Bar Blitz KNSB FIDE
JD

Jos Dekker

Rated since February 2018

1830 Classical
1815 Rapid
1786 Blitz
Jos's accounts
Chess.com FIDE Verified KNSB Verified

RIVALRY

Nemesis
Blok, Lukas
Games: 4 · Win rate: 25%

The good & the bad

Best wins
VAN DER MAREL, BERT 2012
NK Snelschaak voor Clubteams 2025 · 2026-03-29
ORY, JEAN-PAUL 1936
Tata Steel Chess 2026 - Tienkampen · 2026-01-23
BLOK, LUKAS 1908
NK Snelschaak voor Clubteams 2025 · 2026-03-29
TILLEMANS, MARCEL 1889
Tata Steel Chess 2026 - Tienkampen · 2026-01-23
VAN HAAFTEN, JELLE 1873
NK Snelschaak voor Clubteams 2025 · 2026-03-29
Worst losses
WIEMERINK, RENS 1724
Tata Steel Chess 2026 - Tienkampen · 2026-01-23
BINNENDIJK-VOORTMAN, K.H. (INEKE 1729
Dutch Team Competition - klasse 5 Round 5 · 2026-03-28
KAZI, ZIDAN 1860
NK Snelschaak voor Clubteams 2025 · 2026-03-29
KAZI, ZIDAN 1860
NK Snelschaak voor Clubteams 2025 · 2026-03-29
VAN HAAFTEN, JELLE 1873
NK Snelschaak voor Clubteams 2025 · 2026-03-29

FIDE Tournaments

Dutch Team Competition - klasse 5 Round 7 standard 2026-03-07 +1–0=0 +6.8
Dutch Team Competition - klasse 5 Round 5 standard 2026-03-28 +0–1=0 -13.0
NK Snelschaak voor Clubteams 2025 blitz 2026-03-29 +3–7=0 -8.8
Tata Steel Chess 2026 - Tienkampen standard 2026-01-23 +2–3=2 -3.6
Dutch Team Competition - klasse 5 Round 6 standard 2026-02-07 +1–0=0 +11.2
Dutch Team Competition - klasse 5 Round 2 standard 2025-11-01 +0–1=0 -4.2
Dutch Team Competition - klasse 5 Round 3 standard 2025-11-22 +0–0=1 +0.2
Tata Steel Chess Tournament 2026 Tienkampen Fri, Jan 16, 2026 +2–4=2 -4.4

Rating History

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Peak Ratings

Classical 1839
Rapid 1819
Blitz 1795

Games (recent periods)

Wins 7
Losses 12
Draws 3
Win Rate 32%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 3 3 6 25%
Black 4 0 6 40%

All-time Games (from rating history)

Classical 72
Rapid 7
Blitz 18

Recent Matches

Fomin, E.f. (egor) (1721) 2026-03-07 WIN +6.8
Binnendijk-Voortman, K.h. (ineke (1729) 2026-03-28 LOSS -13.0
Blok, Lukas (1908) 2026-03-29 LOSS -7.0
Blok, Lukas (1908) 2026-03-29 WIN +13.0
Blok, Lukas (1908) 2026-03-29 LOSS -7.0
Blok, Lukas (1908) 2026-03-29 LOSS -7.0
Kazi, Zidan (1860) 2026-03-29 LOSS -8.2
Van Haaften, Jelle (1873) 2026-03-29 LOSS -7.8
Van Der Marel, Bert (2012) 2026-03-29 WIN +15.6
Kazi, Zidan (1860) 2026-03-29 LOSS -8.2
Van Haaften, Jelle (1873) 2026-03-29 WIN +12.2
Van Der Marel, Bert (2012) 2026-03-29 LOSS -4.4
Verbruggen, Gijs (1879) 2026-01-23 LOSS -8.6
Bermon, Henk (1856) 2026-01-23 DRAW +0.8
Van Den Bos, Henk (1894) 2026-01-23 LOSS -8.2
Ory, Jean-Paul (1936) 2026-01-23 WIN +13.0
Wiemerink, Rens (1724) 2026-01-23 LOSS -12.8
Muskens, Mink (1850) 2026-01-23 DRAW +0.6
Tillemans, Marcel (1889) 2026-01-23 WIN +11.6
Elskamp, D. (dries) (1872) 2026-02-07 WIN +11.2
Munster, P. (patrick) (2061) 2025-11-01 LOSS -4.2
Reinders, J. (joan) (1840) 2025-11-22 DRAW +0.2