KNSB FIDE
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Arie van Diermen

Rated since January 2023

1882 Classic
1842 Rapid
1908 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
LEENES, R.E. (ROBERT) 2011
13809 NK Senioren en Veteranen 2026 Groep NK · Thursday 16 July 2026
KLEIJN DE, E. (ERWIN) 1878
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
HEUVELING, G.C. (GIJS-COR) 1862
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
Worst losses
MAN DE, B. (BURG) 1860
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
LEENES, R.E. (ROBERT) 1869
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
HAAN DE, M. (MATTEO) 1875
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
WOUDENBERG, F.H. (FRANK) 1879
12587 Fish 'n Food rapidtoernooi Groep A · Saturday 18 April 2026
BURER, A.R.M. (AUDRY) 1919
13809 NK Senioren en Veteranen 2026 Groep NK · Tuesday 14 July 2026
Tata Steel Chess Tournament 2026 Dagvierkampen Friday 16 January 2026 +0–1=2 -7.0
NK Senioren en Veteranen 2026 Groep NK Saturday 11 July 2026 +1–4=1 -26.4
Fish 'n Food rapidtoernooi Groep A Saturday 18 April 2026 +2–4=0 -24.1
KNSB competitie 2025-2026 Klasse 2 ronde 6 Saturday 20 September 2025 +0–1=0 -7.7
KNSB competitie 2025-2026 Klasse 2 Ronde 4 Saturday 20 September 2025 +0–1=0 -5.8
KNSB competitie 2025-2026 Klasse 6 ronde 2 Saturday 20 September 2025 +0–0=1 -4.7

Rating History

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Peak Ratings

Classic 1961 Aug. 1, 2025
Rapid 1866 May 1, 2025
Blitz 1916 March 1, 2026

Games

Wins 3
Losses 11
Draws 4
Win Rate 17%

Performance by Color

Color Wins Draws Losses Win Rate
White 2 3 4 22%
Black 1 1 7 11%

Recent Matches

Lootsma, J. (Jan) (1926) Friday 17 July 2026 LOSS -11.9
Leenes, R.E. (Robert) (2011) Thursday 16 July 2026 WIN +16.0
Wille, E. (Erik) (1920) Wednesday 15 July 2026 LOSS -12.1
Burer, A.R.M. (Audry) (1919) Tuesday 14 July 2026 LOSS -12.1
Markus, J.R. (John) (1958) Monday 13 July 2026 DRAW +1.7
Brongers, H.R. (Henk) (2040) Saturday 11 July 2026 LOSS -8.1
Woudenberg, F.H. (Frank) (1879) Saturday 18 April 2026 LOSS -12.1
Haan de, M. (Matteo) (1875) Saturday 18 April 2026 LOSS -12.2
Man de, B. (Burg) (1860) Saturday 18 April 2026 LOSS -12.7
Kleijn de, E. (Erwin) (1878) Saturday 18 April 2026 WIN +12.9
Leenes, R.E. (Robert) (1869) Saturday 18 April 2026 LOSS -12.4
Heuveling, G.C. (Gijs-Cor) (1862) Saturday 18 April 2026 WIN +12.4
Ercan, S. (Selman) (2061) Saturday 28 March 2026 LOSS -7.7
Schilperoort, J. (Jeroen) (1951) Wednesday 21 January 2026 DRAW +1.0
Kroon, I. (Ivo) (1998) Tuesday 20 January 2026 LOSS -9.9
Duijvesteijn, A. (André) (1978) Monday 19 January 2026 DRAW +1.9
Mellema, A. (Andries) (2143) Saturday 22 November 2025 LOSS -5.8
Pollmann, L.H. (Laurens) (1794) Saturday 1 November 2025 DRAW -4.7