KNSB FIDE
BD

Bert van Diermen

Rated since January 2023

1457 Classic
1447 Rapid
1447 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
DUIN VAN, L. (LEVI) 1679
11872 S.V. Vredeburg interne competitie 10-04-2026 t/m 24-04-2026 (090057) · Friday 17 April 2026
BRANTJES, J. (JAN) 1515
11870 S.V. Vredeburg interne competitie 30-01-2026 t/m 20-02-2026 (090057) · Friday 30 January 2026
MIN, T. (THIJS) 1450
11870 S.V. Vredeburg interne competitie 30-01-2026 t/m 20-02-2026 (090057) · Friday 6 February 2026
AL, T. (THEO) 1438
11869 S.V. Vredeburg interne competitie 09-01-2026 t/m 23-01-2026 (090057) · Friday 9 January 2026
RUIJTER DE, P. (PAUL) 1364
11870 S.V. Vredeburg interne competitie 30-01-2026 t/m 20-02-2026 (090057) · Friday 20 February 2026
Worst losses
DUIN VAN, E. (ED) 1420
11867 S.V. Vredeburg interne competitie 31-10-2025 t/m 21-11-2025 (090057) · Friday 7 November 2025
GRAAF DE, J. (JAN) 1446
11869 S.V. Vredeburg interne competitie 09-01-2026 t/m 23-01-2026 (090057) · Friday 16 January 2026
WILBIE, A. (ARTHUR) 1478
11870 S.V. Vredeburg interne competitie 30-01-2026 t/m 20-02-2026 (090057) · Friday 13 February 2026
BEENTJES, A. (ADRI) 1517
11872 S.V. Vredeburg interne competitie 10-04-2026 t/m 24-04-2026 (090057) · Friday 24 April 2026
BRANTJES, J. (JAN) 1527
11865 S.V. Vredeburg interne competitie 19-09-2025 t/m 20-10-2025 (090057) · Friday 26 September 2025
No FIDE-rated tournaments found.
S.V. Vredeburg interne competitie 10-04-2026 t/m 24-04-2026 (090057) Friday 19 September 2025 +1–1=0 +9.7
S.V. Vredeburg interne competitie 27-02-2026 t/m 27-03-2026 (090057) Friday 19 September 2025 +0–2=1 -9.4
S.V. Vredeburg interne competitie 30-01-2026 t/m 20-02-2026 (090057) Friday 19 September 2025 +3–1=0 +28.7
S.V. Vredeburg interne competitie 09-01-2026 t/m 23-01-2026 (090057) Friday 19 September 2025 +2–1=0 +7.1
S.V. Vredeburg interne competitie 12-12-2025 t/m 12-12-2025 (090057) Friday 19 September 2025 +0–1=0
S.V. Vredeburg interne competitie 28-11-2025 t/m 28-11-2025 (090057) Friday 19 September 2025 +1–0=0 +10.0
S.V. Vredeburg interne competitie 31-10-2025 t/m 21-11-2025 (090057) Friday 19 September 2025 +1–1=0 -7.4
S.V. Vredeburg interne competitie 19-09-2025 t/m 20-10-2025 (090057) Friday 19 September 2025 +1–4=0 -25.1
NHSB-competitie 2025-2026 Klasse 3C t/m 22-03-2026 Monday 1 September 2025 +0–1=0

Rating History

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Peak Ratings

Classic 1496 March 1, 2024
Rapid 1456 March 1, 2026
Blitz 1456 March 1, 2026

Games

Wins 9
Losses 12
Draws 1
Win Rate 41%

Performance by Color

Color Wins Draws Losses Win Rate
White 6 0 6 50%
Black 3 1 6 30%

Recent Matches

Beentjes, A. (Adri) (1517) Friday 24 April 2026 LOSS -10.1
Duin van, L. (Levi) (1679) Friday 17 April 2026 WIN +19.8
Brink van den, A. (Aart) (1615) Friday 27 March 2026 LOSS -7.2
Kroon, I.G.G.M.M. (Ivan) Friday 20 March 2026 LOSS
Sturk, M. (Marlies) (1571) Friday 13 March 2026 LOSS -8.6
Min, J.J. (Jaap Jan) (1626) Friday 27 February 2026 DRAW +6.4
Ruijter de, P. (Paul) (1364) Friday 20 February 2026 WIN +10.3
Wilbie, A. (Arthur) (1478) Friday 13 February 2026 LOSS -10.7
Min, T. (Thijs) (1450) Friday 6 February 2026 WIN +13.3
Brantjes, J. (Jan) (1515) Friday 30 January 2026 WIN +15.8
Mooij, J.K. (Joke) (1200) Friday 23 January 2026 WIN +5.5
Graaf de, J. (Jan) (1446) Friday 16 January 2026 LOSS -11.6
Al, T. (Theo) (1438) Friday 9 January 2026 WIN +13.1
Duin van, L. (Levi) Friday 12 December 2025 LOSS
Pepping, N.J. (Nico) (1343) Friday 28 November 2025 WIN +10.0
Duin van, E. (Ed) (1420) Friday 7 November 2025 LOSS -12.4
Roozen, G. (Gerard) (1200) Friday 31 October 2025 WIN +5.0
Aafjes, D. (Dirk) (1643) Monday 20 October 2025 LOSS -6.0
Verduin, R. (Rick) Friday 17 October 2025 WIN
Roozen, C. (Cees) Friday 10 October 2025 LOSS