
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +0–0=1 -2.6
KNSB competitie 2024-2025 Klasse 4 ronde 2 Saturday 21 September 2024 +0–0=1 -4.9
KNSB competitie 2024-2025 Klasse 2 ronde 1 Saturday 21 September 2024 +1–0=0 +14.8
Snelschaak Teams (tijdens NK 2024) Saturday 13 July 2024 +8–7=2 +2.1
NBSB Competitie 2023/2024 2e helft Groep A Sunday 24 December 2023 +2–1=0 -5.7
KNSB competitie 2023-2024 Klasse 2 ronde 8 Saturday 16 September 2023 +0–0=1 -2.8
KNSB competitie 2023-2024 Klasse 2 ronde 6 Saturday 16 September 2023 +0–1=0 -9.3
KNSB competitie 2023-2024 Klasse 2 ronde 5 Saturday 16 September 2023 +1–0=0 +9.5
KNSB competitie 2023-2024 Klasse 2 ronde 3 Saturday 16 September 2023 +0–0=1 -0.1
NBSB competitie 2023/2024 Groep A Friday 1 September 2023 +2–0=0 +5.5
NBSB competitie 2023 Groep A Sunday 1 January 2023 +0–0=1 +1.6
KNSB competitie 2022-2023 Klasse 2 ronde 8 Saturday 17 September 2022 +0–0=1 -3.3
KNSB competitie 2022-2023 Klasse 2 ronde 5 Saturday 17 September 2022 +1–0=0 +1.5
KNSB competitie 2022-2023 Klasse 2 ronde 4 Saturday 17 September 2022 +1–0=0 +8.7
NBSB Competitie Groep A Wednesday 14 September 2022 +0–1=1 -21.5

Rating History

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Peak Ratings

Classic 2095 Jan. 1, 2023
Rapid 2036 March 1, 2026
Blitz 2072 Oct. 1, 2024

Games

Wins 19
Losses 16
Draws 13
Win Rate 40%

Performance by Color

Color Wins Draws Losses Win Rate
White 15 7 8 50%
Black 4 6 8 22%

Recent Matches

CM Roosmalen van, S. (Sjoerd) (2076) Saturday 11 April 2026 WIN +14.2
Roelofs, L. (Laurens) (1955) Saturday 28 March 2026 LOSS -7.7
Koymans, P. (Peter) (1997) Saturday 7 February 2026 DRAW -1.4
Koymans, P. (Peter) (1997) Saturday 7 February 2026 DRAW -1.4
Pijkeren, J. (Jan) (2214) Saturday 22 November 2025 LOSS -7.1
FM Kooten van, L. (Luuk) (2259) Saturday 1 November 2025 LOSS -5.8
Scho, C. (Christian) (2079) Saturday 4 October 2025 DRAW +1.1
Donk van, O.J. (Olger) (2160) Saturday 10 May 2025 LOSS -9.0
Schobben, M. (Morris) (1939) Saturday 5 April 2025 DRAW -4.2
Cayonlu, A. (Arda) (1924) Friday 21 March 2025 WIN +8.1
Haitjema, J. (Jarich) (2039) Saturday 8 February 2025 LOSS -13.5
Plasmans, B.L.P.A. (Bart) (1889) Tuesday 14 January 2025 WIN +6.9
Caluwe, M. (Marc) (2006) Saturday 23 November 2024 DRAW -2.6
Weel, J.J.M. (Jaap) (1925) Monday 28 October 2024 LOSS -17.8
Huygevoort van, B.F.A.J. (Bram) (1940) Saturday 12 October 2024 DRAW -4.9
Wilgenhof, O. (Otto) (2135) Saturday 21 September 2024 WIN +14.8
Rogozyanskiy, A. (Alexander) (1903) Saturday 13 July 2024 WIN +7.0
Werksma, A. (Arie) (2213) Saturday 13 July 2024 LOSS -7.7
Spuij, A.D. (Arie) (1873) Saturday 13 July 2024 WIN +6.1
Vrancken, G.H.M. (Gilbert) (2135) Saturday 13 July 2024 DRAW +2.3