KNSB FIDE
VK

Valentijn Kaptein

Rated since June 2023

1097 Classic
1499 Rapid

RIVALRY

Nemesis
Klauber, D. (Daniel)
Games: 6 · Win rate: 50%
Kryptonite
Boomhouwer, R. (Rens)
Games: 4 · Win rate: 0%
Easy Target
Wempe, T.J. (Tijn)
Games: 5 · Win rate: 100%

The good & the bad

Best wins
VISSER, D.F. (DANIËL) 1518
13487 GP Schaakwoude 2026 Groep A · Saturday 4 April 2026
DIJKSTRA, W. (WESSEL) 1515
13487 GP Schaakwoude 2026 Groep A · Saturday 4 April 2026
ROORDA, M. (MATTIAS) 1512
13487 GP Schaakwoude 2026 Groep A · Saturday 4 April 2026
LEENEN, P. (POMME) 1492
10718 KNSB-Jeugdclubcompetitie D halve finales Groep A · Saturday 8 November 2025
ADIGUZEL, E. (ENES) 1453
12838 GP de Donger Groep A · Saturday 10 January 2026
Worst losses
MEDENDORP, L. (LUCAS) 378
GP Chessfestival Groningen, 2023 · Thursday 28 December 2023
OKKEN, V. (VIC) 384
GP Chessfestival Groningen, 2023 · Thursday 28 December 2023
DIJKSTRA, W. (WESSEL) 389
7114 NOSBO PJK 2023 PJK F · Saturday 13 May 2023
URBAN, T. (TOBIAS) 402
7114 NOSBO PJK 2023 PJK F · Saturday 13 May 2023
KOOLAARD, L. (LIEKE) 409
7114 NOSBO PJK 2023 PJK F · Saturday 13 May 2023
GP Staunton Groningen Groep A Sunday 28 December 2025 +5–1=1 +69.4
GP Staunton Chessfestival 2024 Groep A Saturday 28 December 2024 +2–4=0 -25.9
GP Chessfestival Groningen, 2023 Thursday 28 December 2023 +4–3=0 +86.9
GP Schaakwoude 2026 Groep A Saturday 4 April 2026 +3–3=1 +28.3
GP Hennie Collignon 2026 Groep A Saturday 31 January 2026 +3–4=0 -24.4
GP de Donger Groep A Saturday 10 January 2026 +4–2=1 +42.1
GC/Matadoren jeugdachtkampen Groep A Sunday 23 November 2025 +3–4=0 -7.3
KNSB-Jeugdclubcompetitie D halve finales Groep A Saturday 8 November 2025 +2–3=1 +7.9
GP DTK Buitenpost 2025 Groep A Saturday 18 October 2025 +1–6=0 -74.1
GP Lytje Willem 2025 Groep A Saturday 20 September 2025 +5–2=0 +49.1
GP Finale NOSBO-FSB 2025 Groep A Sunday 15 June 2025 +3–4=0 -3.8
GP Hoogeveen 2025 Groep A Saturday 17 May 2025 +3–3=1 +13.9
GP Emmen 2025 Groep A Saturday 15 March 2025 +4–2=0 +17.0
NOSBO PJK 2025 PJK D Saturday 11 January 2025 +3–4=0 +38.1
NOSBO JCC JCC D Wednesday 1 January 2025 +2–1=3 +13.5
GP De Donger Groep A Saturday 21 December 2024 +4–3=0 +27.5
GP Bolsward 2024 Groep A Saturday 7 December 2024 +4–3=0 +55.2
GP Ten Boer 2024 Groep A Saturday 2 November 2024 +2–5=0 -59.1
Lytje Willem GP 2024 Groep A Saturday 19 October 2024 +2–2=3 +24.5
GP Leek/Roden 2024 Groep A Saturday 12 October 2024 +1–5=0 -91.4
GP-finale NOSBO-FSB 2024 Groep A Sunday 9 June 2024 +3–4=0 -24.4
GP Bob Romijn Haren 2024 Groep A Saturday 1 June 2024 +2–5=0 -26.1
GP Jan Oldenkamp 2024 Groep A Saturday 18 May 2024 +5–1=1 +70.7
GP NK-ABC 2024 Hoogkerk Groep A Thursday 2 May 2024 +4–2=1 +14.6
GP Schaakwoude Groep A Friday 29 March 2024 +3–4=0 -34.1
GP Emmen 2024 Groep A Saturday 16 March 2024 +4–3=0 +39.4
GP Assen Groep A Sunday 18 February 2024 +3–3=0 -57.1
GP Henny Collignon 2024 Groep A Saturday 27 January 2024 +6–1=0 +91.5
NOSBO FSB jeugd 2023-2024 PJK D Wednesday 1 November 2023 +4–1=0 +45.5
NOSBO FSB jeugd 2023-2024 NOSBO rapidkampioenschap Wednesday 1 November 2023 +0–6=0 -60.0
NOSBO FSB jeugd 2023-2024 Paardensprong Opengroep Wednesday 1 November 2023 +4–4=0 +58.8
NOSBO PJK 2023 PJK F Saturday 14 January 2023 +2–4=1 -236.9

Rating History

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Peak Ratings

Classic 1097 April 1, 2024
Rapid 1499 May 1, 2026

Games

Wins 100
Losses 102
Draws 14
Win Rate 46%

Performance by Color

Color Wins Draws Losses Win Rate
White 51 5 53 47%
Black 49 9 49 46%

Recent Matches

Roorda, M. (Mattias) (1512) Saturday 4 April 2026 WIN +22.8
Staphorst, K. (Koene) (1473) Saturday 4 April 2026 LOSS -19.3
Kloosterman, F. (Frank) (1489) Saturday 4 April 2026 LOSS -18.4
Steenstra, J. (Jan) (1680) Saturday 4 April 2026 DRAW +11.1
Dijkstra, W. (Wessel) (1515) Saturday 4 April 2026 WIN +23.0
Visser, D.F. (Daniël) (1518) Saturday 4 April 2026 WIN +23.2
Bezemer, D. (Dennis) (1571) Saturday 4 April 2026 LOSS -14.0
Esselbrugge, L. (Lucas) (1333) Saturday 31 January 2026 LOSS -24.4
Klauber, D. (Daniel) (1418) Saturday 31 January 2026 WIN +20.3
Bezemer, D. (Dennis) (1426) Saturday 31 January 2026 LOSS -19.3
Medendorp, D. (Daniël) (1441) Saturday 31 January 2026 LOSS -18.4
Roersma, M. (Melvin) (1386) Saturday 31 January 2026 WIN +18.5
Nieuwenhuis, J. (Jonah) (1400) Saturday 31 January 2026 LOSS -20.7
Bayram, Y. (Yigit) (1407) Saturday 31 January 2026 WIN +19.7
Adiguzel, E. (Enes) (1453) Saturday 10 January 2026 WIN +22.2
Visser, D.F. (Daniël) (1489) Saturday 10 January 2026 LOSS -15.8
Kloosterman, F. (Frank) (1495) Saturday 10 January 2026 DRAW +4.5
Koolaard, L. (Lieke) (1318) Saturday 10 January 2026 WIN +14.8
Schuls, N. (Nils) (1334) Saturday 10 January 2026 LOSS -24.4
Zarojan, R. (Ruben) (1390) Saturday 10 January 2026 WIN +18.7