KNSB FIDE
MH

Maarten Hartkoren

Rated since January 2023

1847 Classic
1861 Rapid
1861 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
KRUIDENIER, J. (JOS) 1942
12667 RSB Competitie 2025-2026 Achtallen december · Thursday 4 December 2025
SIDERAS, K. (KOSTANDINOS) 1911
10991 OKD: Open Kampioenschap Drechtstreek 2025 Groep A · Thursday 10 July 2025
SCHUBERT, K.J. (KARL) 1869
11256 17e BPB Limburg Open 2025 Groep B · Sunday 8 June 2025
HUIZEN VAN, T. (TIM) 1867
13446 RSB Competitie 2025-2026 Achttallen maart · Thursday 26 February 2026
SAPULETTE, J.G.R. (JAY-GIANI) 1839
11256 17e BPB Limburg Open 2025 Groep B · Monday 9 June 2025
Worst losses
WILDEMANS, J. (JURIAN) 1792
12467 RSB Competitie 2025-2026 Achtallen november · Thursday 6 November 2025
SMIT DE, M. (MARTIN) 1810
11252 KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … · Saturday 10 May 2025
RITSMA, R. (ROBBERT) 1827
13685 RSB Competitie 2025-2026 Achttallen april · Thursday 23 April 2026
MARGARITIS, IOANNIS 1876
11256 17e BPB Limburg Open 2025 Groep B · Saturday 7 June 2025
VELDE VAN DE, M. (MATTHIJS) 1896
13446 RSB Competitie 2025-2026 Achttallen maart · Tuesday 24 March 2026
17e BPB Limburg Open 2025 Groep B Friday 6 June 2025 +3–2=1 +29.0
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -10.2
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–1=0 -11.5
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +1–0=0 +12.4
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +0–0=1 -1.9
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–0=1 +3.4
RSB Competitie 2025-2026 Achttallen april Monday 1 September 2025 +0–1=0 -14.1
RSB Competitie 2025-2026 Achttallen maart Monday 1 September 2025 +1–1=0 +7.3
RSB Competitie 2025-2026 Achtallen december Monday 1 September 2025 +1–0=0 +17.1
RSB Competitie 2025-2026 Achtallen november Monday 1 September 2025 +0–1=0 -16.5
OKD: Open Kampioenschap Drechtstreek 2025 Groep A Thursday 22 May 2025 +2–1=2 +16.5
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +0–1=0 -16.2

Rating History

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Peak Ratings

Classic 1875 March 1, 2026
Rapid 1875 March 1, 2026
Blitz 1875 March 1, 2026

Games

Wins 8
Losses 9
Draws 5
Win Rate 36%

Performance by Color

Color Wins Draws Losses Win Rate
White 5 1 3 56%
Black 3 4 6 23%

Recent Matches

Ritsma, R. (Robbert) (1827) Thursday 23 April 2026 LOSS -14.1
Flanders, C.E. (Cander) (1960) Saturday 28 March 2026 LOSS -10.2
Velde van de, M. (Matthijs) (1896) Tuesday 24 March 2026 LOSS -6.3
Groeneweg, N.W. (Nick) (1924) Saturday 7 March 2026 LOSS -11.5
Huizen van, T. (Tim) (1867) Thursday 26 February 2026 WIN +13.6
Diejen van, N. (Niels) (1837) Saturday 7 February 2026 WIN +12.4
Huang, Z. (Ziyang) (1744) Saturday 13 December 2025 DRAW -1.9
Kruidenier, J. (Jos) (1942) Thursday 4 December 2025 WIN +17.1
Steijn, A.J. (Bram) (1949) Saturday 22 November 2025 DRAW +3.4
Wildemans, J. (Jurian) (1792) Thursday 6 November 2025 LOSS -16.5
Sideras, K. (Kostandinos) (1911) Thursday 10 July 2025 WIN +16.9
Kuiper, W. (Willem) (1906) Thursday 3 July 2025 DRAW +2.4
Pool, W.H. (Wim) (1973) Thursday 26 June 2025 DRAW +6.3
Verschoor, F. (Floor) Thursday 19 June 2025 WIN
Vasylchenko, Maksym (1837) Monday 9 June 2025 WIN +16.0
Sapulette, J.G.R. (Jay-Giani) (1839) Monday 9 June 2025 WIN +16.1
Schubert, K.J. (Karl) (1869) Sunday 8 June 2025 WIN +17.4
Pijlman, R.W.J. (René) (1930) Sunday 8 June 2025 LOSS -10.4
Margaritis, Ioannis (1876) Saturday 7 June 2025 LOSS -12.6
Paesschesoone, Stefan (1877) Friday 6 June 2025 DRAW +2.6