JK

Jack Kok

Rated since April 2024

1571 Classic
1576 Rapid
1571 Blitz

RIVALRY

Nemesis
Smit, G. (Gorrit)
Games: 3 · Win rate: 33%
Kryptonite
Kaemingk, F. (Frank)
Games: 3 · Win rate: 33%
Easy Target
Luijting, H. (Harmke)
Games: 4 · Win rate: 75%

The good & the bad

Best wins
DONDERS, B.A. (BART) 1724
9066 D.S.G. Pallas interne competitie 25-04-2024 t/m 23-05-2024 (040041) · Thursday 2 May 2024
ARIENS, W.T.M. (WILFRED) 1664
8877 D.S.G. Pallas interne competitie 28-03-2024 t/m 18-04-2024 (040041) · Thursday 11 April 2024
ZWEEDIJK, J. (JASPER) 1645
9463 D.S.G. Pallas interne competitie 12-09-2024 t/m 19-09-2024 (040041) · Thursday 19 September 2024
KAEMINGK, F. (FRANK) 1561
12110 DSG Pallas interne competitie 2025-2026 Ronde 4 t/m 6 · Thursday 9 October 2025
SMIT, G. (GORRIT) 1558
8683 D.S.G. Pallas interne competitie 29-02-2024 t/m 21-03-2024 (040041) · Thursday 29 February 2024
Worst losses
SLOTTJE, P.M. (PIM) 1467
8306 D.S.G. Pallas interne competitie 21-12-2023 t/m 25-01-2024 (040041) · Thursday 18 January 2024
KLEEF VAN, B. (BENJAMIN) 1515
12619 DSG Pallas interne competitie 2025-2026 Ronde 12 t/m 14 · Thursday 18 December 2025
KAEMINGK, F. (FRANK) 1565
8877 D.S.G. Pallas interne competitie 28-03-2024 t/m 18-04-2024 (040041) · Thursday 28 March 2024
TOL VAN DER, J.H. (HENK) 1585
8306 D.S.G. Pallas interne competitie 21-12-2023 t/m 25-01-2024 (040041) · Thursday 25 January 2024
DUIJNEN MONTIJN VAN, O.I. (OTIS) 1629
11176 D.S.G. Pallas interne competitie 27-03-2025 t/m 24-04-2025 (040041) · Thursday 17 April 2025
No FIDE-rated tournaments found.
D.S.G. Pallas interne competitie 24-10-2025 t/m 24-10-2025 (040041) Thursday 23 October 2025 +0–0=1 +15.5
DSG Pallas interne competitie 2025-2026 Ronde 21 t/m 24 Thursday 11 September 2025 +2–0=0 +30.8
DSG Pallas interne competitie 2025-2026 Ronde 17 t/m 20 Thursday 11 September 2025 +2–0=0 +27.8
DSG Pallas interne competitie 2025-2026 Ronde 15 t/m 16 Thursday 11 September 2025 +0–1=0 -9.8
DSG Pallas interne competitie 2025-2026 Ronde 12 t/m 14 Thursday 11 September 2025 +1–1=0 -1.6
DSG Pallas interne competitie 2025-2026 Gecorrigeerde inzending rond… Thursday 11 September 2025 +0–2=0 -26.4
DSG Pallas interne competitie 2025-2026 Ronde 4 t/m 6 Thursday 11 September 2025 +1–0=0 +20.1
DSG Pallas interne competitie 2025-2026 Ronde 1 t/m 3 Thursday 11 September 2025 +0–0=1
D.S.G. Pallas interne competitie 27-03-2025 t/m 24-04-2025 (040041) Thursday 12 September 2024 +1–2=0 -33.0
D.S.G. Pallas interne competitie 27-02-2025 t/m 20-03-2025 (040041) Thursday 12 September 2024 +0–1=0 -17.6
D.S.G. Pallas interne competitie 30-01-2025 t/m 13-02-2025 (040041) Thursday 12 September 2024 +0–0=1 +1.5
D.S.G. Pallas interne competitie 09-01-2025 t/m 23-01-2025 (040041) Thursday 12 September 2024 +1–0=0 +18.2
D.S.G. Pallas interne competitie 28-11-2024 t/m 19-12-2024 (040041) Thursday 12 September 2024 +0–2=1 -27.3
D.S.G. Pallas interne competitie 07-11-2024 t/m 21-11-2024 (040041) Thursday 12 September 2024 +0–1=1 -29.1
D.S.G. Pallas interne competitie 26-09-2024 t/m 24-10-2024 (040041) Thursday 12 September 2024 +0–2=2 -5.6
D.S.G. Pallas interne competitie 12-09-2024 t/m 19-09-2024 (040041) Thursday 12 September 2024 +1–0=1 +32.3
D.S.G. Pallas interne competitie 25-04-2024 t/m 23-05-2024 (040041) Thursday 14 September 2023 +1–3=0 -3.1
D.S.G. Pallas interne competitie 28-03-2024 t/m 18-04-2024 (040041) Thursday 14 September 2023 +1–3=0 -107.2
D.S.G. Pallas interne competitie 29-02-2024 t/m 21-03-2024 (040041) Thursday 14 September 2023 +1–0=0 +57.6
D.S.G. Pallas interne competitie 01-02-2024 t/m 22-02-2024 (040041) Thursday 14 September 2023 +1–0=1 -67.0
D.S.G. Pallas interne competitie 21-12-2023 t/m 25-01-2024 (040041) Thursday 14 September 2023 +1–2=0 -302.2

Rating History

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Peak Ratings

Classic 1731 April 1, 2024
Rapid 1576 Nov. 1, 2025
Blitz 1571 April 1, 2026

Games

Wins 14
Losses 20
Draws 9
Win Rate 33%

Performance by Color

Color Wins Draws Losses Win Rate
White 5 6 12 22%
Black 9 3 8 45%

Recent Matches

Faber, D. (Dick) (1504) Thursday 12 March 2026 WIN +15.4
Faber, D. (Dick) (1504) Thursday 12 March 2026 WIN +15.4
Luijting, H. (Harmke) (1461) Thursday 29 January 2026 WIN +13.9
Luijting, H. (Harmke) (1461) Thursday 29 January 2026 WIN +13.9
Smit, G. (Gorrit) (1731) Thursday 22 January 2026 LOSS -9.8
Kleef van, B. (Benjamin) (1515) Thursday 18 December 2025 LOSS -21.2
Ariens, W.T.M. (Wilfred) (1562) Thursday 11 December 2025 WIN +19.5
Kaemingk, W. (Walter) (1657) Thursday 13 November 2025 LOSS -15.5
Smit, G. (Gorrit) (1734) Thursday 30 October 2025 LOSS -10.9
Rademaker, M. (Matthijs) (1906) Friday 24 October 2025 DRAW +15.5
Kaemingk, F. (Frank) (1561) Thursday 9 October 2025 WIN +20.1
Gerrits, G.H. (Gerben) Thursday 18 September 2025 DRAW
Böcek, A. (Sabri) Thursday 24 April 2025 WIN
Duijnen Montijn van, O.I. (Otis) (1629) Thursday 17 April 2025 LOSS -18.7
Peters, P.C.C. (Paul) (1708) Thursday 3 April 2025 LOSS -14.3
Donders, B.A. (Bart) (1676) Thursday 27 February 2025 LOSS -17.6
Ariens, W.T.M. (Wilfred) (1634) Thursday 13 February 2025 DRAW +1.5
Luijting, H. (Harmke) (1528) Thursday 23 January 2025 WIN +18.2
Arnts, M. (Michel) (1703) Thursday 19 December 2024 LOSS -18.1
Sittert van, M. (Marco) (1771) Thursday 12 December 2024 LOSS -14.0