KNSB FIDE
DK

Dries Koster

Rated since January 2023

1995 Classic
2002 Rapid
2114 Blitz

RIVALRY

Nemesis
Pellikaan, G.B. (Govert)
Games: 3 · Win rate: 67%
Easy Target
Hardeman, M. (Martijn)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
WEMPE, J. (JOOST) (FM) 2274
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
KNOL, G.J. (GEON) 2145
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
GROENEWOLD, J.J. (JAN JORIS) 2066
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
PELLIKAAN, G.B. (GOVERT) 1981
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
POSTMA, J. (JAN) 1974
11528 NOSBO snelschaken voor teams 2025 Turnus 1 · Saturday 21 June 2025
Worst losses
ETIENNE, G. (GHILON) 1944
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
DAM TEN, B. (BRAM) 1962
NOSBO snelschaaktoernooi teams 2024 · Saturday 14 September 2024
PELLIKAAN, G.B. (GOVERT) 1964
11528 NOSBO snelschaken voor teams 2025 Turnus 1 · Saturday 21 June 2025
KOSSEN, J. (JOHANNES) 2016
11991 KNSB competitie 2025-2026 Klasse 2 ronde 2 · Saturday 4 October 2025
MULLER, S.K. (KENNETH) 2023
11529 NOSBO snelschaken voor teams 2025 Turnus 2 · Saturday 21 June 2025
Tata Steel Chess Tournament 2025 Dagvierkampen Friday 17 January 2025 +0–0=3 -7.7
KNSB competitie 2025-2026 Klasse 2 ronde 9 Saturday 20 September 2025 +0–1=0 -6.7
KNSB competitie 2025-2026 Klasse 2 ronde 8 Saturday 20 September 2025 +0–1=0 -9.2
KNSB competitie 2025-2026 Klasse 2 ronde 7 Saturday 20 September 2025 +0–1=0 -6.1
KNSB competitie 2025-2026 Klasse 2 ronde 2 Saturday 20 September 2025 +0–1=0 -13.0
NOSBO snelschaken voor teams 2025 Turnus 2 Saturday 21 June 2025 +6–2=0 +5.6
NOSBO snelschaken voor teams 2025 Turnus 1 Saturday 21 June 2025 +5–2=2 -6.8
NOSBO snelschaaktoernooi teams 2024 Saturday 14 September 2024 +9–3=1 +76.8
KNSB competitie 2023-2024 Klasse 2 ronde 8 Saturday 16 September 2023 +0–0=1 +1.5
KNSB competitie 2023-2024 Klasse 2 ronde 6 Saturday 16 September 2023 +0–0=1 +8.3
KNSB competitie 2023-2024 Klasse 2 ronde 1 Saturday 16 September 2023 +0–1=0 -2.4
KNSB competitie 2022-2023 Klasse 2 ronde 8 Saturday 17 September 2022 +0–0=1 +6.0
KNSB competitie 2022-2023 Klasse 2 ronde 7 Saturday 17 September 2022 +0–0=1 +9.9

Team Competition

Current team
Spassky's 1
Klasse 2A · 2025-2026 · 4 games
Past teams
Spassky's 1
Klasse 2A · 2023-2024
Spassky's 1
Klasse 2A · 2022-2023
Spassky's 1
Klasse 3A · 2021-2022

Rating History

Loading rating history...

Peak Ratings

Classic 2038 April 1, 2024
Rapid 2011 March 1, 2026
Blitz 2115 Oct. 1, 2024

Games

Wins 20
Losses 12
Draws 10
Win Rate 48%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 8 6 46%
Black 8 2 6 50%

Recent Matches

Hummel, P. (Paul) (2178) Saturday 11 April 2026 LOSS -6.7
Vinke, M.A. (Maarten) (2108) Saturday 7 March 2026 LOSS -9.2
Heijden van der, A.C. (Ton) (2216) Saturday 7 February 2026 LOSS -6.1
Kossen, J. (Johannes) (2016) Saturday 4 October 2025 LOSS -13.0
Hardeman, M. (Martijn) (1911) Saturday 21 June 2025 WIN +5.8
Boer, A. (Alef) (2094) Saturday 21 June 2025 LOSS -12.8
Doller, P. (Pieter) (1845) Saturday 21 June 2025 WIN +4.2
Pelt van, E. (Erwin) (1954) Saturday 21 June 2025 WIN +7.0
Muller, S.K. (Kenneth) (2023) Saturday 21 June 2025 LOSS -15.2
Dijkstra, E. (Edwin) (1777) Saturday 21 June 2025 WIN +2.9
Pellikaan, G.B. (Govert) (1964) Saturday 21 June 2025 WIN +7.2
Almefalani, A. (Abdulhay) (1942) Saturday 21 June 2025 WIN +6.6
Pellikaan, G.B. (Govert) (1964) Saturday 21 June 2025 LOSS -17.0
Doller, P. (Pieter) (1845) Saturday 21 June 2025 WIN +4.2
Muller, S.K. (Kenneth) (2023) Saturday 21 June 2025 LOSS -15.2
Hardeman, M. (Martijn) (1911) Saturday 21 June 2025 WIN +5.8
Postma, J. (Jan) (1974) Saturday 21 June 2025 WIN +7.5
Almefalani, A. (Abdulhay) (1942) Saturday 21 June 2025 WIN +6.6
Pelt van, E. (Erwin) (1954) Saturday 21 June 2025 WIN +7.0
Dijkstra, E. (Edwin) (1964) Saturday 21 June 2025 DRAW -4.9